20210405Final Approved Tariffs.pdf

March 30, 2021 Ms. Jan Noriyuki Commission Secretary
Idaho Public Utilities Commission P.O. Box 83720 Boise, ID 83720-0074
RE: Case No. INT-G-20-06 Dear Ms. Noriyuki: The following tariff sheets are enclosed for electronic submission with the Commission in
compliance with Commission Order No. 34980 in the above referenced case.

After Exhibit No. 9 was filed in the above referenced case, the Commission issued Order No.
34941, approving the Company’s Commercial Energy Efficiency Program, including an update to Rate Schedule EE-RS, effective April 1, 2021. The Company used this recently approved version of Rate Schedule EE-RS in this compliance filing to reflect the modifications approved by the Commission in Order No. 34980.

If you should have any questions regarding the attached, please don’t hesitate to contact me at [phone]. Sincerely,

Lori A. Blattner Director, Regulatory Affairs
Intermountain Gas Company
Enclosure cc: Mark Chiles
Preston Carter

RECEIVED
2021 March 30, PM 12:27
IDAHO PUBLIC
UTILITIES COMMISSION
I.P.U.C. Gas Tariff
Rate Schedules
Second Revised Sheet No. 16 (Page 1 of 2)
 Name
of Utility 

Intermountain Gas Company

Issued by: Intermountain Gas Company
By: Lori A. Blattner Title: Director – Regulatory Affairs
Effective: April 1, 2021

Rate Schedule EE-RS
RESIDENTIAL ENERGY EFFICIENCY REBATE PROGRAM

AVAILABILITY:

The Intermountain Gas Company Energy Efficiency Rebate Program (EE Program) is available
throughout Intermountain’s service territory to eligible residential account holders served under the
Company’s Rate Schedule RS.
PROGRAM DESCRIPTION:
The purpose of the program is to encourage upgrades to, or use of, high-efficiency natural gas
equipment. This will be achieved through the use of rebates offered towards the purchase and installation
of qualified energy efficient natural gas equipment and construction of energy efficient new homes.
ELIGIBILITY:
To qualify for rebates, customers must meet the end-use qualifications identified in the Rebates Table
below. All equipment must use natural gas as the fuel source. The customer must also comply with the
current program Terms and Conditions.
To qualify for Space Heating rebates, a dwelling must use natural gas as the sole heat source upon
installation of rebate-qualified equipment.
To qualify for Water Heating rebates, a dwelling must utilize natural gas for water heating upon
installation of rebate-qualified equipment.
Space Heating rebates may not be combined with New Construction rebates. Water Heating and
Thermostat rebates may be combined with New Construction rebates.

IDAHO PUBLIC UTILITIES COMMISSION
Approved Effective
April 5, 2021 April 1, 2021
Per ON 34980
Jan Noriyuki Secretary
I.P.U.C. Gas Tariff
Rate Schedules
Third Revised Sheet No. 16 (Page 2 of 2)
 Name
of Utility 

Intermountain Gas Company

Issued by: Intermountain Gas Company
By: Lori A. Blattner Title: Director – Regulatory Affairs
Effective: April 1, 2021
Rate Schedule EE-RS
RESIDENTIAL ENERGY EFFICIENCY REBATE PROGRAM
(Continued)
REBATES:
Rebate Rebate Type Minimum Efficiency Rating Rebate
Amount
Whole Home Tier I New
Construction
Tier I Requirements:
 HERS rated
 Air sealing at or below 3 ACH at 50 Pa
 Ceiling insulation at or above R-49
 Ducts and air handler located inside
conditioned space or duct leakage to
outside of less than 4 CFM25/100 ft2 CFA
 Furnace efficienc at or above 97% AFUE
$900
Whole Home Tier II New
Construction
Tier II Requirements:
 HERS rated
 Air sealing at or below 4 ACH at 50 Pa
 Ducts and air handler located inside
conditioned space or duct leakage to
outside of less than 4 CFM25/100 ft2 CFA
 Furnace efficienc at or above 95% AFUE
$700
Combination Boiler for
Space and Water Heat
Space Heating 95% AFUE $800
Furnace

Space Heating 95% AFUE $350
Boiler

Space Heating 95% AFUE $800
Storage Water Heater

Water Heating .68 UEF $115
Tankless Water
Heater Tier I
Water Heating .91 UEF $325
Tankless Water
Heater Tier II
Water Heating .87 UEF $300
Smart Thermostat

Thermostat Wi-Fi Enabled $100

GENERAL PROVISIONS:
All installations of equipment must comply with all codes and permit requirements applicable in the state
of Idaho and must be properly inspected, if required, by appropriate agencies. Customers must submit
required documentation of purchase and installation to the Company under the Terms and Conditions of
the current rebate program. The Company reserves the right to verify installation prior to the payment of
any rebates.
IDAHO PUBLIC UTILITIES COMMISSION
Approved Effective
April 5, 2021 April 1, 2021
Per ON 34980
Jan Noriyuki Secretary