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20250415Compliance Filing.pdf
04N 0IQAFIO R® RECEIVED MEGAN GOICOECHEA ALLEN April 15, 2025 Corporate Counsel IDAHO PUBLIC mgoicoecheaallen(?D_idahopower.com UTILITIES COMMISSION April 15, 2025 Commission Secretary Idaho Public Utilities Commission 11331 W. Chinden Boulevard Building 8, Suite 201-A Boise, Idaho 83714 Re: Case No. IPC-E-25-13 Idaho Power Company's Application for Authority to Increase Its Rates for Electric Service to Recover Costs Associated with the Hells Canyon Complex Relicensing Project Dear Commission Secretary: As explained in Idaho Power Company's ("Idaho Power or Company")Application in the above-captioned proceeding, the Company proposed to increase customer rates $29,708,787 to recover incremental Hells Canyon Complex ("HCC") relicensing Allowance for Funds Used During Construction ("AFUDC") amounts, provided that the decrease to rates associated with the Power Cost Adjustment ("PCA"), was equal to, or greater. Because there was a potential for the Company's request in this case to be modified pending the request in the PCA proceeding, and in an attempt to satisfy RP 121.01, Idaho Power proposed that, coincident with the PCA case, the Company would supplement the filing in this proceeding with the proposed tariff sheets specifying the proposed rates for providing retail electric service to its customers in the state of Idaho. As can be seen in the Application of Idaho Power Company for Authority to Implement Power Cost Adjustment Rates for Electric Service from June 1, 2025, through May 31, 2026, being filed concurrently in Case No. IPC-E-25-20, the proposed decrease to rates associated with the PCA is greater than the Company's proposed increase associated with HCC relicensing AFUDC amounts. As such, no modification to Idaho Power's request in this case to increase customer rates $29,708,787 is necessary. The Company has included as Attachment 1 a comparison of revenues from the various tariff customers under Idaho Power's existing rates and charges with the corresponding proposed new revenue levels resulting from the proposed rates from both this case and the PCA case. In addition, Idaho Power hereby submits as Attachment 2 the following tariff sheets for Commission approval, which includes modifications to the following Schedules, effective June 1, 2025. 1221 W. Idaho St(83702) P.O. Box 70 Boise, ID 83707 Commission Secretary Idaho Public Utilities Commission April 15, 2025 Page 2 Third Revised Sheet No. 1-2 Cancelling Second Revised Sheet No. 1-2 Third Revised Sheet No. 3-1 Cancelling Second Revised Sheet No. 3-1 Third Revised Sheet No. 5-2 Cancelling Second Revised Sheet No. 5-2 Third Revised Sheet No. 6-9 Cancelling Second Revised Sheet No. 6-9 Third Revised Sheet No. 7-2 Cancelling Second Revised Sheet No. 7-2 Third Revised Sheet No. 8-8 Cancelling Second Revised Sheet No. 8-8 Third Revised Sheet No. 9-4 Cancelling Second Revised Sheet No. 9-4 Third Revised Sheet No. 9-5 Cancelling Second Revised Sheet No. 9-5 Third Revised Sheet No. 15-2 Cancelling Second Revised Sheet No. 15-2 Third Revised Sheet No. 19-3 Cancelling Second Revised Sheet No. 19-3 Third Revised Sheet No. 19-4 Cancelling Second Revised Sheet No. 19-4 Fourth Revised Sheet No. 20-6 Cancelling Third Revised Sheet No. 20-6 Fourth Revised Sheet No. 20-7 Cancelling Third Revised Sheet No. 20-7 Third Revised Sheet No. 24-3 Cancelling Second Revised Sheet No. 24-3 Fourth Revised Sheet No. 26-1 Cancelling Third Revised Sheet No. 26-1 Third Revised Sheet No. 29-1 Cancelling Second Revised Sheet No. 29-1 Third Revised Sheet No. 30-1 Cancelling Second Revised Sheet No. 30-1 Third Revised Sheet No. 32-1 Cancelling Second Revised Sheet No. 32-1 Third Revised Sheet No. 33-2 Cancelling Second Revised Sheet No. 33-2 Third Revised Sheet No. 34-3 Cancelling Second Revised Sheet No. 34-3 Third Revised Sheet No. 34-4 Cancelling Second Revised Sheet No. 34-4 Third Revised Sheet No. 40-2 Cancelling Second Revised Sheet No. 40-2 Third Revised Sheet No. 41-3 Cancelling Second Revised Sheet No. 41-3 Third Revised Sheet No. 41-4 Cancelling Second Revised Sheet No. 41-4 Third Revised Sheet No. 42-1 Cancelling Second Revised Sheet No. 42-1 Third Revised Sheet No. 62-4 Cancelling Second Revised Sheet No. 62-4 Additionally, in its Application, the Company also indicated that it intended to bring this matter to the attention of its customers by means of a press release to media in the Company's service area and a customer notice distributed in customers' bills. However, because the amount of the proposed rate increase in the case was subject to the ultimate decrease in the PCA, the Company indicated that it intended to bring the contents of both proceedings to the attention of customers via a combined press release and customer notice once the actual increase was known. Accordingly, Idaho Power includes with this filing as Attachment 3, which contains a copy of the customer communication required by RP 125. Commission Secretary Idaho Public Utilities Commission April 15, 2025 Page 3 If you have any questions about the attached documents, please do not hesitate to contact me. Sincerely,qwrl ?11 ��YAUA 6 Megan Goicoechea Allen MGA:sg Attachments BEFORE THE IDAHO PUBLIC UTILITIES COMMISSION CASE NO. IPC-E-25-13 IDAHO POWER COMPANY ATTACHMENT NO. 1 (Comparison of Revenues) Idaho Power Company Calculation of Revenue Impact State of Idaho IPC-E-25-13 Filed April 15,2025 Summary of Revenue Impact Current Billed Revenue to Proposed Billed Revenue Total Percent Rate Average Normalized Current Adjustments Proposed Change Line Sch. Number of Energy Billed Mills to Billed Billed Mills Billed to Billed No Tariff Description No. Customers l'I (kWh) Revenue Per kWh Revenue Revenue Per kWh Revenuer) Uniform Tariff Rates: 1 Residential Service 1 524,237 5,615,942,611 $714,057,042 127.15 ($21,245,574) $692,811,467 123.37 (2.98)% 2 Master Metered Mobile Home Park 3 19 5,043,898 $613,244 121.58 ($19,636) $593,608 117.69 (3.20)% 3 Residential Service Time-of-Day 5 990 17,907,943 $2,197,568 122.71 ($69,301) $2,128,267 118.84 (3.15)% 4 Residential Service On-Site Generation 6 19,350 258,375,457 $31,811,157 123.12 ($981,497) $30,829,660 119.32 (3.09)% 5 Small General Service 7 30,219 139,926,373 $21,483,300 153.53 ($458,496) $21,024,804 150.26 (2.13)% 6 Small General Service On-Site Generation 8 87 768,473 $94,452 122.91 ($2,518) $91,934 119.63 (2.67)% 7 Large General Service 9 40,122 4,068,443,436 $373,765,920 91.87 ($17,778,913) $355,987,007 87.50 (4.76)% 8 Dusk to Dawn Lighting 15 0 1,937,298 $1,357,634 700.79 $15,597 $1,373,231 708.84 1.15% 9 Large Power Service 19 134 2,192,917,988 $166,776,995 76.05 ($10,307,279) $156,469,716 71.35 (6.18)% 10 Agricultural Irrigation Service 24 19,847 1,770,258,152 $183,663,718 103.75 ($7,294,781) $176,368,937 99.63 (3.97)% 11 Un m,tered General Service 40 1,857 14,484,473 $1,531,179 105.71 ($59,241) $1,471,938 101.62 (3.87)% 12 Street Lighting 41 1,687 20,419,614 $4,014,958 196.62 ($45,719) $3,969,239 194.38 (1.14)% 13 Traffic Control Lighting 42 859 3,056,155 $257,756 84.34 ($13,844) $243,912 79.81 (5.37)% 14 Total Uniform Tariffs 639,408 14,109,481,872 $1,501,624,923 106.43 ($58,261,203) $1,443,363,720 102.30 (3.88)% 15 Total Special Contracts 7 1,442062,021 $106,512,215 73.86 ($6,838,194) $99,674,021 69.12 (6.42)% 16 Total Clean Energy Your Way Sales 18:839,401 $253,654 $18,328 $271,981 7.23% 17 Idaho Power Supplied Retail Sales lxl 639,415 15,570,383,294 1,608,390,792 103.30 ($65,081,069) $1,543,309,723 99.12 (4.05)% (1)Test Year Revenue Forecast Jun 2025-May 2026 (2)Impacts do not include Black Mesa and marginal energy sales Idaho Power Company Calculation of Revenue Impact State of Idaho IPC-E-25-13 Filed April 15,2025 Summary of Revenue Impact-Rates 9,19,and 24 Distribution Level Detail Current Billed Revenue to Proposed Billed Revenue Percent Rate Average Normalized Current Adjustments Proposed Change Line Sch. Number of Energy Base Mills to Base Base Mills Base to Base No Tariff Description No. Customers(1) k((kWh) Revenue Per kWh Revenue Revenue Per kWh Revenue Uniform Tariff Rates: 1 Large General Secondary 9S 39,824 3,409,784,142 $319,189,998 93.61 ($14,777,228) $304,412,770 89.28 (4.63)% 2 Large General Primary 9P 292 655,067,733 $54,240,339 82.80 ($2,986,016) $51,254,322 78.24 (5.51)% 3 Large General Transmission 9T 6 3,591,562 $335,584 93.44 IS15,§69) $319,915 89.07 (4.67)% 4 Total Schedule 9 40.122 4,068,443,436 $373,765,920 91.87 ($17,778,913) $355,987,007 87.50 (4.76)% 5 Large Power Secondary 195 1 6,446,801 $531,259 82.41 ($29,441) $501,818 77.84 (5.54)% 6 Large Power Primary 19P 130 2,147,461,978 $163,389,724 76.09 ($10,092,803) $153,296,921 71.39 (6.18)% 7 Large Power Transmission 19T 3 39,009,209 $2,856,012 73.21 ($185,035) $2,670,977 68.47 (6.48)% 8 Total Schedule 19 134 2,192,917,988 $166,776,995 76.05 ($10,307,279) $156,469,716 71.35 (6.18)% 9 Irrigation Secondary 24S 19,847 1,770,258,152 $183,663,718 103.75 ($7,294,781) $176,368,937 99.63 (3.97)% 10 Irrigation Transmission 24T 0 0 $0 0.00 $0 $0 0.00 0.00% 11 Total Schedule 24 19,847 1,770,258,152 $183,663,718 103.75 ($7,294,781) $176,368,937 99.63 (3.97)% (1)Test Year Revenue Forecast Jun 2025-May 2026 BEFORE THE IDAHO PUBLIC UTILITIES COMMISSION CASE NO. IPC-E-25-13 IDAHO POWER COMPANY ATTACHMENT NO. 2 PROPOSED TARIFF SCHEDULES (CLEAN AND LEGISLATIVE) Idaho Power Company Third Revised Sheet No. 1-2 Cancels I.P.U.C. No. 30, Tariff No. 101 Second Revised Sheet No. 1-2 SCHEDULE1 RESIDENTIAL SERVICE STANDARD PLAN (Continued) MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 54 (Fixed Cost Adjustment), Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), Schedule 95 (Adjustment for Municipal Franchise Fees), Schedule 96 (Blaine County Surcharge to Fund the Undergrounding of Certain Facilities), and Schedule 98 (Residential and Small Farm Energy Credit). Summer Non-summer Service Charge, per month $15.00 $15.00 Energy Charge, per kWh First 800 kWh 10.17790 8.95690 801-2000 kWh 12.23800 9.87500 All Additional kWh Over 2000 14.53850 10.93610 PAYMENT The monthly bill rendered for service supplied hereunder is payable upon receipt, and becomes past due 15 days from the date on which rendered. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective — June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Revised Sheet No. 3-1 Cancels I.P.U.C. No. 30, Tariff No. 101 Second Revised Sheet No. 3-1 SCHEDULE 3 MASTER-METERED MOBILE HOME PARK RESIDENTIAL SERVICE AVAILABILITY Service under this schedule is available to master-metered mobile home parks included on the Company's list of "grandfathered" mobile home parks on file with the Idaho Public Utilities Commission receiving electric service under Schedule 1 as of March 20, 2009. Customers included on the Company's list of"grandfathered" mobile home parks as of March 20, 2009, will automatically be transferred to this Schedule on their next regularly scheduled cycle read date that occurs on or after March 21, 2009. APPLICABILITY Service under this schedule is applicable to Electric Service provided to a master-metered residential mobile home park for residential service for general domestic uses, including single phase motors of 7'/2 horsepower rating or less. This schedule is not applicable to standby service or shared service. TYPE OF SERVICE The type of service provided under this schedule is single phase, alternating current at approximately 120 or 240 volts and 60 cycles, supplied through one meter at one Point of Delivery. MONTHLY CHARGE The Monthly Charge is the sum of the following charges and may also include charges as set forth in Schedule 54 (Fixed Cost Adjustment), Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), Schedule 95 (Adjustment for Municipal Franchise Fees), Schedule 96 (Blaine County Surcharge to Fund the Undergrounding of Certain Facilities), and Schedule 98 (Residential and Small Farm Energy Credit): Service Charge, per month $15.00 Energy Charge, per kWh all kWh 10.94820 Minimum Charge The monthly Minimum Charge shall be the sum of the Service Charge, the Energy Charge, and the Power Cost Adjustment. PAYMENT The monthly bill rendered for service supplied hereunder is payable upon receipt, and becomes past due 15 days from the date on which rendered. