20220927Final Approved Tariffs.pdf

I.P.U.C. Gas Tariff
Rate Schedules
Tenth Revised Sheet No. 1 (Page 1 of 1)
Name Intermountain Gas Company

Issued by: Intermountain Gas Company
By: Lori A. Blattner Title: Director – Regulatory Affairs Effective: October 1, 2022
Rate Schedule RS RESIDENTIAL SERVICE APPLICABILITY:
Applicable to any customer using natural gas for residential purposes. RATE: Monthly minimum charge is the Customer Charge. Customer Charge: $5.50 per bill Per Therm Charge: $0.73392* *Includes the following: Cost of Gas: 1) Temporary purchased gas cost adjustment ($0.00057) 2) Weighted average cost of gas $0.39216 3) Gas transportation cost $0.16364 Distribution Cost: $0.16305 EE Charge: $0.01564

PURCHASED GAS COST ADJUSTMENT: This tariff is subject to an adjustment for the cost of purchased gas as provided for in Rate Schedule PGA. This adjustment is incorporated into the calculation of the Cost of Gas stated on customer bills. ENERGY EFFICIENCY CHARGE ADJUSTMENT:
This tariff is subject to an adjustment for costs related to the Company’s Energy Efficiency program as
provided for in Rate Schedule EEC-RS. The Energy Efficiency Charge is separately stated on customer bills. SERVICE CONDITIONS: All natural gas service hereunder is subject to the General Service Provisions of the Company's Tariff, of which this rate schedule is a part.
IDAHO PUBLIC UTILITIES COMMISSION
Approved Effective
Sept. 27, 2022 Oct. 1, 2022
Per ON 35538 & 35539
Jan Noriyuki Secretary
I.P.U.C. Gas Tariff
Rate Schedules
Sixty-Fifth Revised Sheet No. 3 (Page 1 of 2)
Name Intermountain Gas Company

Issued by: Intermountain Gas Company
By: Lori A. Blattner Title: Director – Regulatory Affairs Effective: October 1, 2022
Rate Schedule GS-1 GENERAL SERVICE APPLICABILITY:
Applicable to customers whose requirements for natural gas do not exceed 2,000 therms per day, at any point
on the Company's distribution system. Requirements in excess of 2,000 therms per day may be allowed at the Company’s discretion. RATE: Monthly minimum charge is the Customer Charge. Customer Charge: $9.50 per bill Per Therm Charge: Block One: First 200 therms per bill @ $0.75436* Block Two: Next 1,800 therms per bill @ $0.73088* Block Three: Next 8,000 therms per bill @ $0.70821* Block Four: Over 10,000 therms per bill @ $0.63965* *Includes the following: Cost of Gas: 1) Temporary purchased gas cost adjustment $0.01445 2) Weighted average cost of gas $0.39216 3) Gas transportation cost $0.15990 Distribution Cost: Block One: First 200 therms per bill @ $0.18465 Block Two: Next 1,800 therms per bill @ $0.16117 Block Three: Next 8,000 therms per bill @ $0.13850 Block Four: Over 10,000 therms per bill @ $0.06994 EE Charge: $0.00320
IDAHO PUBLIC UTILITIES COMMISSION
Approved Effective
Sept. 27, 2022 Oct. 1, 2022
Per ON 35538
Jan Noriyuki Secretary
I.P.U.C. Gas Tariff
Rate Schedules
Sixty-Fifth Revised Sheet No. 3 (Page 2 of 2)
Name Intermountain Gas Company

