20260306Final Approved Tariffs.pdf

IDAHO PUBLIC UTILITIES COMMISSION
_ ROCKY MOUNTAIN Approved Effective
POWER March 6, 2026 July 1, 2026
A DIVISION OF PACIFICORP Commission Secretary
Fifth Revision of Sheet No. 21.3
I.P.U.C.No. 1 Canceling Fourth Revision of Sheet No. 21.3
ELECTRIC SERVICE SCHEDULE NO.21 - Continued
B. Financial Assistance (Continued):
2. The Company will reimburse Agency for administrative costs based on 15% of Rocky
Mountain Power's rebate on installed measures, not to exceed the following total
administrative payment per building:
Dwelling Units in Building Maximum Administrative Payment
1 to 4 $500
5 to 10 $950
11 to 15 $1350
16 to 20 $1550
21 to 25 $1750
26 to 30 $1950
31+ $2250
The minimum reimbursement will be $150 on homes with one or more Major Measure
installed and$100 on homes without the installation of a Major Measure.
3. Agencies must invoice Company within 120 days of job completion.
4. A maximum of$300,000 in Company reimbursements will be available annually(July 1
through June 30). Reimbursements related to health and safety measures are limited to
15%of the annual cost of total jobs performed by each agency.
5. Annual funding of $25,000 in total will be provided to Eastern Idaho Community
Action Partnership and SouthEastern Idaho Community Action Agency for conservation
education.
C. Energy Conservation Measures:
Financial assistance will be provided based on the results of a cost effective analysis through
a Department of Energy approved energy audit. The energy efficient measures eligible for
funding must be installed in dwellings with permanently installed operable electric space
heat except where noted. The electric space heating system must be designed to heat at least
5 1% of the home. All Major and Supplemental Measures indicated below may qualify for a
company reimbursement when audit results indicate a measure has a Savings to Investment
Ratio of 1.0 or greater. The energy efficient measures that may be eligible for funding are
listed as follows:
Major Measures—Electric Heating System Required:
1. Ceiling insulation up to R-48 for ceilings with less than R-30 in place. R-30 or better
attics will not be further insulated.
(Continued)
Submitted Under Case No. PAC-TAE-26-01
ISSUED: January 29, 2026 EFFECTIVE: July 1,2026

IDAHO PUBLIC UTILITIES COMMISSION
_ ROCKY MOUNTAIN Approved Effective
POWER March 6, 2026 July 1, 2026
A DIVISION OF PACIFICORP Commission Secretary
Fourth Revision of Sheet No. 21.5
I.P.U.C.No. 1 Canceling Third Revision of Sheet No. 21.5
ELECTRIC SERVICE SCHEDULE NO.21 - Continued
C. Energy Conservation Measures: (Continued)
Supplemental Measures—Electric Heating System Required(continued)
6. Timed thermostats on centrally controlled multi-room heating/cooling systems
except when used with heat pumps and Smart thermostats with occupancy sensors.
Heat anticipating type thermostats for zonal electric resistance heating systems.
7. Electric furnace repair and replacement.
8. Ductless heat pumps.
Additional Measures—No Electric Heating System Requirement:
1. Pipe insulation, energy efficient showerheads and aerators where electric water
heaters are present.
2. Light emitting diodes (LED) and/or compact fluorescent (CFL) light bulbs
applicable in all homes—Energy Star certified bulbs placed in fixtures that are on
2 hours or more per day.
3. LED light fixtures.
4. Existing Refrigerator with monitored results listed in the Weatherization
Assistance Program Technical Assistance center database with a savings to
investment ration of 1.0 or greater may be replaced with an Energy Star model.
Replaced refrigerators must be removed and recycled in accordance with EPA
guidelines.
5. Electric water heater repair and replacement.
6. Measures that promote health and safety related to electricity usage.
7. Energy education developed by Agencies will be provided to each household
served through this tariff, and Agencies will receive a corresponding
reimbursement of$100 per educated household.
(Continued)
Submitted Under Case No. PAC-TAE-26-01
ISSUED: January 29, 2026 EFFECTIVE: July 1,2026

IDAHO PUBLIC UTILITIES COMMISSION
_ ROCKY MOUNTAIN Approved Effective
POWER March 6, 2026 July 1, 2026
A DIVISION OF PACIFICORP Commission Secretary
Second Revision of Sheet No. 21.6
I.P.U.C.No. 1 Canceling First Revision of Sheet No. 21.6
ELECTRIC SERVICE SCHEDULE NO.21—(Continued)
D. Provisions of Service for Energy Conservation Service to Low Income Customers:
1. Measures installed are intended to improve upon the electric efficiencies of
participating homes and must be included in the U.S. Department of Energy's
Weatherization Assistance Program available to Agency.
2. A DOE-approved energy audit must be completed by the Agency prior to
installation of Major and Supplemental Measures.
3. Agency must qualify residential customers for assistance using the Federal low
income guidelines.
4. Installation shall meet Federal, state and local building codes.
5. Measures installed under this schedule shall not receive financial incentives from
other Company programs.
6. Agency shall inspect the installation to insure that the services meet or exceed
required specifications.
7. Company may audit Agency weatherization and financial records and inspect the
installations in dwellings of customers receiving services under this program
8. Company shall pay Agency the amount established under the terms of their contract
when provisions of this schedule have been met.
ELECTRIC SERVICE REGULATIONS: Service under this schedule is subject to the
Electric Service Regulations of the Company on file with and approved by the Idaho Public Utilities
Commission, including future applicable amendments and additional regulations prescribed by regulatory
authorities.
Submitted Under Case No. PAC-TAE-26-01
ISSUED: January 29, 2026 EFFECTIVE: July 1,2026