Docket No:  UM 2277 Docket Name:  AVISTA NATURAL GAS BOOK DEPRECIATION RATES AND DEFERRED ACCOUNTING Submit Public Comment * This docket is a contested case. See the Internal Operating Guidelines and OAR 860-001 Subject Company:  AVISTA UTILITIES     In the Matter of AVISTA CORPORATION dba AVISTA UTILITIES, Request for Authority to Revise Natural Gas Book Depreciation Rates and Deferred Accounting. Filed by Patrick D. Ehrbar. Sent to Gas Industry List. Filing Date:  2/22/2023       Order:  23-318 Order Signed:  8/28/2023   Email Service List (semi-colon delimited)      Email Service List (comma delimited)   If you experience problems with the above 'Email Service List' links, please try one of these: Service List Popup (semi-colon delimited)     Service List Popup (comma delimited)

ACTIONS SERVICE LIST SCHEDULE Public Comments C=Confidential HC=Highly Confidential Sort by Last Name      Sort by Party Name AVISTA           PATRICK EHRBAR       AVISTA UTILITIES PO BOX 3727 SPOKANE WA 99220-3727 patrick.ehrbar@avistacorp.com         DAVID J MEYER       AVISTA CORPORATION PO BOX 3727 SPOKANE WA 99220-3727 david.meyer@avistacorp.com AWEC           BRADLEY MULLINS       MW ANALYTICS, ENERGY & UTILITIES LUMMINTIE 13 OULU FI-90460 brmullins@mwanalytics.com         CHAD M STOKES       CABLE HUSTON LLP 1455 SW BROADWAY STE 1500 PORTLAND OR 97201 cstokes@cablehuston.com STAFF           MING PENG       PUBLIC UTILITY COMMISSION OF OREGON PO BOX 1088 SALEM OR 97308-1088 ming.peng@puc.oregon.gov         JOHANNA RIEMENSCHNEIDER       Oregon Department of Justice BUSINESS ACTIVITIES SECTION 1162 COURT ST NE SALEM OR 97301-4796 johanna.riemenschneider@doj.state.or.us