Issued by: Intermountain Gas Company
By: Lori A. Blattner Title: Director – Regulatory Affairs Effective: October 1, 2022
Rate Schedule GS-1 GENERAL SERVICE (Continued) For separately metered deliveries of gas utilized solely as Compressed Natural Gas Fuel in vehicular internal combustion engines. Customer Charge: $9.50 per bill Per Therm Charge: Block One: First 10,000 therms per bill @ $0.70501* Block Two: Over 10,000 therms per bill @ $0.63645* *Includes the following: Cost of Gas: 1) Temporary purchased gas cost adjustment $0.01445 2) Weighted average cost of gas $0.39216 3) Gas transportation cost $0.15990 Distribution Cost: Block One: First 10,000 therms per bill @ $0.13850 Block Two: Over 10,000 therms per bill @ $0.06994 PURCHASED GAS COST ADJUSTMENT:
This tariff is subject to an adjustment for the cost of purchased gas as provided for in Rate Schedule PGA. This adjustment is incorporated into the calculation of the Cost of Gas stated on customer bills. ENERGY EFFICIENCY CHARGE ADJUSTMENT: This tariff is subject to an adjustment for costs related to the Company’s Energy Efficiency program as provided for in Rate Schedule EEC-GS. The Energy Efficiency Charge is not applicable to gas utilized solely as Compressed Natural Gas Fuel in vehicular internal combustion engines. The Energy Efficiency Charge is separately stated on customer bills. SERVICE CONDITIONS: 1. All natural gas service hereunder is subject to the General Service Provisions of the Company's Tariff, of which this rate schedule is a part.
IDAHO PUBLIC UTILITIES COMMISSION
Approved Effective
Sept. 27, 2022 Oct. 1, 2022
Per ON 35538
Jan Noriyuki Secretary
I.P.U.C. Gas Tariff Rate Schedules Twenty-First Revised Sheet No. 4 (Page 1 of 2)
Name Intermountain Gas Company

Issued by: Intermountain Gas Company
By: Lori A. Blattner Title: Director – Regulatory Affairs Effective: October 1, 2022

Rate Schedule IS-R
RESIDENTIAL INTERRUPTIBLE SNOWMELT SERVICE APPLICABILITY: Applicable to any residential customer otherwise eligible to receive service under Rate Schedule RS who has added natural gas snowmelt equipment after 6/1/2010. The intended use of the snowmelt equipment is to melt snow and/or ice on sidewalks, driveways or any other similar appurtenances. Any and all such applications meeting the above criteria will be subject to service under Rate Schedule IS-R and will be separately and individually metered. All service hereunder is interruptible at the sole discretion of the Company. FACILITY REIMBURSEMENT CHARGE:
All new interruptible Snowmelt service customers are required to pay for the cost of the Snowmelt meter set and other related facility and equipment costs, prior to the installation of the meter set. Any request to alter the physical location of the meter set and related facilities from Company’s initial design may be granted provided, however, the Company can reasonably accommodate said relocation and Customer agrees to pay all related costs. RATE:
Monthly minimum charge is the Customer Charge.
Customer Charge: $5.50 per bill Per Therm Charge: $0.73618*
*Includes the following:
Cost of Gas: 1) Temporary purchased gas cost adjustment $0.01733 2) Weighted average cost of gas $0.39216 3) Gas transportation cost $0.16364 Distribution Cost: $0.16305 PURCHASED GAS COST ADJUSTMENT: This tariff is subject to an adjustment for the cost of purchased gas as provided for in Rate Schedule PGA. This adjustment is incorporated into the calculation of the Cost of Gas stated on customer bills.

IDAHO PUBLIC UTILITIES COMMISSION
Approved Effective
Sept. 27, 2022 Oct. 1, 2022
Per ON 35538
Jan Noriyuki Secretary
I.P.U.C. Gas Tariff Rate Schedules Twentieth Revised Sheet No. 5 (Page 1 of 2)
Name Intermountain Gas Company

Issued by: Intermountain Gas Company By: Lori A. Blattner Title: Director – Regulatory Affairs Effective: October 1, 2022