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective —June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Revised Sheet No. 5-2 Cancels I.P.U.C. No. 30, Tariff No. 101 Second Revised Sheet No. 5-2 SCHEDULE 5 RESIDENTIAL SERVICE TIME-OF-USE PLAN (OPTIONAL) (Continued) TIME PERIODS The time periods are defined as follows. All times are stated in Mountain Time. Summer Season On-Peak: 7:00 p.m. to 11:00 pm. Monday through Saturday, except holidays Mid-Peak 3:00 p.m. to 7:00 p.m. Monday through Saturday, except holidays Off-Peak: 11:00 p.m. to 3:00 p.m. Monday through Saturday and all hours on Sunday and holidays Non-summer Season On-Peak: 6:00 a.m. to 9:00 a.m. and 5:00 p.m. to 8:00 p.m. Monday through Saturday, except holidays Off-Peak: 9:00 a.m. to 5:00 p.m. and 8:00 p.m. to 6:00 a.m. Monday through Saturday and all hours on Sunday and holidays Holidays are New Year's Day (January 1), Memorial Day (last Monday in May), Independence Day (July 4), Labor Day (first Monday in September), Thanksgiving Day (fourth Thursday in November), and Christmas Day (December 25). When New Year's Day, Independence Day, or Christmas Day falls on Sunday, the Monday immediately following that Sunday will be considered a holiday. MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 54 (Fixed Cost Adjustment), Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), Schedule 95 (Adjustment for Municipal Franchise Fees), Schedule 96 (Blaine County Surcharge to Fund the Undergrounding of Certain Facilities), and Schedule 98 (Residential and Small Farm Energy Credit). Summer Non-summer Service Charge, per month $15.00 $15.00 Energy Charge, per kWh On-Peak 25.29570 13.11500 Mid-Peak 12.64800 n/a Off-Peak 6.32410 8.74330 PAYMENT The monthly bill rendered for service supplied hereunder is payable upon receipt, and becomes past due 15 days from the date on which rendered. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective —June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Revised Sheet No. 6-9 Cancels I.P.U.C. No. 30, Tariff No. 101 Second Revised Sheet No. 6-9 SCHEDULE6 RESIDENTIAL SERVICE ON-SITE GENERATION (Continued) MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 54 (Fixed Cost Adjustment), Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), Schedule 95 (Adjustment for Municipal Franchise Fees), Schedule 96 (Blaine County Surcharge to Fund the Undergrounding of Certain Facilities), and Schedule 98 (Residential and Small Farm Energy Credit). The following rate structure and charges are subject to change upon Commission approval: STANDARD RATES (DEFAULT) Summer Non-summer Service Charge, per month $15.00 $15.00 Energy Charge, per kWh First 800 kWh 10.17790 8.95690 801-2000 kWh 12.23800 9.87500 All Additional kWh Over 2000 14.53850 10.93610 TIME-OF-USE RATES (OPTIONAL) Summer Non-summer Service Charge, per month $15.00 $15.00 Energy Charge, per kWh On-Peak 25.29570 13.11500 Mid-Peak 12.64800 n/a Off-Peak 6.32410 8.74330 EXPORT CREDIT RATE The following rate structure and credits are subject to change upon Commission approval: Summer Non-summer Export Credit Rate, per kWh On-Peak 16.99660 4.83650 Off-Peak 5.65330 4.83650 PAYMENT The monthly bill rendered for service supplied hereunder is payable upon receipt, and becomes past due 15 days from the date on which rendered. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective — June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Revised Sheet No. 7-2 Cancels I.P.U.C. No. 30, Tariff No. 101 Second Revised Sheet No. 7-2 SCHEDULE 7 SMALL GENERAL SERVICE (Continued) MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 54 (Fixed Cost Adjustment), Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), Schedule 95 (Adjustment for Municipal Franchise Fees), Schedule 96 (Blaine County Surcharge to Fund the Undergrounding of Certain Facilities), and Schedule 98 (Residential and Small Farm Energy Credit). Summer Non-summer Service Charge, per month $25.00 $25.00 Energy Charge, per kWh First 300 kWh 7.45340 7.45340 All Additional kWh 8.51760 7.45520 PAYMENT The monthly bill rendered for service supplied hereunder is payable upon receipt, and becomes past due 15 days from the date on which rendered. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective —June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Revised Sheet No. 8-8 Cancels I.P.U.C. No. 30, Tariff No. 101 Second Revised Sheet No. 8-8 SCHEDULE8 SMALL GENERAL SERVICE ON-SITE GENERATION (Continued) MONTHLY CHARGE (Continued) The following charges are subject to change upon Commission approval: Summer Non-summer Service Charge, per month $25.00 $25.00 Energy Charge, per kWh First 300 kWh 7.45340 7.45340 All Additional kWh 8.51760 7.45520 EXPORT CREDIT RATE The following rate structure and credits are subject to change upon Commission approval: Summer Non-summer Export Credit Rate, per kWh On-Peak 16.99660 4.83650 Off-Peak 5.65330 4.83650 PAYMENT The monthly bill rendered for service supplied hereunder is payable upon receipt, and becomes past due 15 days from the date on which rendered. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective — June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Revised Sheet No. 9-4 Cancels I.P.U.C. No. 30, Tariff No. 101 Second Revised Sheet No. 9-4 SCHEDULE 9 LARGE GENERAL SERVICE (Continued) MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), Schedule 95 (Adjustment for Municipal Franchise Fees), Schedule 96 (Blaine County Surcharge to Fund the Undergrounding of Certain Facilities), and Schedule 98 (Residential and Small Farm Energy Credit). SECONDARY SERVICE — STANDARD RATES Summer Non-summer (DEFAULT) Service Charge, per month $25.00 $25.00 Basic Charge, per kW of Basic Load Capacity Basic Load Capacity $1.58 $1.58 Demand Charge, per kW of Billing Demand Billing Demand $8.12 $6.39 Energy Charge, per kWh All kWh 5.46580 5.27210 SECONDARY SERVICE —TIME-OF-USE Summer Non-summer (OPTIONAL) Service Charge, per month $25.00 $25.00 Basic Charge, per kW of Basic Load Capacity Basic Load Capacity $1.58 $1.58 Demand Charge, per kW of Billing Demand Billing Demand $8.12 $6.39 Energy Charge, per kWh On-Peak 5.84890 5.57550 Mid-Peak 5.84890 5.32590 Off-Peak 5.27090 5.12730 IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective —June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Revised Sheet No. 9-5 Cancels I.P.U.C. No. 30, Tariff No. 101 Second Revised Sheet No. 9-5 SCHEDULE 9 LARGE GENERAL SERVICE (Continued) PRIMARY SERVICE Summer Non-summer Service Charge, per month $340.00 $340.00 Basic Charge, per kW of Basic Load Capacity $1.83 $1.83 Demand Charge, per kW of Billing Demand $8.35 $7.91 On-Peak Demand Charge, per kW of On-Peak Billing Demand $1.59 n/a Energy Charge, per kWh On-Peak 5.39370 4.89950 Mid-Peak 5.39370 4.65790 Off-Peak 4.83460 4.46490 TRANSMISSION SERVICE Summer Non-summer Service Charge, per month $340.00 $340.00 Basic Charge, per kW of Basic Load Capacity $1.09 $1.09 Demand Charge, per kW of Billing Demand $7.38 $6.46 On-Peak Demand Charge, per kW of On-Peak Billing Demand $1.59 n/a Energy Charge, per kWh On-Peak 5.33050 4.80790 Mid-Peak 5.33050 4.56630 Off-Peak 4.76480 4.37250 PAYMENT The monthly bill rendered for service supplied hereunder is payable upon receipt, and becomes past due 15 days from the date on which rendered. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective —June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Revised Sheet No. 15-2 Cancels I.P.U.C. No. 30, Tariff No. 101 Second Revised Sheet No. 15-2 SCHEDULE 15 DUSK TO DAWN CUSTOMER LIGHTING (Continued) NEW FACILITIES Where facilities of the Company are not presently available for a lighting fixture installation which will provide satisfactory lighting service for the Customer's Premises, the Company may install overhead or underground secondary service facilities, including secondary conductor, poles, anchors, etc., a distance not to exceed 300 feet to supply the desired service, all in accordance with the charges specified below. MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). 1. Monthly Per Unit Charge on existing facilities: AREA LIGHTING LED Fixture Watt (Maximum) Lumen (Minimum) Base Rate 40 3,600 $ 9.82 85 7,200 $11.95 200 18,000 $17.27 FLOOD LIGHTING LED Fixture Watt (Maximum) Lumen (Minimum) Base Rate 85 8,100 $19.50 150 18,000 $21.47 300 32,000 $25.28 2. For New Facilities Installed Before June 1, 2004: The Monthly Charge for New Facilities installed prior to June 1, 2004, will continue to be assessed a monthly facilities charge in accordance with the changes specified in Schedule 66. 3. For New Facilities Installed On or After June 1, 2004: The non-refundable charge for New Facilities to be installed, such as underground service, overhead secondary conductor, poles, anchors, etc., shall be equal to the work order cost. PAYMENT The monthly bill for service supplied hereunder is payable upon receipt, and becomes past due 15 days from the date on which rendered. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective—June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Revised Sheet No. 19-3 Cancels I.P.U.C. No. 30, Tariff No. 101 Second Revised Sheet No. 19-3 SCHEDULE 19 LARGE POWER SERVICE (Continued) FACILITIES BEYOND THE POINT OF DELIVERY At the Customer's request and at the option of the Company, transformers and other facilities installed beyond the Point of Delivery to provide Primary or Transmission Service may be owned, operated, and maintained by the Company in consideration of the Customer paying a Facilities Charge to the Company. This service is provided under the provisions set forth in Rule M, Facilities Charge Service. POWER FACTOR ADJUSTMENT Where the Customer's Power Factor is less than 90 percent, as determined by measurement under actual load conditions,the Company may adjust the kW measured to determine the Billing Demand by multiplying the measured kW by 90 percent and dividing by the actual Power Factor. TEMPORARY SUSPENSION When a Customer has properly invoked Rule G, Temporary Suspension of Demand, the Basic Load Capacity, the Billing Demand, and the On-Peak Billing Demand shall be prorated based on the period of such suspension in accordance with Rule G. In the event the Customer's metered demand is less than 1,000 kW during the period of such suspension, the Basic Load Capacity and Billing Demand will be set equal to 1,000 kW for purposes of determining the Customer's Monthly Charge. MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), Schedule 95 (Adjustment for Municipal Franchise Fees), and Schedule 96 (Blaine County Surcharge to Fund the Undergrounding of Certain Facilities). SECONDARY SERVICE Summer Non-summer Service Charge, per month $85.00 $85.00 Basic Charge, per kW of Basic Load Capacity $2.01 $2.01 Demand Charge, per kW of Billing Demand $10.50 $8.45 On-Peak Demand Charge, per kW of On-Peak Billing Demand $1.82 n/a Energy Charge, per kWh On-Peak 5.99410 5.42040 Mid-Peak 5.99410 5.17830 Off-Peak 5.42870 4.98420 IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective —June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Revised Sheet No. 19-4 Cancels I.P.U.C. No. 30, Tariff No. 101 Second Revised Sheet No. 19-4 SCHEDULE 19 LARGE POWER SERVICE (Continued) MONTHLY CHARGE (Continued) PRIMARY SERVICE Summer Non-summer Service Charge, per month $415.00 $415.00 Basic Charge, per kW of $2.21 $2.21 Basic Load Capacity Demand Charge, per kW of $10.04 $8.64 Billing Demand On-Peak Demand Charge, per kW of On-Peak Billing Demand $1.59 n/a Energy Charge, per kWh On-Peak 5.23140 4.72270 Mid-Peak 5.23140 4.48050 Off-Peak 4.66550 4.28630 TRANSMISSION SERVICE Summer Non-summer Service Charge, per month $415.00 $415.00 Basic Charge, per kW of Basic Load Capacity $1.87 $1.87 Demand Charge, per kW of Billing Demand $10.20 $8.78 On-Peak Demand Charge, per kW of On-Peak Billing Demand $1.59 n/a Energy Charge, per kWh On-Peak 5.21420 4.69270 Mid-Peak 5.21420 4.45040 Off-Peak 4.64510 4.25610 PAYMENT The monthly bill for service supplied hereunder is payable upon receipt, and becomes past due 15 days from the date on which rendered. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective —June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Fourth Revised Sheet No. 20-6 Cancels I.P.U.C. No. 30, Tariff No. 101 Third Revised Sheet No. 20-6 SCHEDULE 20 SPECULATIVE HIGH-DENSITY LOAD (Continued) MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). Large General Service Rates PRIMARY SERVICE Summer Non-summer Service Charge, per month $340.00 $340.00 Basic Charge, per kW of $1.83 $1.83 Basic Load Capacity Demand Charge, per kW of $8.79 $8.35 Billing Demand Energy Charge, per kWh On-Peak 5.32320 6.38540 Mid-Peak 4.60300 7.50100 Off-Peak 5.71400 6.80620 TRANSMISSION SERVICE Summer Non-summer Service Charge, per month $340.00 $340.00 Basic Charge, per kW of Basic Load Capacity $1.09 $1.09 Demand Charge, per kW of Billing Demand $7.82 $6.90 Energy Charge, per kWh On-Peak 5.26000 6.29380 Mid-Peak 4.53980 7.40940 Off-Peak 5.64420 6.71380 IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective —June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Fourth Revised Sheet No. 20-7 Cancels I.P.U.C. No. 30, Tariff No. 101 Third Revised Sheet No. 20-7 SCHEDULE 20 SPECULATIVE HIGH-DENSITY LOAD (Continued) MONTHLY CHARGE (Continued) Large Power Service Rates PRIMARY SERVICE Summer Non-summer Service Charge, per month $415.00 $415.00 Basic Charge, per kW of $2.21 $2.21 Basic Load Capacity Demand Charge, per kW of $10.52 $9.12 Billing Demand Energy Charge, per kWh On-Peak 5.15570 6.20340 Mid-Peak 4.43550 7.31840 Off-Peak 5.53970 6.62240 TRANSMISSION SERVICE Summer Non-summer Service Charge, per month $415.00 $415.00 Basic Charge, per kW of Basic Load Capacity $1.87 $1.87 Demand Charge, per kW of Billing Demand $10.68 $9.26 Energy Charge, per kWh On-Peak 5.13850 6.17340 Mid-Peak 4.41830 7.28830 Off-Peak 5.51930 6.59220 PAYMENT The monthly bill for service supplied hereunder is payable upon receipt, and becomes past due 15 days from the date on which rendered. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective —June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Revised Sheet No. 24-3 Cancels I.P.U.C. No. 30, Tariff No. 101 Second Revised Sheet No. 24-3 SCHEDULE 24 AGRICULTURAL IRRIGATION SERVICE (Continued) MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), Schedule 95 (Adjustment for Municipal Franchise Fees), Schedule 96 (Blain County Surcharge to Fund the Undergrounding of Certain Facilities), and Schedule 98 (Residential and Small Farm Energy Credit). SECONDARY SERVICE In-Season Out-of-Season Service Charge, per month $30.00 $6.00 Demand Charge, per kW of Billing Demand $15.06 n/a Energy Charge All kWh 6.12950 7.20530 TRANSMISSION SERVICE In-Season Out-of-Season Service Charge, per month $415.00 $6.00 Demand Charge, per kW of Billing Demand $14.21 n/a Energy Charge All kWh 5.87270 6.87540 IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective —June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Fourth Revised Sheet No. 26-1 Cancels I.P.U.C. No. 30, Tariff No. 101 Third Revised Sheet No. 26-1 SCHEDULE 26 IDAHO POWER COMPANY ELECTRIC SERVICE RATE FOR MICRON TECHNOLOGY, INC. BOISE, IDAHO SPECIAL CONTRACT DATED MARCH 9, 2022, AMENDED APRIL 11, 2024 MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). Terms used below have the meanings given to them in the Special Contract referenced above. Monthly Contract Demand Charge $3.37 per kW of Contract Demand. Monthly Billing Demand Charge $17.83 per kW of Billing Demand but not less than Minimum Monthly Billing Demand. Minimum Monthly Billing Demand The Minimum Monthly Billing Demand will be 25,000 kilowatts. Daily Excess Demand Charge $1.339 per each kW over the Contract Demand. Monthly Energy Charge 3.03940 per kWh. Embedded Energy Fixed Cost Charge 0.00000 per kWh of Renewable Resource On-Site Usage Monthly Adjusted Renewable Capacity Credit(s) See Table Nos.1, 2, 3, and Second Revised Exhibit 1 of Micron's Special Contract, dated March 9, 2022, as amended. Renewable Resource Cost As defined in Second Revised Exhibit 1 of Micron's Special Contract, dated March 9, 2022, as amended. Excess Generation Credit As defined in Second Revised Exhibit 1 of Micron's Special Contract, dated March 9, 2022, as amended. Administrative Charge As defined in Second Revised Exhibit 1 of Micron's Special Contract, dated March 9, 2022, as amended. Pricing elements that rely on the most recently filed IRP are effective December 1, 2024, pursuant to Order No. 36383 issued on November 8, 2024. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective — June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Revised Sheet No. 29-1 Cancels I.P.U.C. No. 30, Tariff No. 101 Second Revised Sheet No. 29-1 SCHEDULE 29 IDAHO POWER COMPANY ELECTRIC SERVICE RATE FOR J. R. SIMPLOT COMPANY POCATELLO, IDAHO SPECIAL CONTRACT DATED JUNE 29, 2004 MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). Contract Demand Charge $3.25 per kW of Contract Demand Demand Charge, $14.80 per kW of Billing Demand but no less than the Contract Demand less 5,000 kW Daily Excess Demand Charge $1.293 per each kW over the Contract Demand Energy Charge 3.10060 per kWh Monthly Facilities Charge Facilities installed beyond the Point of Delivery will be subject to the provisions of Rule M, Facilities Charge Service. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective —June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Revised Sheet No. 30-1 Cancels I.P.U.C. No. 30, Tariff No. 101 Second Revised Sheet No. 30-1 SCHEDULE 30 IDAHO POWER COMPANY ELECTRIC SERVICE RATE FOR UNITED STATES DEPARTMENT OF ENERGY IDAHO OPERATIONS OFFICE SPECIAL CONTRACT DATED SEPTEMBER 15, 2021 CONTRACT NO. 47PA0420D0011 AVAILABILITY This schedule is available for firm retail service of electric power and energy delivered for the operations of the Department of Energy's facilities located at the Idaho National Engineering Laboratory site, as provided in the Contract for Electric Service between the parties. MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). 1. Demand Charge, per kW of Billing Demand $10.17 2. Energy Charge, per kWh 4.24880 SPECIAL CONDITIONS 1. Billing Demand. The Billing Demand shall be the average kW supplied during the 30- minute period of maximum use during the month. 2. Power Factor Adjustment. When the Power Factor is less than 95 percent during the 30- minute period of maximum load for the month, Company may adjust the measured Demand to determine the Billing Demand by multiplying the measured kW of Demand by 0.95 and dividing by the actual Power Factor. MONTHLY ANTELOPE ASSET CHARGE ("AAC") The AAC will be paid for the Company's investment in, and operation and maintenance expenses associated with, specified transmission facilities required to provide service under the contract. The Monthly AAC consists of two components: 1. PacifiCorp Pass-Through Charge (PPTC): PPTC = (O&M x GAV) + (CEC) IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective — June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Revised Sheet No. 32-1 Cancels I.P.U.C. No. 30, Tariff No. 101 Second Revised Sheet No. 32-1 SCHEDULE 32 IDAHO POWER COMPANY ELECTRIC SERVICE RATE FOR J. R. SIMPLOT COMPANY CALDWELL, IDAHO SPECIAL CONTRACT DATED APRIL 8, 2015 SUMMER AND NON-SUMMER SEASONS The summer season begins on June 1 of each year and ends on September 30 of each year. The non-summer season begins on October 1 of each year and ends on May 31 of each year. MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). Summer Non-Summer Contract Demand Charge per kW of Contract Demand $3.30 $3.30 Demand Charge per kW of Billing Demand but no less than the Contract Demand less 10,000 kW $19.60 $16.20 Daily Excess Demand Charge per each kW over the Contract Demand $1.319 $1.319 Energy Charge per kWh 3.04050 3.28440 Monthly Facilities Charge Facilities installed beyond the Point of Delivery will be subject to the provisions of Rule M, Facilities Charge Service. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective —June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Revised Sheet No. 33-2 Cancels I.P.U.C. No. 30, Tariff No. 101 Second Revised Sheet No. 33-2 SCHEDULE 33 IDAHO POWER COMPANY ELECTRIC SERVICE RATE FOR BRISBIE, LLC. (Continued) TIME PERIODS (Continued) The holidays observed by the Company are New Year's Day (January 1), Memorial Day (last Monday in May), Independence Day (July 4), Labor Day, Thanksgiving Day (fourth Thursday in November), and Christmas Day (December 25). When New Year's Day, Independence Day, or Christmas Day falls on a Sunday, the Monday immediately following that Sunday will be considered a holiday. SUMMER AND NON-SUMMER SEASONS The summer season begins on June 1 of each year and ends on September 30 of each year. The non-summer season begins on October 1 of each year and ends on May 31 of each year. MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). Summer Non-summer Service Charge, per month $415.00 $415.00 Basic Charge, per kW of Basic Load Capacity $1.87 $1.87 Demand Charge, per kW of Billing Demand $10.20 $8.78 On-Peak Demand Charge, per kW of On-Peak Billing Demand $1.59 n/a Energy Charge, per kWh On-Peak 5.21420 4.69270 Mid-Peak 5.21420 4.45040 Off-Peak 4.64510 4.25610 Embedded Energy Fixed Cost Rate, per kWh On-Peak 1.00070 1.82570 Mid-Peak 1.00070 1.81170 Off-Peak 0.96030 1.80050 IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective —June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Revised Sheet No. 34-3 Cancels I.P.U.C. No. 30, Tariff No. 101 Second Revised Sheet No. 34-3 SCHEDULE 34 IDAHO POWER COMPANY ELECTRIC SERVICE RATE FOR LAMB WESTON, INC. (Continued) SUMMER AND NON-SUMMER SEASONS The summer season begins on June 1 of each year and ends on September 30 of each year. The non-summer season begins on October 1 of each year and ends on May 31 of each year. MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). Summer Non-summer Service Charge, per month $415.00 $415.00 Basic Charge, per kW of Basic Load Capacity $2.21 $2.21 Demand Charge, per kW of Billing Demand $10.04 $8.64 On-Peak Demand Charge, per kW of On-Peak Billing Demand $1.59 n/a Energy Charge, per kWh On-Peak 5.23140 4.72270 Mid-Peak 5.23140 4.48050 Off-Peak 4.66550 4.28630 IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective - June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Revised Sheet No. 34-4 Cancels I.P.U.C. No. 30, Tariff No. 101 Second Revised Sheet No. 34-4 SCHEDULE 34 IDAHO POWER COMPANY ELECTRIC SERVICE RATE FOR LAMB WESTON, INC. (Continued) BLOCK 2 MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). Daily Excess Demand Charge $1.319 per each kW over the Contract Demand. Monthly Contract Demand Charge $3.30 per kW of Contract Demand. Monthly Billing Demand Charge $24.19 per kW of Billing Demand but not less than Minimum Monthly Billing Demand. Energy Charge 4.6890 per kWh of Block 2 Energy. Minimum Monthly Billing Demand The Minimum Monthly Billing Demand will be 20,000 kilowatts. