Docket No:  UG 529 Docket Name:  AVISTA ADVICE NO. 26-02-G 2026 PGAS Submit Public Comment Subject Company:  AVISTA UTILITIES     In the Matter of AVISTA CORPORATION dba AVISTA UTILITIES, 2026 Annual Natural Gas Cost Adjustment Filing. Filed by Athena Allen. Copies served to Gas List. Filing Date:   Advice No: 26-02-G       Effective:  10/31/2026 Expiration:   Status:  PENDING Case Manager:  ANNA KIM Phone:  971-239-2887 Email:   anna.kim@puc.oregon.gov Staff Contact:  ZHUOYI ZHAO Phone:   Email:   zhuoyi.zhao@puc.oregon.gov 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 Sort By Date        Sort By Type Date: 8/18/2026 Action:  HUDDLE REQUEST      Description CUB's Request for Huddle Access, filed by Lizzie Lesch-Abhaya.   Date: 8/18/2026 Action:  GPO SIGNATORY PAGE      Description CUB's Signatory Page related to General Protective Order No. 23-132, filed by Claire Valentine-Fossum. Persons qualified under Paragraph 10: Claire Valentine-Fossum, Bob Jenks, Jennifer Hill-Hart, Sarah Wochele, Ryan Tran, Sharif Morton, Emily Dougan, and Lizzie Lesch-Abhaya.   Date: 8/18/2026 Action:  CUB NOTICE OF INTERVENTION      Description CUB's Notice of Intervention, with contacts of Claire Valentine-Fossum, Bob Jenks, and Emily Dougan. Filed by Claire Valentine-Fossum.   Date: 8/5/2026 Action:  SERVICE LIST CHANGE      Description CUB's Request to update Service List to add Bob Jenks, Emily Dougan, Lizzie Lesch-Abhaya as Interested Parties; filed by Lizzie Lesch-Abhaya.   Date: 7/31/2026 Action:  GPO SIGNATORY PAGE      Description Avista's List of Signatories related to General Protective Order No. 23-132. Persons qualified thereunder: Pat Ehrbar, Shawn Bonfield, Joe Miller, Marcus Garbarino, and Athena Allen. See 7/31/26 Notice.   Date: 7/31/2026 Action:  NOTICE      Description Avista's Notice of Use of General Protective Order No. 23-132. Filed by Athena Allen.   Date: 7/31/2026 Action:  INITIAL UTILITY FILING      Description In the Matter of AVISTA CORPORATION dba AVISTA UTILITIES, 2026 Annual Natural Gas Cost Adjustment Filing. Filed by Athena Allen. Copies served to Gas List.