Docket No:  ADV 1866 Docket Name:  CASCADE ADVICE NO. 026-03-02 SCHEDULE 31 PUBLIC PURPOSE CHARGE Submit Public Comment Subject Company:  CASCADE NATURAL GAS     Cascade Advice No. O26-03-02 Schedule 31, Public Purpose Charge. The purpose of this filing is to increase Cascade’s Schedule 31, Public Purpose Charge (PPC) from 6.456 percent to 12.271 Filing Date:  3/31/2026 Advice No: O26-03-02    Public Mtg: 4/28/2026    Effective:  5/1/2026 Expiration:   Status:  ALLOWED Case Manager:  CHARLES LOCKWOOD Phone:  503-559-7752 Email:   charles.lockwood@puc.oregon.gov Staff Contact:  NICK SAYEN Phone:  503-510-4355 Email:   nick.sayen@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) General information about Tariff Filings.

ACTIONS SERVICE LIST SCHEDULE Public Comments Sort By Date        Sort By Type Date: 4/28/2026 Action:  OTHER CORRESPONDENCE (ACKN, SVC, LTR)      Description Proof of service of letter 4/28/2026.  Date: 4/28/2026 Action:  ALLOWED (APPROVED) UTILITY FILING      Description Letter sent.   Date: 4/24/2026 Action:  STAFF REPORT      Description Staff Report for the April 28, 2026 Public Meeting (Item No. CA4), by Charles Lockwood.  Date: 4/10/2026 Action:  OTHER FILING/PLEADING      Description Cascade's Affidavit of Michael Parvinen Regarding Schedule 31, Public Purpose Charge.   Date: 3/31/2026 Action:  INITIAL UTILITY FILING      Description Cascade Advice No. O26-03-02 Schedule 31, Public Purpose Charge. The purpose of this filing is to increase Cascade’s Schedule 31, Public Purpose Charge (PPC) from 6.456 percent to 12.271