Docket No:  UG 527 Docket Name:  NW NATURAL ALTERNATIVE RATE MECHANISM Submit Public Comment * This docket is a contested case. See the Internal Operating Guidelines and OAR 860-001 Subject Company:  NORTHWEST NATURAL              See also:  LEAD DOCKET   UG 528 In the Matter of NORTHWEST NATURAL GAS COMPANY, dba NW NATURAL, Application for an Alternative Rate Mechanism, New Schedule 123. Filed by Zachary Kravits. Copies served to Gas Industry List. Filing Date:   Advice No: 25-25       Effective:  10/31/2026 Expiration:  10/30/2026 Status:  PENDING Case Manager:  MADISON BOLTON Phone:  503-508-0722 Email:   madison.bolton@puc.oregon.gov Law Judge:  BRENT COLEMAN Phone:     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) General information about Tariff Filings.

ACTIONS SERVICE LIST SCHEDULE Public Comments Date/Time Event Description 10/31/2026 EFFECTIVE DATE/ STATUTORY DEADLINE 10/30/2026 EXPIRATION DATE 10/21/2026 FINAL ORDER DUE DATE Target Order Date 9/3/2026 1:30:00 PM ORAL ARGUMENTS Details to be provided   Location:   8/27/2026 3:00:00 PM BRIEF DUE NW Natural Closing Brief 8/20/2026 3:00:00 PM BRIEF DUE Staff and Intervenor Closing Briefs 8/13/2026 3:00:00 PM BRIEF DUE All Parties Opening Briefs 7/30/2026 9:30:00 AM HEARING Notice Hearing. Copies served on 7/17/26.   Location:  VIA ZOOM 7/24/2026 3:00:00 PM CROSS EXAMINATION STATEMENT DUE All Parties Cross-examination Statements 7/24/2026 3:00:00 PM TESTIMONY/EXHIBITS DUE Cross-examination Statements 7/24/2026 3:00:00 PM MISCELLANEOUS Motions to Admit Pre-Filed Testimony and Exhibits 7/21/2026 3:00:00 PM MISCELLANEOUS Individual Party Position Statements 7/16/2026 3:00:00 PM ISSUE STATEMENT DUE Joint Issues List 7/14/2026 3:00:00 PM PROTEST/EXCEPTION/OBJECTION DUE Objections to or Request for Hearing 7/14/2026 3:00:00 PM MISCELLANEOUS Procedural Schedule or Request for Prehearing Conference   Location:    -   ,  , OR 6/29/2026 3:00:00 PM STIPULATION DUE Stipulation and Supporting Testimony/Brief 6/18/2026 3:00:00 PM TESTIMONY/EXHIBITS DUE NW Natural Surrebuttal Testimony 6/16/2026 SETTLEMENT CONFERENCE 5/28/2026 3:00:00 PM TESTIMONY/EXHIBITS DUE Staff & Intervenor Rebuttal and Cross-Answer Testimony 5/27/2026 SETTLEMENT CONFERENCE 5/1/2026 SETTLEMENT CONFERENCE 4/29/2026 3:00:00 PM TESTIMONY/EXHIBITS DUE NW Natural Reply Testimony 3/31/2026 SETTLEMENT CONFERENCE 3/18/2026 3:00:00 PM TESTIMONY/EXHIBITS DUE Staff & Intervenor Opening Testimony