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective—June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Revised Sheet No. 40-2 Cancels I.P.U.C. No. 30, Tariff No. 101 Second Revised Sheet No. 40-2 SCHEDULE 40 NON-METERED GENERAL SERVICE (Continued) MONTHLY CHARGE The average monthly kWh of energy usage shall be estimated by the Company, based on the Customer's electric equipment and one-twelfth of the annual hours of operation thereof. Since the service provided is non-metered, failure of the Customer's equipment will not be reason for a reduction in the Monthly Charge. The Monthly Charge shall be computed at the following rate, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). Energy Charge, per kWh 10.0060 Minimum Charge, per month $2.00 ADDITIONAL CHARGES Applicable only to municipalities or agencies of federal, state, or county governments with an authorized Point of Delivery having the potential of intermittent variations in energy usage. Intermittent Usage Charge, per unit, per month $2.00 PAYMENT The monthly bill rendered for service supplied hereunder is payable upon receipt, and becomes past due 15 days from the date on which rendered. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective — June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Revised Sheet No. 41-3 Cancels I.P.U.C. No. 30, Tariff No. 101 Second Revised Sheet No. 41-3 SCHEDULE 41 STREET LIGHTING SERVICE (Continued) SERVICE OPTIONS (Continued) "A" - Idaho Power-Owned, Idaho Power-Maintained System (Continued) Monthly Charges The monthly charges are as follows, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). Charges, per fixture (41A) LED Fixture Watt (Maximum) Lumen (Minimum) Base Rate 40 3,600 $12.30 85 7,200 $14.31 140 10,800 $16.43 200 18,000 $20.44 Non-Metered Service—Variable Energy Energy Charge, per kWh 10.0060 Pole Charges For Company-owned poles installed after October 5,1964 required to be used for street lighting only: Charge Wood pole, per pole $1.81 Steel pole, per pole $7.18 Facilities Charges Customers assessed a monthly facilities charge prior to June 1, 2004 will continue to be assessed a monthly facilities charge in accordance with the charges specified in Schedule 66. Payment The monthly bill rendered for service supplied hereunder is payable upon receipt and becomes past due 15 days from the date on which rendered. "B"— Customer-Owned, Idaho Power-Maintained System — Discontinued IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective—June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Revised Sheet No. 41-4 Cancels I.P.U.C. No. 30, Tariff No. 101 Second Revised Sheet No. 41-4 SCHEDULE 41 STREET LIGHTING SERVICE (Continued) SERVICE OPTIONS (Continued) "C" - Customer-Owned, Customer-Maintained System The Customer's lighting system, including posts or standards, fixtures, initial installation of fixtures and underground cables with suitable terminals for connection to the Company's distribution system, is installed, owned, and maintained by the Customer. The Customer is responsible for notifying the Company of any changes or additions to the lighting equipment or loads being served under Option C — Non-Metered Service. Failure to notify the Company of such changes or additions will result in the termination of non-metered service under Option C and the requirement that service be provided under Option C - Metered Service. All new Customer-owned lighting systems installed outside of Subdivisions on or after January 1, 2012 are required to be metered in order to record actual energy usage. Customer-owned systems installed prior to June 1, 2004 that are constructed, operated, or modified in such a way as to allow for the potential or actual variation in energy usage may have the estimated annual variations in energy usage charged the Non-Metered Service- Energy Charge until the street lighting system is converted to Metered Service, or until the potential for variations in energy usage has been eliminated, whichever is sooner. Monthly Charges The monthly charges are as follows, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). For non-metered service, the average monthly kWh of energy usage shall be estimated by the Company based on the total wattage of the Customer's lighting system and 4,059 hours of operation. Non-Metered Service (41 C) Energy Charge, per kWh 6.7910 Metered Service (41 CM) Service Charge, per meter $5.59 Energy Charge, per kWh 6.7910 IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective —June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Revised Sheet No. 42-1 Cancels I.P.U.C. No. 30, Tariff No. 101 Second Revised Sheet No. 42-1 SCHEDULE 42 TRAFFIC CONTROL SIGNAL LIGHTING SERVICE APPLICABILITY Service under this schedule is applicable to Electric Service required for the operation of traffic control signal lights within the State of Idaho. Traffic control signal lamps are mounted on posts or standards by means of brackets, mast arms, or cable. CHARACTER OF SERVICE The traffic control signal fixtures, including posts or standards, brackets, mast arm, cable, lamps, control mechanisms, fixtures, service cable, and conduit to the point of, and with suitable terminals for, connection to the Company's underground or overhead distribution system, are installed, owned, maintained and operated by the Customer. Service is limited to the supply of energy only for the operation of traffic control signal lights. The installation of a meter to record actual energy consumption is required for all new traffic control signal lighting systems installed on or after June 1, 2004. For traffic control signal lighting systems installed prior to June 1, 2004 a meter may be installed to record actual usage upon the mutual consent of the Customer and the Company. MONTHLY CHARGE The monthly kWh of energy usage shall be either the amount estimated by the Company based on the number and size of lamps burning simultaneously in each signal and the average number of hours per day the signal is operated, or the actual meter reading as applicable. The Monthly Charge shall be computed at the following rate, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). Energy Charge, per kWh 7.8460 PAYMENT The monthly bill rendered for service supplied hereunder is payable upon receipt, and becomes past due 15 days from the date on which rendered. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective —June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Revised Sheet No. 62-4 Cancels I.P.U.C. No. 30, Tariff No. 101 Second Revised Sheet No. 62-4 SCHEDULE 62 CLEAN ENERGY YOUR WAY PROGRAM (OPTIONAL) (Continued) SECTION 2: CLEAN ENERGY YOUR WAY— CONSTRUCTION (Continued) CUSTOMER AGREEMENT AND BILLING STRUCTURE For each billing period, Customer(s) shall incur or receive the following charges/credits: 1. A participating Customer(s)' Service Charge, Billing Demand, On-Peak Billing Demand, Basic Load Capacity, and other monthly charges will be charged at the standard rates, charges, and fees associated with the Customer's applicable service schedule; 2. Net Consumption shall be charged at the standard rates, charges, and fees associated with the Customer's applicable service schedule; 3. The REF On-Site Usage for Special Contract customers shall be charged at a rate in their respective service schedule and the REF On-Site Usage for Schedule 19 Customers shall be charged as follows: Fixed Cost Com onent of the Retail E ergy Charge, per kWh Time Period Secondary Service Primary Service Transmission Service Summer On-Peak 1.04420 1.00120 1.00070 Summer Mid-Peak 1.04420 1.00120 1.00070 Summer Off-Peak 1.0041 ¢ 0.9611 ¢ 0.96030 Non-Summer On-Peak 1.8663 ¢ 1.82700 1.82570 Non-Summer Mid-Peak 1.8523 ¢ 1.81300 1.81170 Non-Summer Off-Peak 1.8411 ¢ 1.80180 1.80050 4. Excess Generation shall be credited to the Customer at a rate contained in the Renewable Construction Agreement; 5. REF Cost as contained in the Renewable Construction Agreement; and, 6. REF Credit as contained in the Renewable Construction Agreement (if applicable). REC OWNERSHIP AND ADDITIONAL REC PROCUREMENT REC ownership will be negotiated on an individual Customer basis. A Customer may elect to take ownership of the REF's RECs or elect for Idaho Power to retain ownership and retire the RECs on the Customer's behalf. If the REF generation does not meet 100 percent of the Customer(s)' consumption on a yearly basis, the Customer(s) may elect to enter into a separate REC purchase contract to cover the difference between REF generation and the Customer(s)' consumption. Any separate REC purchase agreement will be negotiated on a case-by-case basis. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. Timothy E. Tatum, Vice President, Regulatory Affairs Effective — June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd-Third Revised Sheet No. 1-2 Cancels I.P.U.C. No. 30, Tariff No. 101 €+&t-Second Revised Sheet No. 1-2 SCHEDULE 1 RESIDENTIAL SERVICE STANDARD PLAN (Continued) MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 54 (Fixed Cost Adjustment), Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), Schedule 95 (Adjustment for Municipal Franchise Fees), Schedule 96 (Blaine County Surcharge to Fund the Undergrounding of Certain Facilities), and Schedule 98 (Residential and Small Farm Energy Credit). Summer Non-summer Service Charge, per month $15.00 $15.00 Energy Charge, per kWh First 800 kWh 9.939810.17790 8.74768.95690 801-2000 kWh 11.951812.2380¢ 9.64399.87500 All Additional kWh Over 2000 14.198514.5385¢ 10.680510.9361¢ PAYMENT The monthly bill rendered for service supplied hereunder is payable upon receipt, and becomes past due 15 days from the date on which rendered. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. 