Variable Operations and Maintenance Cost Review: Final proposal and draft tariff posted, meeting on 8/20/26

The California ISO (ISO) has posted the final proposal paper and draft tariff language for the 2026 Variable Operations and Maintenance (VOM) Cost Review stakeholder initiative. 

The ISO will host a stakeholder meeting on Aug. 20, 2026, to provide an overview of the final proposal and draft tariff Language and to offer stakeholders an opportunity to provide feedback. Stakeholders are encouraged to review the materials in advance of the meeting. 

The final proposal, draft tariff Language and related meeting materials are available on the 2026 Variable Operations and Maintenance Cost Review process webpage.

Please contact Brenda Marquez at bmarquez@caiso.com or ISOstakeholderaffairs@caiso.com with any questions.