Rate Schedule IS-C SMALL COMMERICAL INTERRUPTIBLE SNOWMELT SERVICE APPLICABILITY: Applicable to any customer otherwise eligible to receive gas service under Rate Schedule GS-1 who has added natural gas snowmelt equipment after 6/1/2010. The intended use of the snowmelt equipment is to melt snow and/or ice on sidewalks, driveways or any other similar appurtenances. Any and all such applications meeting the above criteria will be subject to service under Rate Schedule IS-C and will be separately and individually metered. All service hereunder is interruptible at the sole discretion of the Company. FACILITY REIMBURSEMENT CHARGE: All new interruptible Snowmelt service customers are required to pay for the cost of the Snowmelt meter set
and other related facility and equipment costs, prior to the installation of the meter set. Any request to alter the physical location of the meter set and related facilities from Company’s initial design may be granted
provided, however, the Company can reasonably accommodate said relocation and Customer agrees to pay all related costs. RATE:
Monthly minimum charge is the Customer Charge.
Customer Charge: $9.50 per bill
Per Therm Charge: Block One: First 200 therms per bill @ $0.75116*
Block Two: Next 1,800 therms per bill @ $0.72768* Block Three: Next 8,000 therms per bill @ $0.70501*
Block Four: Over 10,000 therms per bill @ $0.63645*
*Includes the following: Cost of Gas: 1) Temporary purchased gas cost adjustment $0.01445 2) Weighted average cost of gas $0.39216 3) Gas transportation cost $0.15990 Distribution Charge: Block One: First 200 therms per bill @ $0.18465 Block Two: Next 1,800 therms per bill @ $0.16117 Block Three: Next 8,000 therms per bill @ $0.13850
Block Four: Over 10,000 therms per bill @ $0.06994

IDAHO PUBLIC UTILITIES COMMISSION
Approved Effective
Sept. 27, 2022 Oct. 1, 2022
Per ON 35538
Jan Noriyuki Secretary
I.P.U.C. Gas Tariff Rate Schedules Seventy-Second Revised Sheet No. 7 (Page 1 of 2)
Name Intermountain Gas Company

Issued by: Intermountain Gas Company
By: Lori A. Blattner Title: Director – Regulatory Affairs Effective: October 1, 2022

Rate Schedule LV-1 LARGE VOLUME FIRM SALES SERVICE AVAILABILITY:
Available at any mutually agreeable delivery point on the Company's distribution system to any existing customer receiving service under the Company’s rate schedule LV-1 or any customer not previously served
under this schedule whose usage does not exceed 500,000 therms annually, upon execution of a one-year minimum written service contract for firm sales service in excess of 200,000 therms per year. MONTHLY RATE:
Demand Charge: $0.30000 per MDFQ therm Per Therm Charge: Block One: First 250,000 therms per bill @ $0.54173* Block Two: Next 500,000 therms per bill @ $0.52384* Block Three: Over 750,000 therms per bill @ $0.44733* *Includes the following: Cost of Gas: 1) Temporary purchased gas cost adjustment
Block One and Two $0.03247 Block Three $0.05210 2) Weighted average cost of gas $0.39216 3) Gas transportation cost (Block One and Two only) $0.08710 Distribution Cost: Block One: First 250,000 therms per bill @ $0.03000 Block Two: Next 500,000 therms per bill @ $0.01211 Block Three: Over 750,000 therms per bill @ $0.00307 PURCHASED GAS COST ADJUSTMENT: This tariff is subject to an adjustment for the cost of purchased gas as provided for in Rate Schedule PGA. This adjustment is incorporated into the calculation of the Cost of Gas stated on customer bills. SERVICE CONDITIONS:
1. All natural gas service hereunder is subject to the General Service Provisions of the Company's Tariff, of which this Rate Schedule is a part. 2. The customer shall negotiate with the Company, a mutually agreeable Maximum Daily Firm Quantity (MDFQ), which will be stated in and in effect throughout the term of the service contract. 3. The monthly Demand Charge will be equal to the MDFQ times the Demand Charge rate. Demand Charge relief will be afforded to those LV-1 customers when circumstances impacted by force majeure events prevent the Company from delivering natural gas to the customer’s meter.
IDAHO PUBLIC UTILITIES COMMISSION
Approved Effective
Sept. 27, 2022 Oct. 1, 2022
Per ON 35538
Jan Noriyuki Secretary
I.P.U.C. Gas Tariff Rate Schedules Twenty-Second Revised Sheet No. 8 (Page 1 of 1)
Name Intermountain Gas Company