36438 Timothy E. Tatum, Vice President, Regulatory Affairs Effective—_ February , 2025June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd-Third Revised Sheet No. 3-1 Cancels I.P.U.C. No. 30, Tariff No. 101 €4&t-Second Revised Sheet No. 3-1 SCHEDULE 3 MASTER-METERED MOBILE HOME PARK RESIDENTIAL SERVICE AVAILABILITY Service under this schedule is available to master-metered mobile home parks included on the Company's list of "grandfathered" mobile home parks on file with the Idaho Public Utilities Commission receiving electric service under Schedule 1 as of March 20, 2009. Customers included on the Company's list of"grandfathered" mobile home parks as of March 20, 2009, will automatically be transferred to this Schedule on their next regularly scheduled cycle read date that occurs on or after March 21, 2009. APPLICABILITY Service under this schedule is applicable to Electric Service provided to a master-metered residential mobile home park for residential service for general domestic uses, including single phase motors of 7'/2 horsepower rating or less. This schedule is not applicable to standby service or shared service. TYPE OF SERVICE The type of service provided under this schedule is single phase, alternating current at approximately 120 or 240 volts and 60 cycles, supplied through one meter at one Point of Delivery. MONTHLY CHARGE The Monthly Charge is the sum of the following charges and may also include charges as set forth in Schedule 54 (Fixed Cost Adjustment), Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), Schedule 95 (Adjustment for Municipal Franchise Fees), Schedule 96 (Blaine County Surcharge to Fund the Undergrounding of Certain Facilities), and Schedule 98 (Residential and Small Farm Energy Credit): Service Charge, per month $15.00 Energy Charge, per kWh all kWh 10.727710.94820 Minimum Charge The monthly Minimum Charge shall be the sum of the Service Charge, the Energy Charge, and the Power Cost Adjustment. PAYMENT The monthly bill rendered for service supplied hereunder is payable upon receipt, and becomes past due 15 days from the date on which rendered. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No.-36433 Timothy E. Tatum, Vice President, Regulatory Affairs Effective—_ February , 2025June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd-Third Revised Sheet No. 5-2 Cancels I.P.U.C. No. 30, Tariff No. 101 €4&t-Second Revised Sheet No. 5-2 SCHEDULE 5 RESIDENTIAL SERVICE TIME-OF-USE PLAN (OPTIONAL) (Continued) TIME PERIODS The time periods are defined as follows. All times are stated in Mountain Time. Summer Season On-Peak: 7:00 p.m. to 11:00 pm. Monday through Saturday, except holidays Mid-Peak 3:00 p.m. to 7:00 p.m. Monday through Saturday, except holidays Off-Peak: 11:00 p.m. to 3:00 p.m. Monday through Saturday and all hours on Sunday and holidays Non-summer Season On-Peak: 6:00 a.m. to 9:00 a.m. and 5:00 p.m. to 8:00 p.m. Monday through Saturday, except holidays Off-Peak: 9:00 a.m. to 5:00 p.m. and 8:00 p.m. to 6:00 a.m. Monday through Saturday and all hours on Sunday and holidays Holidays are New Year's Day (January 1), Memorial Day (last Monday in May), Independence Day (July 4), Labor Day (first Monday in September), Thanksgiving Day (fourth Thursday in November), and Christmas Day (December 25). When New Year's Day, Independence Day, or Christmas Day falls on Sunday, the Monday immediately following that Sunday will be considered a holiday. MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 54 (Fixed Cost Adjustment), Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), Schedule 95 (Adjustment for Municipal Franchise Fees), Schedule 96 (Blaine County Surcharge to Fund the Undergrounding of Certain Facilities), and Schedule 98 (Residential and Small Farm Energy Credit). Summer Non-summer Service Charge, per month $15.00 $15.00 Energy Charge, per kWh On-Peak 24.739825.2957¢ 12.826713.11500 Mid-Peak 42.370112.6480¢ n/a Off-Peak 6.18506.3241¢ 8.55118.74330 PAYMENT The monthly bill rendered for service supplied hereunder is payable upon receipt, and becomes past due 15 days from the date on which rendered. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No.-36433 Timothy E. Tatum, Vice President, Regulatory Affairs Effective— February 1, 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd-Third Revised Sheet No. 6-9 Cancels I.P.U.C. No. 30, Tariff No. 101 €4&t-Second Revised Sheet No. 6-9 SCHEDULE 6 RESIDENTIAL SERVICE ON-SITE GENERATION (Continued) MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 54 (Fixed Cost Adjustment), Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), Schedule 95 (Adjustment for Municipal Franchise Fees), Schedule 96 (Blaine County Surcharge to Fund the Undergrounding of Certain Facilities), and Schedule 98 (Residential and Small Farm Energy Credit). The following rate structure and charges are subject to change upon Commission approval: STANDARD RATES (DEFAULT) Summer Non-summer Service Charge, per month $15.00 $15.00 Energy Charge, per kWh First 800 kWh 9.939910.17790 8.74768.95690 801-2000 kWh 11�12.23800 64899.87500 All Additional kWh Over 2000 1 4�14.53850 4$680510.9361¢ TIME-OF-USE RATES (OPTIONAL) Summer Non-summer Service Charge, per month $15.00 $15.00 Energy Charge, per kWh On-Peak '^�25.29570 12.826713.11500 Mid-Peak 42.370112.64800 n/a Off-Peak _ 6.18506.3241¢ 8.55118.74330 EXPORT CREDIT RATE The following rate structure and credits are subject to change upon Commission approval: Summer Non-summer Export Credit Rate, per kWh On-Peak 16.99660 4.83650 Off-Peak 5.65330 4.83650 PAYMENT The monthly bill rendered for service supplied hereunder is payable upon receipt, and becomes past due 15 days from the date on which rendered. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No.-36438 Timothy E. Tatum, Vice President, Regulatory Affairs Effective—Febr,�, 2425June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd-Third Revised Sheet No. 7-2 Cancels I.P.U.C. No. 30, Tariff No. 101 €4&t-Second Revised Sheet No. 7-2 SCHEDULE 7 SMALL GENERAL SERVICE (Continued) MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 54 (Fixed Cost Adjustment), Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), Schedule 95 (Adjustment for Municipal Franchise Fees), Schedule 96 (Blaine County Surcharge to Fund the Undergrounding of Certain Facilities), and Schedule 98 (Residential and Small Farm Energy Credit). Summer Non-summer Service Charge, per month $25.00 $25.00 Energy Charge, per kWh First 300 kWh 7.7827.45340 7.17827.45340 All Additional kWh 8.20328.51760 7.18007.45520 PAYMENT The monthly bill rendered for service supplied hereunder is payable upon receipt, and becomes past due 15 days from the date on which rendered. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No.-36438 Timothy E. Tatum, Vice President, Regulatory Affairs Effective— February 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd-Third Revised Sheet No. 8-8 Cancels I.P.U.C. No. 30, Tariff No. 101 €4&t-Second Revised Sheet No. 8-8 SCHEDULE8 SMALL GENERAL SERVICE ON-SITE GENERATION (Continued) MONTHLY CHARGE (Continued) The following charges are subject to change upon Commission approval: Summer Non-summer Service Charge, per month $25.00 $25.00 Energy Charge, per kWh First 300 kWh 7.7827.45340 7.7827.45340 All Additional kWh 8.20328.51760 7.18007.45520 EXPORT CREDIT RATE The following rate structure and credits are subject to change upon Commission approval: Summer Non-summer Export Credit Rate, per kWh On-Peak 16.99660 4.83650 Off-Peak 5.65330 4.83650 PAYMENT The monthly bill rendered for service supplied hereunder is payable upon receipt, and becomes past due 15 days from the date on which rendered. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. 36438 Timothy E. Tatum, Vice President, Regulatory Affairs Effective —February 1, 2 2-5June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd-Third Revised Sheet No. 9-4 Cancels I.P.U.C. No. 30, Tariff No. 101 €4&t-Second Revised Sheet No. 9-4 SCHEDULE 9 LARGE GENERAL SERVICE (Continued) MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), Schedule 95 (Adjustment for Municipal Franchise Fees), Schedule 96 (Blaine County Surcharge to Fund the Undergrounding of Certain Facilities), and Schedule 98 (Residential and Small Farm Energy Credit). SECONDARY SERVICE - STANDARD RATES Summer Non-summer (DEFAULT) Service Charge, per month $25.00 $25.00 Basic Charge, per kW of Basic Load Capacity Basic Load Capacity $4-541.58 $a-541.58 Demand Charge, per kW of Billing Demand Billing Demand $7 9-58.12 $6-276.39 Energy Charge, per kWh All kWh 5.35245.46580 5 4627-5.2721¢ SECONDARY SERVICE -TIME-OF-USE Summer Non-summer (OPTIONAL) Service Charge, per month $25.00 $25.00 Basic Charge, per kW of Basic Load Capacity Basic Load Capacity $4-.541.58 $4-.541.58 Demand Charge, per kW of Billing Demand Billing Demand $7 9-58.12 $6.276.39 Energy Charge, per kWh On-Peak 5.72705.84890 5.45935.57550 Mid-Peak 5.72705.84890 495.32590 Off-Peak 5.16115.27090 5.0204.5.12730 IDAHO Issued by IDAHO POWER COMPANY Issued per Order No.-36433 Timothy E. Tatum, Vice President, Regulatory Affairs Effective- February , 202-5June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd-Third Revised Sheet No. 9-5 Cancels I.P.U.C. No. 30, Tariff No. 101 €4&t-Second Revised Sheet No. 9-5 SCHEDULE 9 LARGE GENERAL SERVICE (Continued) PRIMARY SERVICE Summer Non-summer Service Charge, per month $340.00 $340.00 Basic Charge, per kW of Basic Load Capacity $4.7-91.83 $4.7-91.83 Demand Charge, per kW of Billing Demand $8488.35 $7-.757.91 On-Peak Demand Charge, per kW of On-Peak Billing Demand $4361.59 n/a Energy Charge, per kWh On-Peak 5 28345.39370 4.79924.89950 Mid-Peak 5.28345.39370 4.56254.65790 Off-Peak 4:73574.83460 4.37354.46490 TRANSMISSION SERVICE Summer Non-summer Service Charge, per month $340.00 $340.00 Basic Charge, per kW of Basic Load Capacity $4-.G71.09 $4-.G71.09 Demand Charge, per kW of Billing Demand $7-.227.38 $6-326.46 On-Peak Demand Charge, per kW of On-Peak Billing Demand $4-.�561.59 n/a Energy Charge, per kWh On-Peak 5.21565.33050 4.70424.80790 Mid-Peak 5.21565.33050 4.46784.56630 Off-Peak 4.66214.76480 4:2782-4.37250 PAYMENT IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. 86488 Timothy E. Tatum, Vice President, Regulatory Affairs Effective—Febr��, 202-5June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd Third Revised Sheet No. 15-2 Cancels I.P.U.C. No. 30, Tariff No. 101 €4&t-Second Revised Sheet No. 15-2 SCHEDULE 15 DUSK TO DAWN CUSTOMER LIGHTING (Continued) NEW FACILITIES Where facilities of the Company are not presently available for a lighting fixture installation which will provide satisfactory lighting service for the Customer's Premises, the Company may install overhead or underground secondary service facilities, including secondary conductor, poles, anchors, etc., a distance not to exceed 300 feet to supply the desired service, all in accordance with the charges specified below. MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). 1. Monthly Per Unit Charge on existing facilities: AREA LIGHTING LED Fixture Watt (Maximum) Lumen (Minimum) Base Rate 40 3,600 $ 9-629.82 85 7,200 $44.7211.95 200 18,000 $16.9417.27 FLOOD LIGHTING LED Fixture Watt (Maximum) Lumen (Minimum) Base Rate 85 8,100 $49.1219.50 150 18,000 $21.0621.47 300 32,000 $24.7925.28 2. For New Facilities Installed Before June 1, 2004: The Monthly Charge for New Facilities installed prior to June 1, 2004, will continue to be assessed a monthly facilities charge in accordance with the changes specified in Schedule 66. 