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Home My WebLink About20251231Compliance Filing.pdf '�IQAHO POWER. GRANT T. ANDERSON RECEIVED Pricing and Tariff Manager DECEMBER 31, 2025 ganderson(aNdahopower.com IDAHO PUBLIC December 31, 2025 UTILITIES COMMISSION Commission Secretary Idaho Public Utilities Commission 11331 W. Chinden Boulevard Building 8, Suite 201-A Boise, Idaho 83714 Re: Case No. IPC-E-25-24 - Application to Update Clean Energy Your Way Construction Agreement and Pricing Elements Based on the 2025 IRP — Compliance Filing Case No. IPC-E-25-16 - Idaho Power Company's 2025 General Rate Case— Compliance Filing Dear Commission Secretary: Idaho Power Company ("Idaho Power or Company") hereby submits the attached filing in the above-captioned proceedings pursuant to Idaho Public Utilities Commission ("IPUC" or "Commission") Order Nos. 36876 (IPC-E-25-24) and 36892 (IPC-E-25-16), reflecting the changes in rates and other service provisions approved by the Commission through the above-mentioned orders with an effective date of January 1, 2026. On December 12, 2025, in Case No. IPC-E-25-24, Idaho Powerfiled a Supplemental Compliance Filing to update the effective date of its proposed tariff sheets from December 1, 2025, to January 1, 2026, which was approved by the Commission at its December 23, 2025, Decision Meeting. On December 30, 2025, the Commission issued Final Order No. 36892 in Case No. IPC-E-25-16, approving proposed tariff sheets in the Company's 2025 General Rate Case, also effective January 1, 2026. This filing seeks approval for changes to tariff sheets impacted by both orders: Fifth Revised Sheet No. 26-1 Cancelling Fourth Revised Sheet No. 26-1 Fourth Revised Sheet No. 33-3 Cancelling Third Revised Sheet No. 33-3 If you have any questions regarding this filing, please contact me at (208) 388-6498 or ganderson(aidahopower.com. Sincerely, Grant T. Anderson GTA:sg Attachments P.O.Box 70(83707) 1221 W.Idaho St. Boise,ID 83702 Idaho Power Company Fifth Revised Sheet No. 26-1 Cancels I.P.U.C. No. 30, Tariff No. 101 Fourth 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 $3.12 per kW of Contract Demand. Monthly Billing Demand Charge $21.04 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 $1.248 per each kW over the Contract Demand. Monthly Energy Charge 2.71650 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, January 1, 2026, pursuant to Order No. 36847 issued on November 14, 2025. IDAHO Issued by IDAHO POWER COMPANY Issued per Order Nos. 36876 & 36892 Timothy E. Tatum, Vice President, Regulatory Affairs Effective — January 1, 2026 1221 West Idaho Street, Boise, Idaho Idaho Power Company Fourth Revised Sheet No. 33-3 Cancels I.P.U.C. No. 30, Tariff No. 101 Third Revised Sheet No. 33-3 SCHEDULE 33 IDAHO POWER COMPANY ELECTRIC SERVICE RATE FOR BRISBIE, LLC. (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). Terms used below have the meanings given to them in the Special Contract referenced above. Daily Excess Demand Charge $1.248 per each kW over the Contract Demand. Excess Generation Credit As defined in Second Revised Exhibit 3.1 of Brisbie, LLC's Special Contract, December 22, 2021 as amended. Monthly Contract Demand Charge $3.12 per kW of Contract Demand. Monthly Billing Demand Charge $22.29 per kW of Billing Demand but not less than Minimum Monthly Billing Demand. Minimum Monthly Billing Demand The Minimum Monthly Billing Demand will be 20,000 kilowatts. Monthly Adjusted Renewable Capacity Credit(s) See Table Nos. 1, 2, 3, and Second Revised Exhibit 3.1 of Brisbie, LLC's Special Contract, dated December 22, 2021, as amended. Renewable Resource Cost As included in the Monthly Contract Payment listed in Second Revised Exhibit 3.1 of Brisbie, LLC's Special Contract, December 22, 2021, as amended. Supplemental Energy Cost As defined in Second Revised Exhibit 3.1 of Brisbie, LLC's Special Contract, December 22, 2021, as amended. Administrative Charge As defined in Second Revised Exhibit 3.1 of Brisbie, LLC's Special Contract, December 22, 2021, as amended. Pricing elements that rely on the most recently filed IRP are effective January 1, 2026, pursuant to Order No. 36847 issued on November 14, 2025. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. 36876 & 36892 Timothy E. Tatum, Vice President, Regulatory Affairs Effective — January 1, 2026 1221 West Idaho Street, Boise, Idaho Idaho Power Company Fourth Fifth Revised Sheet No. 26-1 Cancels I.P.U.C. No. 30, Tariff No. 101 T#irdFourth 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 $3-373.12 per kW of Contract Demand. Monthly Billing Demand Charge $47.321.04 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—.3�991.248 per each kW over the Contract Demand. Monthly Energy Charge 3-03942.7165¢ 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 DeEerber 1, 2024, January 1, 2026, pursuant to Order No. 36847 issued on November 14, 2025. IDAHO Issued by IDAHO POWER COMPANY Issued per Order Nos._684736876 & 36892 Timothy E. Tatum, Vice President, Regulatory Affairs Effective ber f-, 202 January 1, 2026 1221 West Idaho Street, Boise, Idaho Idaho Power Company Third Fourth Revised Sheet No. 33-3 Cancels I.P.U.C. No. 30, Tariff No. 101d-Third Revised Sheet No. 33-3 SCHEDULE 33 IDAHO POWER COMPANY ELECTRIC SERVICE RATE FOR BRISBIE, LLC. (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). Terms used below have the meanings given to them in the Special Contract referenced above. Daily Excess Demand Charge $4-.3291.248 per each kW over the Contract Demand. Excess Generation Credit As defined in Second Revised Exhibit 3.1 of Brisbie, LLC's Special Contract, December 22, 2021 as amended. Monthly Contract Demand Charge $3-.283.12 per kW of Contract Demand. Monthly Billing Demand Charge $22.29 per kW of Billing Demand but not less than Minimum Monthly Billing Demand. Minimum Monthly Billing Demand The Minimum Monthly Billing Demand will be 20,000 kilowatts. Monthly Adjusted Renewable Capacity Credit(s) See Table Nos. 1, 2, 3, and Second Revised Exhibit 3.1 of Brisbie, LLC's Special Contract, dated December 22, 2021, as amended. Renewable Resource Cost As included in the Monthly Contract Payment listed in Second Revised Exhibit 3.1 of Brisbie, LLC's Special Contract, December 22, 2021, as amended. Supplemental Energy Cost As defined in Second Revised Exhibit 3.1 of Brisbie, LLC's Special Contract, December 22, 2021, as amended. Administrative Charge As defined in Second Revised Exhibit 3.1 of Brisbie, LLC's Special Contract, December 22, 2021, as amended. Pricing elements that rely on the most recently filed IRP are effective DeeeRgberT2024January 1, 2026, pursuant to Order No. 36847 issued on November 14, 2025. IDAHO Issued by IDAHO POWER COMPANY Issued per Order No. 684736876 & 36892 Timothy E. Tatum, Vice President, Regulatory Affairs Effective-- tober _, 2-02-5January 1, 2026 1221 West Idaho Street, Boise, Idaho