Northwest Natural Gas - Climate Commitment Act Recovery Mechanism Tariff Revision
Summary
The Washington Utilities & Transportation Commission (UTC) is reviewing a tariff revision filed by Northwest Natural Gas Company (NW Natural) for its Schedule 308, Washington Climate Commitment Act Recovery Mechanism. The filing, docketed as UG-260133, seeks approval to update the mechanism used to recover costs associated with purchasing allowances and decarbonization efforts required by the Climate Commitment Act.
What changed
Northwest Natural Gas Company has filed a tariff revision (Advice 26-02, Docket UG-260133) with the Washington Utilities & Transportation Commission (UTC) to update Schedule 308, the Washington Climate Commitment Act (CCA) Recovery Mechanism. This revision aims to allow NW Natural to recover costs incurred from purchasing allowances and implementing decarbonization efforts mandated by the CCA. The filing is currently pending approval.
Compliance officers at NW Natural should monitor the status of docket UG-260133, as the UTC's approval is required for the tariff revision to take effect on May 1, 2026. While this is a cost recovery mechanism for the company, it directly impacts customer rates and environmental compliance obligations. The UTC's decision will determine the approved cost recovery for CCA compliance activities.
What to do next
- Monitor docket UG-260133 for UTC approval status.
- Prepare for potential rate adjustments based on approved CCA cost recovery.
Source document (simplified)
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- UTC Case Docket Detail Page # UTC Case Docket Details
Docket Number 260133
| Docket Number | UG-260133 |
| --- | --- |
| Advice | 26-02 |
| Company | Northwest Natural Gas Company |
| DBA | NW Natural |
| Filing Type | Tariff Revision |
| Industry (Code) | Natural Gas (150) |
| Status | Pending |
| Lead Staff | Sorrells, Sylvana (UTC) |
| Filed Date | 02/27/2026 |
| Effective Date | 05/01/2026 |
| Summary | Revises Tariff WN U-6, the purpose of this filing is to request that the Washington Utilities & Transportation Commission (Commission) approve updates to Schedule 308, Washington Climate Commitment Act Recovery Mechanism. Schedule 308 permits NW Natural to recover the costs associated with purchasing allowances and decarbonization efforts to comply with the Climate Commitment Act (CCA). |
Event History
- 04/30/2026 -- Open Meeting
- 03/03/2026 -- Pending
- 03/03/2026 -- Open
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