20230928Final Approved Tariff.pdf

Twenty-Fifth Revision Sheet 66 Canceling
I.P.U.C. No.28 Twenty-Fourth Revision Sheet 66

AVISTA CORPORATION
d/b/a Avista Utilities
Issued July 31, 2023 Effective October 1, 2023
Issued by Avista Utilities By Patrick Ehrbar – Director of Regulatory Affairs

SCHEDULE 66

TEMPORARY POWER COST ADJUSTMENT - IDAHO

APPLICABLE:
To Customers in the State of Idaho where the Company has electric service
available. This Power Cost Adjustment shall be applicable to all retail customers for
charges for electric energy sold. This Rate Adjustment is designed to recover or
rebate a portion of the difference between actual and allowed net power supply costs.

MONTHLY RATE:
The energy charges of electric Schedules 1, 11, 12, 21, 22, 25, 25P, 31, 32, and
41-49 are to be increased by 0.499¢ per kilowatt-hour in all blocks of these rate
schedules.

SPECIAL TERMS AND CONDITIONS:

The rates set forth under this Schedule are subject to periodic review and
adjustment by the IPUC based on the actual balance of deferred power costs.

Service under this schedule is subject to the Rules and Regulations contained
in this tariff.

The above Rate is subject to increases as set forth in Tax Adjustment
Schedule 58.

IDAHO PUBLIC UTILITIES COMMISSIONApproved EffectiveSept. 28, 2023 Oct. 1, 2023 Per ON 35937 Jan Noriyuki Secretary