3. For New Facilities Installed On or After June 1, 2004: The non-refundable charge for New Facilities to be installed, such as underground service, overhead secondary conductor, poles, anchors, etc., shall be equal to the work order cost. PAYMENT The monthly bill for service supplied hereunder is payable upon receipt, and becomes past due 15 days from the date on which rendered. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No.-36438 Timothy E. Tatum, Vice President, Regulatory Affairs Effective— FebF aFy-1,z4'�June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd Third Revised Sheet No. 19-3 Cancels I.P.U.C. No. 30, Tariff No. 101 €4&t-Second Revised Sheet No. 19-3 SCHEDULE 19 LARGE POWER SERVICE (Continued) FACILITIES BEYOND THE POINT OF DELIVERY At the Customer's request and at the option of the Company, transformers and other facilities installed beyond the Point of Delivery to provide Primary or Transmission Service may be owned, operated, and maintained by the Company in consideration of the Customer paying a Facilities Charge to the Company. This service is provided under the provisions set forth in Rule M, Facilities Charge Service. POWER FACTOR ADJUSTMENT Where the Customer's Power Factor is less than 90 percent, as determined by measurement under actual load conditions,the Company may adjust the kW measured to determine the Billing Demand by multiplying the measured kW by 90 percent and dividing by the actual Power Factor. TEMPORARY SUSPENSION When a Customer has properly invoked Rule G, Temporary Suspension of Demand, the Basic Load Capacity, the Billing Demand, and the On-Peak Billing Demand shall be prorated based on the period of such suspension in accordance with Rule G. In the event the Customer's metered demand is less than 1,000 kW during the period of such suspension, the Basic Load Capacity and Billing Demand will be set equal to 1,000 kW for purposes of determining the Customer's Monthly Charge. MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), Schedule 95 (Adjustment for Municipal Franchise Fees), and Schedule 96 (Blaine County Surcharge to Fund the Undergrounding of Certain Facilities). SECONDARY SERVICE Summer Non-summer Service Charge, per month $85.00 $85.00 Basic Charge, per kW of Basic Load Capacity $4-72.01 $4-72.01 Demand Charge, per kW of Billing Demand $40.29 10.50 $8-.288.45 On-Peak Demand Charge, per kW of On-Peak Billing Demand $4�1.82 n/a Energy Charge, per kWh On-Peak 5.87395.9941¢ 5.34175.42040 Mid-Peak 5.87395.9941¢ 5 0747-5.17830 IDAHO Issued by IDAHO POWER COMPANY Issued per Order No.-35435 Timothy E. Tatum, Vice President, Regulatory Affairs Effective—Febr��, 242-5June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd Third Revised Sheet No. 19-3 Cancels I.P.U.C. No. 30, Tariff No. 101 €arst-Second Revised Sheet No. 19-3 Off-Peak 5.32015.42870 4.88464.98420 IDAHO Issued by IDAHO POWER COMPANY Issued per Order No.-36438 Timothy E. Tatum, Vice President, Regulatory Affairs Effective—Febr��, 282-5June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd Third Revised Sheet No. 19-4 Cancels I.P.U.C. No. 30, Tariff No. 101 €4&t-Second Revised Sheet No. 19-4 SCHEDULE 19 LARGE POWER SERVICE (Continued) MONTHLY CHARGE (Continued) PRIMARY SERVICE Summer Non-summer Service Charge, per month $415.00 $415.00 Basic Charge, per kW of $2472.21 $2472.21 Basic Load Capacity Demand Charge, per kW of $9-.8410.04 $8 468.64 Billing Demand On-Peak Demand Charge, per kW of On-Peak Billing Demand $4-661.59 n/a Energy Charge, per kWh On-Peak 5.12635.23140 4.62784.72270 Mid-Peak 5.12635.23140 4.39974.48050 Off-Peak 4.57204.66550 4.20054.28630 TRANSMISSION SERVICE Summer Non-summer Service Charge, per month $415.00 $415.00 Basic Charge, per kW of Basic Load Capacity $4-831.87 $4-831.87 Demand Charge, per kW of Billing Demand $9-.9-910.20 $8-408.78 On-Peak Demand Charge, per kW of On-Peak Billing Demand $4-561.59 n/a Energy Charge, per kWh On-Peak 5.10935.21420 4 4.69270 Mid-Peak 5.10935.21420 4.36104.45040 Off-Peak 4:55194.6451¢ 4.17074.2561¢ PAYMENT IDAHO Issued by IDAHO POWER COMPANY Issued per Order No.-36436 Timothy E. Tatum, Vice President, Regulatory Affairs Effective-Febr��, 2425June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Fourth Revised Sheet No. 20-6 Cancels I.P.U.C. No. 30, Tariff No. 101d-Third Revised Sheet No. 20-6 SCHEDULE 20 SPECULATIVE HIGH-DENSITY LOAD (Continued) MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). Large General Service Rates PRIMARY SERVICE Summer Non-summer Service Charge, per month $340.00 $340.00 Basic Charge, per kW of $4-.791.83 $4-.791.83 Basic Load Capacity Demand Charge, per kW of $8-.748.79 $8-.288.35 Billing Demand Energy Charge, per kWh On-Peak 5.21295.32320 6.2851-6.38540 Mid-Peak 4.49274.60300 7 40567.50100 Off-Peak 5.61515.71400 6.71496.80620 TRANSMISSION SERVICE Summer Non-summer Service Charge, per month $340.00 $340.00 Basic Charge, per kW of Basic Load Capacity $4-. 71.09 $4-. 71.09 Demand Charge, per kW of Billing Demand $7-.-T57.82 $6-.&56.90 Energy Charge, per kWh On-Peak 5.14515.26000 6.1901-6.29380 Mid-Peak 4.42494.53980 7.31097.40940 Off-Peak 5.54155.64420 60.6 956.71380 IDAHO Issued by IDAHO POWER COMPANY Issued per Order No.-36438 Timothy E. Tatum, Vice President, Regulatory Affairs Effective—Febr��, 282-5June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Fourth Revised Sheet No. 20-7 Cancels I.P.U.C. No. 30, Tariff No. 101d-Third Revised Sheet No. 20-7 SCHEDULE 20 SPECULATIVE HIGH-DENSITY LOAD (Continued) MONTHLY CHARGE (Continued) Large Power Service Rates PRIMARY SERVICE Summer Non-summer Service Charge, per month $415.00 $415.00 Basic Charge, per kW of $2472.21 $2.4-72.21 Basic Load Capacity Demand Charge, per kW of $10.35 10.52 $8 979.12 Billing Demand Energy Charge, per kWh On-Peak 5-05065.15570 6.10856.20340 Mid-Peak 4.33044.43550 7.22867.31840 Off-Peak 5 44625.53970 6.53666.62240 TRANSMISSION SERVICE Summer Non-summer Service Charge, per month $415.00 $415.00 Basic Charge, per kW of Basic Load Capacity $4-.931.87 $4-.931.87 Demand Charge, per kW of Billing Demand $10.5910.68— $9-149.26 Energy Charge, per kWh On-Peak 5-03365.13850 6.07906.17340 Mid-Peak 4.31344.41830 7.19897.28830 Off-Peak 5.42615.51930 6.50696.59220 PAYMENT The monthly bill for service supplied hereunder is payable upon receipt, and becomes past due 15 days from the date on which rendered. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No.-36438 Timothy E. Tatum, Vice President, Regulatory Affairs Effective— February , 2925June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd Third Revised Sheet No. 24-3 Cancels I.P.U.C. No. 30, Tariff No. 101 €arst-Second Revised Sheet No. 24-3 SCHEDULE 24 AGRICULTURAL IRRIGATION SERVICE (Continued) MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), Schedule 95 (Adjustment for Municipal Franchise Fees), Schedule 96 (Blain County Surcharge to Fund the Undergrounding of Certain Facilities), and Schedule 98 (Residential and Small Farm Energy Credit). SECONDARY SERVICE In-Season Out-of-Season Service Charge, per month $30.00 $6.00 Demand Charge, per kW of Billing Demand $14.75 15.06 n/a Energy Charge All kWh 6-00516.12950 7:95897.20530 TRANSMISSION SERVICE In-Season Out-of-Season Service Charge, per month $415.00 $6.00 Demand Charge, per kW of Billing Demand $43.9214.21 n/a Energy Charge All kWh 5.75295.8727¢ 6.7352-6.8754¢ IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. 36466 Timothy E. Tatum, Vice President, Regulatory Affairs Effective—Febr��, 282-5June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Fourth Revised Sheet No. 26-1 Cancels I.P.U.C. No. 30, Tariff No. 101d-Third Revised Sheet No. 26-1 SCHEDULE 26 IDAHO POWER COMPANY ELECTRIC SERVICE RATE FOR MICRON TECHNOLOGY, INC. BOISE, IDAHO SPECIAL CONTRACT DATED MARCH 9, 2022, AMENDED APRIL 11, 2024 MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). Terms used below have the meanings given to them in the Special Contract referenced above. Monthly Contract Demand Charge $3-243.37 per kW of Contract Demand. Monthly Billing Demand Charge $47-4617.83 per kW of Billing Demand but not less than Minimum Monthly Billing Demand. Minimum Monthly Billing Demand The Minimum Monthly Billing Demand will be 25,000 kilowatts. Daily Excess Demand Charge $4-.2-831.339 per each kW over the Contract Demand. Monthly Energy Charge 3.03940 per kWh. Embedded Energy Fixed Cost Charge 0.00000 per kWh of Renewable Resource On-Site Usage Monthly Adjusted Renewable Capacity Credit(s) See Table Nos.1, 2, 3, and Second Revised Exhibit 1 of Micron's Special Contract, dated March 9, 2022, as amended. Renewable Resource Cost As defined in Second Revised Exhibit 1 of Micron's Special Contract, dated March 9, 2022, as amended. Excess Generation Credit As defined in Second Revised Exhibit 1 of Micron's Special Contract, dated March 9, 2022, as amended. Administrative Charge As defined in Second Revised Exhibit 1 of Micron's Special Contract, dated March 9, 2022, as amended. Pricing elements that rely on the most recently filed IRP are effective December 1, 2024, pursuant to Order No. 36383 issued on November 8, 2024. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No.-36438 Timothy E. Tatum, Vice President, Regulatory Affairs Effective- February 1, 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd Third Revised Sheet No. 29-1 Cancels I.P.U.C. No. 30, Tariff No. 101 €arst-Second Revised Sheet No. 29-1 SCHEDULE 29 IDAHO POWER COMPANY ELECTRIC SERVICE RATE FOR J. R. SIMPLOT COMPANY POCATELLO, IDAHO SPECIAL CONTRACT DATED JUNE 29, 2004 MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). Contract Demand Charge $3-493.25 per kW of Contract Demand Demand Charge, $44:5014.80 per kW of Billing Demand but no less than the Contract Demand less 5,000 kW Daily Excess Demand Charge $4-.2-&71.293 per each kW over the Contract Demand Energy Charge 53.10060 per kWh Monthly Facilities Charge Facilities installed beyond the Point of Delivery will be subject to the provisions of Rule M, Facilities Charge Service. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No.-36433 Timothy E. Tatum, Vice President, Regulatory Affairs Effective—Febr��, 242-5June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd Third Revised Sheet No. 30-1 Cancels I.P.U.C. No. 30, Tariff No. 101 €4&t-Second Revised Sheet No. 30-1 SCHEDULE 30 IDAHO POWER COMPANY ELECTRIC SERVICE RATE FOR UNITED STATES DEPARTMENT OF ENERGY IDAHO OPERATIONS OFFICE SPECIAL CONTRACT DATED SEPTEMBER 15, 2021 CONTRACT NO. 47PA0420D0011 AVAILABILITY This schedule is available for firm retail service of electric power and energy delivered for the operations of the Department of Energy's facilities located at the Idaho National Engineering Laboratory site, as provided in the Contract for Electric Service between the parties. MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). 1. Demand Charge, per kW of Billing Demand $9.9610.17 2. Energy Charge, per kWh 4.16504.24880 SPECIAL CONDITIONS 1. Billing Demand. The Billing Demand shall be the average kW supplied during the 30- minute period of maximum use during the month. 2. Power Factor Adjustment. When the Power Factor is less than 95 percent during the 30- minute period of maximum load for the month, Company may adjust the measured Demand to determine the Billing Demand by multiplying the measured kW of Demand by 0.95 and dividing by the actual Power Factor. MONTHLY ANTELOPE ASSET CHARGE ("AAC") The AAC will be paid for the Company's investment in, and operation and maintenance expenses associated with, specified transmission facilities required to provide service under the contract. The Monthly AAC consists of two components: 1. PacifiCorp Pass-Through Charge (PPTC): PPTC = (O&M x GAV) + (CEC) IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. 