20240228Quarterly Report Letter.pdf

Avista Corp.
1411 East Mission P.O. Box 3727 Spokane. Washington 99220-0500 Telephone [phone] Toll Free 800-727-9170

February 28, 2024 Commission Secretary Idaho Public Utilities Commission
11331 W. Chinden Blvd
Bldg 8 Suite 201-A Boise, ID 83714
RE: AVU-E-19-06/AVU-G-19-03
Electric and Natural Gas Fixed Cost Adjustment Mechanism Quarterly Report Attached for filing with the Commission is an electronic copy of Avista’s Electric and Natural Gas
Fixed Cost Adjustment Mechanism Quarterly Report.
The report consists of spreadsheets showing the monthly revenue deferral calculations for October, November, and December 2023. Also included in the report are the monthly general ledger balances resulting from the deferral and amortization activity during the 4th quarter of 2023.

Questions regarding this filing should be directed to Joel Anderson at [phone]. Sincerely,
/s/ Joe Miller

Joe Miller Senior Manager of Rates and Tariffs Enc.
RECEIVED
Wednesday, February 28, 2024 8:33AM
IDAHO PUBLIC
UTILITIES COMMISSION