Issued by: Intermountain Gas Company
By: Lori A. Blattner Title: Director – Regulatory Affairs Effective: October 1, 2022
Rate Schedule T-3 INTERRUPTIBLE DISTRIBUTION TRANSPORTATION SERVICE AVAILABILITY:
Available at any point on the Company's distribution system to any customer upon execution of a one year
minimum written service contract. MONTHLY RATE: Per Therm Charge: Block One: First 100,000 therms transported @ $0.03771* Block Two: Next 50,000 therms transported @ $0.01487* Block Three: Over 150,000 therms transported @ $0.00496*

*Includes temporary purchased gas cost adjustment of ($0.00082) ANNUAL MINIMUM BILL:
The customer shall be subject to the payment of an annual minimum bill based on annual usage of 200,000 therms. The deficit usage below 200,000 therms shall be billed at the T-3 Block 1 rate.
PURCHASED GAS COST ADJUSTMENT:
This tariff is subject to an adjustment for the cost of purchased gas as provided for in Rate Schedule PGA.
This adjustment is incorporated into the calculation of the Cost of Gas stated on customer bills. SERVICE CONDITIONS: 1. All natural gas service hereunder is subject to the General Service Provisions of the Company's Tariff, of which this Rate Schedule is a part.
2. This service does not include the cost of the customer's gas supply or the interstate pipeline capacity.
The customer is responsible for procuring its own supply of natural gas and transportation to
Intermountain's distribution system under this Rate Schedule. 3. The customer understands and agrees that the Company is not responsible to deliver gas supplies to the customer which have not been nominated, scheduled, and delivered by the interstate pipeline to the designated city gate. 4. The Company, in its sole discretion, shall determine whether or not it has adequate capacity to accommodate transportation of the customer's gas supply on the Company's distribution system.

5. If requested by the Company, the customer expressly agrees to immediately curtail or interrupt its
operations during periods of capacity constraints on the Company’s distribution system.

IDAHO PUBLIC UTILITIES COMMISSION
Approved Effective
Sept. 27, 2022 Oct. 1, 2022
Per ON 35538
Jan Noriyuki Secretary
I.P.U.C. Gas Tariff
Rate Schedules Twenty-First Revised Sheet No. 9 (Page 1 of 2)
Name Intermountain Gas Company

Issued by: Intermountain Gas Company
By: Lori A. Blattner Title: Director – Regulatory Affairs Effective: October 1, 2022
Rate Schedule T-4 FIRM DISTRIBUTION ONLY TRANSPORTATION SERVICE
AVAILABILITY:
Available at any mutually agreeable delivery point on the Company's distribution system to any customer
upon execution of a one year minimum written service contract for firm distribution transportation service in
excess of 200,000 therms per year. MONTHLY RATE:
Demand Charge: $0.28032 per MDFQ therm*

Per Therm Charge: Block One: First 250,000 therms transported @ $0.02395
Block Two: Next 500,000 therms transported @ $0.00847
Block Three: Over 750,000 therms transported @ $0.00260

*Includes temporary purchased gas cost adjustment of ($0.01968) PURCHASED GAS COST ADJUSTMENT:
This tariff is subject to an adjustment for the cost of purchased gas as provided for in Rate Schedule PGA. This adjustment is incorporated into the calculation of the Cost of Gas stated on customer bills. SERVICE CONDITIONS:
1. All natural gas service hereunder is subject to the General Service Provisions of the Company’s Tariff, of which this Rate Schedule is a part. 2. This service does not include the cost of the customer’s gas supply of the interstate pipeline capacity. The customer is responsible for procuring its own supply of natural gas and transportation to Intermountain’s distribution system under this Rate Schedule. 3. The customer understands and agrees that the Company is not responsible to deliver gas supplies to the customer which have not been nominated, scheduled, and delivered by the interstate pipeline to the designated city gate. 4. The customer shall negotiate with the Company, a mutually agreeable Maximum Daily Firm Quantity (MDFQ), which will be stated in and in effect throughout the term of the service contract. 5. The monthly Demand Charge will be equal to the MDFQ times the Demand Charge rate. Demand Charge relief will be afforded to those T-4 customers when circumstances impacted by force majeure events prevent the Company from delivering natural gas to the customer’s meter.
IDAHO PUBLIC UTILITIES COMMISSION
Approved Effective
Sept. 27, 2022 Oct. 1, 2022
Per ON 35538
Jan Noriyuki Secretary