36438 Timothy E. Tatum, Vice President, Regulatory Affairs Effective — February 1, 292-5June 1.2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd Third Revised Sheet No. 32-1 Cancels I.P.U.C. No. 30, Tariff No. 101 €4&t-Second Revised Sheet No. 32-1 SCHEDULE 32 IDAHO POWER COMPANY ELECTRIC SERVICE RATE FOR J. R. SIMPLOT COMPANY CALDWELL, IDAHO SPECIAL CONTRACT DATED APRIL 8, 2015 SUMMER AND NON-SUMMER SEASONS The summer season begins on June 1 of each year and ends on September 30 of each year. The non-summer season begins on October 1 of each year and ends on May 31 of each year. MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). Summer Non-Summer Contract Demand Charge per kW of Contract Demand $3-.233.30 $3-.2-33.30 Demand Charge per kW of Billing Demand but no less than the Contract Demand less 10,000 kW $19.2119.60 $15.8316.20 Daily Excess Demand Charge per each kW over the Contract Demand $4-.2-931.319 $1.2931.319 Energy Charge per kWh 2.a�3.04050 3.4893.28440 Monthly Facilities Charge Facilities installed beyond the Point of Delivery will be subject to the provisions of Rule M, Facilities Charge Service. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No.-36433 Timothy E. Tatum, Vice President, Regulatory Affairs Effective— February 1, 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd Third Revised Sheet No. 33-2 Cancels I.P.U.C. No. 30, Tariff No. 101 €4&t-Second Revised Sheet No. 33-2 SCHEDULE 33 IDAHO POWER COMPANY ELECTRIC SERVICE RATE FOR BRISBIE, LLC. (Continued) TIME PERIODS (Continued) The holidays observed by the Company are New Year's Day (January 1), Memorial Day (last Monday in May), Independence Day (July 4), Labor Day, Thanksgiving Day (fourth Thursday in November), and Christmas Day (December 25). When New Year's Day, Independence Day, or Christmas Day falls on a Sunday, the Monday immediately following that Sunday will be considered a holiday. SUMMER AND NON-SUMMER SEASONS The summer season begins on June 1 of each year and ends on September 30 of each year. The non-summer season begins on October 1 of each year and ends on May 31 of each year. MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). Summer Non-summer Service Charge, per month $415.00 $415.00 Basic Charge, per kW of Basic Load Capacity $4-831.87 $4-831.87 Demand Charge, per kW of Billing Demand $9sJ910.20 $8-6688.78 On-Peak Demand Charge, per kW of On-Peak Billing Demand $a-�61.59 n/a Energy Charge, per kWh On-Peak 5.109-35.21420 4.59834.69270 Mid-Peak 5.10935.21420 4.36104.45040 Off-Peak 4.55194.6451¢ 4.17074.2561¢ Embedded Energy Fixed Cost Rate, per kWh On-Peak 0.89581.00070 4.73131.82570 IDAHO Issued by IDAHO POWER COMPANY Issued per Order No.-36438 Timothy E. Tatum, Vice President, Regulatory Affairs Effective- February 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd Third Revised Sheet No. 33-2 Cancels I.P.U.C. No. 30, Tariff No. 101 €4&t-Second Revised Sheet No. 33-2 Mid-Peak 9.89581.00070 1.72231.81170 Off-Peak 0.0.867196030 1.7151-1.80050 IDAHO Issued by IDAHO POWER COMPANY Issued per Order No.-36433 Timothy E. Tatum, Vice President, Regulatory Affairs Effective—Febr��, 2825June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd Third Revised Sheet No. 34-3 Cancels I.P.U.C. No. 30, Tariff No. 101 €4&t-Second Revised Sheet No. 34-3 SCHEDULE 34 IDAHO POWER COMPANY ELECTRIC SERVICE RATE FOR LAMB WESTON, INC. (Continued) SUMMER AND NON-SUMMER SEASONS The summer season begins on June 1 of each year and ends on September 30 of each year. The non-summer season begins on October 1 of each year and ends on May 31 of each year. MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). Summer Non-summer Service Charge, per month $415.00 $415.00 Basic Charge, per kW of Basic Load Capacity $2 17 2.21 $2�72.21 Demand Charge, per kW of Billing Demand $9-.9410.04 $8.468.64 On-Peak Demand Charge, per kW of On-Peak Billing Demand $4-.-&61.59 n/a Energy Charge, per kWh On-Peak 5.12635.23140 4 4.72270 Mid-Peak 5.12635.23140 4.3907-4.48050 Off-Peak 4.57204.66550 4.20054.28630 IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. 36438 Timothy E. Tatum, Vice President, Regulatory Affairs Effective - February , 2-025June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd Third Revised Sheet No. 34-4 Cancels I.P.U.C. No. 30, Tariff No. 101 €arst-Second Revised Sheet No. 34-4 SCHEDULE 34 IDAHO POWER COMPANY ELECTRIC SERVICE RATE FOR LAMB WESTON, INC. (Continued) BLOCK 2 MONTHLY CHARGE The Monthly Charge is the sum of the following charges, and may also include charges as set forth in Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). Daily Excess Demand Charge $4-.2-931.319 per each kW over the Contract Demand. Monthly Contract Demand Charge $3-.233.30 per kW of Contract Demand. Monthly Billing Demand Charge $2-3-.7524.19 per kW of Billing Demand but not less than Minimum Monthly Billing Demand. Energy Charge 4.6890 per kWh of Block 2 Energy. Minimum Monthly Billing Demand The Minimum Monthly Billing Demand will be 20,000 kilowatts. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. 36438 Timothy E. Tatum, Vice President, Regulatory Affairs Effective- JaRuary 1, 2 June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd Third Revised Sheet No. 40-2 Cancels I.P.U.C. No. 30, Tariff No. 101 €4&t-Second Revised Sheet No. 40-2 SCHEDULE 40 NON-METERED GENERAL SERVICE (Continued) MONTHLY CHARGE The average monthly kWh of energy usage shall be estimated by the Company, based on the Customer's electric equipment and one-twelfth of the annual hours of operation thereof. Since the service provided is non-metered, failure of the Customer's equipment will not be reason for a reduction in the Monthly Charge. The Monthly Charge shall be computed at the following rate, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). Energy Charge, per kWh 9.80510.0060 Minimum Charge, per month $2.00 ADDITIONAL CHARGES Applicable only to municipalities or agencies of federal, state, or county governments with an authorized Point of Delivery having the potential of intermittent variations in energy usage. Intermittent Usage Charge, per unit, per month $2.00 PAYMENT The monthly bill rendered for service supplied hereunder is payable upon receipt, and becomes past due 15 days from the date on which rendered. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. 36438 Timothy E. Tatum, Vice President, Regulatory Affairs Effective —February 1, 242-5June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd Third Revised Sheet No. 41-3 Cancels I.P.U.C. No. 30, Tariff No. 101 €4&t-Second Revised Sheet No. 41-3 SCHEDULE 41 STREET LIGHTING SERVICE (Continued) SERVICE OPTIONS (Continued) "A" - Idaho Power-Owned, Idaho Power-Maintained System (Continued) Monthly Charges The monthly charges are as follows, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). Charges, per fixture (41A) LED Fixture Watt (Maximum) Lumen (Minimum) Base Rate 40 3,600 $12.0512.30 85 7,200 $44.0014.31 140 10,800 $16.9616.43 200 18,000 $19.9920.44 Non-Metered Service—Variable Energy Energy Charge, per kWh 9.80510.0060 Pole Charges For Company-owned poles installed after October 5,1964 required to be used for street lighting only: Charge Wood pole, per pole $1.81 Steel pole, per pole $7.18 Facilities Charges Customers assessed a monthly facilities charge prior to June 1, 2004 will continue to be assessed a monthly facilities charge in accordance with the charges specified in Schedule 66. Payment The monthly bill rendered for service supplied hereunder is payable upon receipt and becomes past due 15 days from the date on which rendered. "B"— Customer-Owned, Idaho Power-Maintained System — Discontinued IDAHO Issued by IDAHO POWER COMPANY Issued per Order No.-36433 Timothy E. Tatum, Vice President, Regulatory Affairs Effective— F=ebF aFy-1,z4'�June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd Third Revised Sheet No. 41-4 Cancels I.P.U.C. No. 30, Tariff No. 101 €4&t-Second Revised Sheet No. 41-4 SCHEDULE 41 STREET LIGHTING SERVICE (Continued) SERVICE OPTIONS (Continued) "C" - Customer-Owned, Customer-Maintained System The Customer's lighting system, including posts or standards, fixtures, initial installation of fixtures and underground cables with suitable terminals for connection to the Company's distribution system, is installed, owned, and maintained by the Customer. The Customer is responsible for notifying the Company of any changes or additions to the lighting equipment or loads being served under Option C — Non-Metered Service. Failure to notify the Company of such changes or additions will result in the termination of non-metered service under Option C and the requirement that service be provided under Option C - Metered Service. All new Customer-owned lighting systems installed outside of Subdivisions on or after January 1, 2012 are required to be metered in order to record actual energy usage. Customer-owned systems installed prior to June 1, 2004 that are constructed, operated, or modified in such a way as to allow for the potential or actual variation in energy usage may have the estimated annual variations in energy usage charged the Non-Metered Service- Energy Charge until the street lighting system is converted to Metered Service, or until the potential for variations in energy usage has been eliminated, whichever is sooner. Monthly Charges The monthly charges are as follows, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). For non-metered service, the average monthly kWh of energy usage shall be estimated by the Company based on the total wattage of the Customer's lighting system and 4,059 hours of operation. Non-Metered Service (41 C) Energy Charge, per kWh 6.6516.791¢ Metered Service (41 CM) Service Charge, per meter $5.59 Energy Charge, per kWh 6.6516.791¢ IDAHO Issued by IDAHO POWER COMPANY Issued per Order No.-36433 Timothy E. Tatum, Vice President, Regulatory Affairs Effective— February 1, 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company d-Third Revised Sheet No. 42-1 Cancels I.P.U.C. No. 30, Tariff No. 101 €4&t-Second Revised Sheet No. 42-1 SCHEDULE 42 TRAFFIC CONTROL SIGNAL LIGHTING SERVICE APPLICABILITY Service under this schedule is applicable to Electric Service required for the operation of traffic control signal lights within the State of Idaho. Traffic control signal lamps are mounted on posts or standards by means of brackets, mast arms, or cable. CHARACTER OF SERVICE The traffic control signal fixtures, including posts or standards, brackets, mast arm, cable, lamps, control mechanisms, fixtures, service cable, and conduit to the point of, and with suitable terminals for, connection to the Company's underground or overhead distribution system, are installed, owned, maintained and operated by the Customer. Service is limited to the supply of energy only for the operation of traffic control signal lights. The installation of a meter to record actual energy consumption is required for all new traffic control signal lighting systems installed on or after June 1, 2004. For traffic control signal lighting systems installed prior to June 1, 2004 a meter may be installed to record actual usage upon the mutual consent of the Customer and the Company. MONTHLY CHARGE The monthly kWh of energy usage shall be either the amount estimated by the Company based on the number and size of lamps burning simultaneously in each signal and the average number of hours per day the signal is operated, or the actual meter reading as applicable. The Monthly Charge shall be computed at the following rate, and may also include charges as set forth in Schedule 55 (Power Cost Adjustment), Schedule 91 (Energy Efficiency Rider), and Schedule 95 (Adjustment for Municipal Franchise Fees). Energy Charge, per kWh 7.6897.8460 PAYMENT The monthly bill rendered for service supplied hereunder is payable upon receipt, and becomes past due 15 days from the date on which rendered. