This initiative will address the California ISO’s compliance with FERC Order No. 881 in establishing new transmission line rating requirements.
| Proposal Development | Decision | Implementation | Completed/Closed | |
|---|---|---|---|---|
| Phase 2 |
Apr 30, 2025 FERC approval of implementation delay (ER22-2362)
Jun 16, 2023 Compliance Filing (ER22-2362) |
Nov 09, 2026 Comments due
Implementation milestones
track 1 - Apr 01, 2024 track 2 - Q4 2024 track 3 - targeted Apr 1, 2027 |
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| Phase 1 |
Jun 23, 2022 Revised draft tariff language posted
|
Apr 20, 2023 FERC approval (ER22-2362)
Jul 12, 2022 Compliance filing (ER22-2362) |
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Through Phase 2 of this initiative, the ISO will coordinate with participating transmission owners, WEIM entities, market participants, and RC West customers to address implementation issues and milestones associated with new transmission line rating requirements under Order No. 881.
This initiative will address the California ISO’s compliance with FERC Order No. 881 in establishing new transmission line rating requirements.