RC West Informational Files Published 10/30/25

The California ISO has posted RC Services informational statements to the Market Results Interface – Settlements (MRI-S) and the Secure File Transfer Protocol (SFTP) server on Oct. 30, 2025. The files contain the RC Services billing data volumes for service year 2026 for review, pursuant to ISO tariff section 19.6.

Informational statements can be retrieved in MRI-S by selecting RC Services Informational as the run type and setting the post date to Oct. 30, 2025. The files are available on MRI-S and SFTP for 45 calendar days after publication. All RC customers are advised to download the files for validation purposes and future reference.

Beginning Oct. 31, 2025, each RC Customer responsible for submitting billing data volumes will have 30 calendar days to resubmit if necessary. Volumes submitted as of Nov. 30, 2025, will be used to calculate the RC Services Charge for service year 2026.