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No.-36433 Timothy E. Tatum, Vice President, Regulatory Affairs Effective—_ February , 2025June 1, 2025 1221 West Idaho Street, Boise, Idaho Idaho Power Company SeGGRd Third Revised Sheet No. 62-4 Cancels I.P.U.C. No. 30, Tariff No. 101 €4&t-Second Revised Sheet No. 62-4 SCHEDULE 62 CLEAN ENERGY YOUR WAY PROGRAM (OPTIONAL) (Continued) SECTION 2: CLEAN ENERGY YOUR WAY— CONSTRUCTION (Continued) CUSTOMER AGREEMENT AND BILLING STRUCTURE For each billing period, Customer(s) shall incur or receive the following charges/credits: 1. A participating Customer(s)' Service Charge, Billing Demand, On-Peak Billing Demand, Basic Load Capacity, and other monthly charges will be charged at the standard rates, charges, and fees associated with the Customer's applicable service schedule; 2. Net Consumption shall be charged at the standard rates, charges, and fees associated with the Customer's applicable service schedule; 3. The REF On-Site Usage for Special Contract customers shall be charged at a rate in their respective service schedule and the REF On-Site Usage for Schedule 19 Customers shall be charged as follows: Fixed Cost Com onent of the Retail E ergy Charge, per kWh Time Period Secondary Service Primary Service Transmission Service Summer On-Peak G-.92-401.0442 ¢ 0-.89641.0012 ¢ 94. R581.0007 ¢ Summer Mid-Peak 8:92-401.0442 ¢ G-.83611.0012 ¢ &.49�581.0007 ¢ Summer Off-Peak 8. 9-51.0041 ¢ G486760.9611 ¢ 0.86740.9603 ¢ Non-Summer On-Peak 4�. 1.8663 ¢ 4��1.8270 ¢ 4�31.8257 ¢ Non-Summer Mid-Peak 4��1.8523 ¢ 4 T K1.8130 ¢ 4-.72-2-31.8117 ¢ Non-Summer Off-Peak 4�51.8411 ¢ a-.7 1.8018 ¢ 4-.�1.8005 ¢ 4. Excess Generation shall be credited to the Customer at a rate contained in the Renewable Construction Agreement; 5. REF Cost as contained in the Renewable Construction Agreement; and, 6. REF Credit as contained in the Renewable Construction Agreement (if applicable). REC OWNERSHIP AND ADDITIONAL REC PROCUREMENT REC ownership will be negotiated on an individual Customer basis. A Customer may elect to take ownership of the REF's RECs or elect for Idaho Power to retain ownership and retire the RECs on the Customer's behalf. If the REF generation does not meet 100 percent of the Customer(s)' consumption on a yearly basis, the Customer(s) may elect to enter into a separate REC purchase contract to cover the difference between REF generation and the Customer(s)' consumption. Any separate REC purchase agreement will be negotiated on a case-by-case basis. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. 36438 Timothy E. Tatum, Vice President, Regulatory Affairs Effective —February 1, 242-5June 1, 2025 1221 West Idaho Street, Boise, Idaho BEFORE THE IDAHO PUBLIC UTILITIES COMMISSION CASE NO. IPC-E-25-13 IDAHO POWER COMPANY ATTACHMENT NO. 3 (PCA AND HCC BILL INSERT AND POSTCARD) Idaho Power Requests Rate Decrease in Annual PCA Filing Idaho Power has filed the Power Cost Adjustment(PCA),the final piece of its annual spring cost adjustments with the Idaho Public Utilities Commission(IPUC).As a net result of the PCA, the Fixed Cost Adjustment(FCA),and an additional filing related to relicensing the Hells Canyon Complex(HCC),all Idaho customers will see a price decrease. A typical Idaho residential customer using 950 kilowatt- hours(kWh)per month will see an overall monthly decrease of 8.26%,or approximately$9.97—the combined impact of the following: • The PCA calls for a decrease of$94.8 million,or 5.89%,for Idaho customers.The PCA is a cost-recovery tool that passes on both the benefits and costs of supplying energy to Idaho Power customers.This year's PCA requests a monthly bill decrease of$5.79 for the average Idaho residential customer. • The annual FCA,filed March 14, requested a decrease of $40.66 million.The FCA applies only to residential and small commercial customers and adjusts prices based on changes in energy use per customer during the previous year. For the average Idaho residential customer,the FCA requested a monthly bill decrease of$6.36. • The HCC relicensing request,filed March 14,proposed an increase of$29.7 million to recover ongoing financing costs associated with the project. For the average Idaho residential customer,the request would result in a monthly bill increase of$2.18. If approved as filed,this combined price decrease will take effect June 1.The impact of these filings for all Idaho customers is shown in the table below.The actual percentage will depend on a customer's classification and the rate they pay. 2025 Rate Filings Percentage Change from Current Billed Revenue Revenue Overall Small Large Large Filing Change Percentage Residential General General Irrigation (millions) Impact Service Service I Power PCA -$94.78 -5.89% -4.80% -3.98% -6.57% -8.11% -5.87% FCA -$40.66 -2.53% -5.28% -5.39% N/A N/A N/A HCC $29.70 1.85% 1.82% 1.84% 1.88% 1.83% 1.90% Combined 4105.74 -6.57% -8.26% -7.53% -4.69% 6.27% -3.97% Impact 3 Includes lighting schedules;z Includes special contracts;3 Totals may not sum due to rounding The PCA has two main components:a balancing account for power costs incurred the previous year and an estimate of what energy will cost in the coming year.The balancing account brings last year's anticipated costs in balance with costs actually incurred the previous April through March. The estimate reflects Idaho Power's anticipated fuel costs, purchased power costs,and customer benefits from sales of surplus energy for the coming April through March. The decrease in this year's PCA is largely attributed to the completed recovery of 2023 deferred power costs, which was ordered by the IPUC to be recovered over two years.Another contributing factor was increased sales of renewable energy credits,which helps to offset power costs for customers. Neither Idaho Power nor its shareholders receive any financial return from the PCA—money collected is used to recover costs or credit benefits associated with annual fluctuations in power costs. Opportunities for Public Review Idaho Power's filings are subject to public review and approval by the IPUC.Copies of the applications are available to the public at the IPUC offices(11331 W.Chinden Blvd. Building 8,Suite 201-A,Boise,ID 83714), Idaho Power offices,on idahopower.com,or at the IPUC website, puc.idaho.gov. Customers may also subscribe to the IPUC's RSS feed to receive periodic updates via email.Written comments regarding Idaho Power's applications associated with the PCA(Case No. IPC-E-25-20)or HCC relicensing(Case No. IPC-E-25-13)may be filed with the IPUC(puc.idaho.gov/form/casecomment). EN �i I0*0 POMW I"Primed o recycled paper. ©2025 Idd aho Power 31180--0329 _y. -may-_O�l��"f �„ `�+• r .. ti`�T,., R Wo�" � Idaho Power Requests Rate Decrease in Annual PCA Filing Idaho Power has filed the Power Cost Adjustment(PCA),the final piece of its annual spring cost adjustments with the Idaho Public Utilities Commission(IPUC).As a net result of the PCA,the Fixed Cost Adjustment (FCA),and an additional filing related to relicensing the Hells Canyon Complex (HCC),all Idaho customers will see a price decrease. A typical Idaho residential customer using 950 kilowatt-hours(kWh)per month will see an overall monthly decrease of 8.26%,or approximately$9.97—the 2025 Rate Filings combined impact of the following: Percentage Change from Current Billed Pevenue • The PCA calls for a decrease of$94.8 million,or 5.89%,for Idaho customers.The PCA Revenue Overall Small Large is a cost-recovery tool that passes on both the benefits and costs of supplying energy FilingChange Percentage Residential General General Large Z Irrigation to Idaho Power customers.This year's PCA requests a monthly bill decrease of$5.79 (millions) Impact Service Service' Power for the average Idaho residential customer. • The annual FCA,filed March 14, requested a decrease of$40.66 million.The FCA PCA -$94.78 -5.89% -4.80% -3.98% -6.57% -8.11% -5.87% applies only to residential and small commercial customers and adjusts prices based on changes in energy use per customer during the previous year. For the average Idaho residential customer,the FCA requested a monthly bill decrease of$6.36. FCA -$40.66 -2.53% -5.28% -5.39% N/A N/A N/A • The HCC relicensing request,filed March 14, proposed an increase of$29.7 million HCC $29.70 1.85% 1.82% 1.84% 1.88% 1.83% 1.90% to recover ongoing financing costs associated with the project. For the average Idaho residential customer,the request would result in a monthly bill increase of$2.18. If approved as filed,this combined price decrease will take effect June 1.The Impact Combined $105.74 6.57% 8.26% 7.53% 4.69% 6.27% 3.97% impact of these filings for all Idaho customers is shown in the table below.The actual percentage will depend on a customer's classification and the rate they pay. 'Includes lighting schedules;2 Includes special contracts;ITotals may not sum due to rounding The PCA has two main components:a balancing account for power costs incurred the previous year and an estimate of what energy will cost in the coming year.The balancing account brings last year's anticipated costs in balance with '• :" costs actually incurred the previous April through March. 1221 W. Idaho St. The estimate reflects Idaho Power's anticipated fuel costs, Boise,ID : purchased power costs,and customer benefits from sales of surplus energy for the coming April through March. The decrease in this year's PCA is largely attributed to the completed recovery of 2023 deferred power costs,which was ordered by the IPUC to be recovered over two years.Another contributing factor was increased sales of renewable energy credits,which helps to offset power costs for customers. Neither Idaho Power nor its shareholders receive any financial return from the PCA—money collected is used to recover costs or credit benefits associated with annual fluctuations in power costs. Opportunities for Public Review Idaho Power's filings are subject to public review and approval by the IPUC. Copies of the applications are available to the public at the IPUC offices(11331 W. Chinden Blvd. Building 8, Suite 201-A, Boise, ID 83714), Idaho Power offices,on idahopower.com,or at the IPUC website, puc.idaho.gov. Customers may also subscribe to the IPUC's RSS feed to receive periodic updates via email.Written comments regarding Idaho Power's applications associated with the PCA(Case No. IPC-E-25-20)or HCC relicensing(Case No. IPC-E-25-13)may be filed with the IPUC(puc.idaho.gov/form/casecomment).