The California ISO has posted North American Electric Reliability Corporation/Western Electricity Coordinating Council (NERC/WECC) information files to the Market Results Interface - Settlements (MRI-S) and the Secure File Transfer Protocol (SFTP) server on June 7, 2021. The files contain the NERC/WECC metered demand for assessment year 2022 for scheduling coordinator (SC) review, pursuant to ISO tariff section 11.20.4(a).

Information files can be retrieved in MRI-S by selecting NERC WECC INFO as the run type and setting the post date to 06/07/2021. The files are available on MRI-S and SFTP for 45 calendar days after publication. Scheduling coordinators (SCs) are advised to download the files for validation purposes and future reference.

2020 NERC/WECC metered demand is the summation of monthly NERC/WECC metered demand quantities published previously in the T+9M recalculation statements for January 2020 through August 2020, and T+55B recalculation statements for September 2020 through December 2020. Details regarding assessment of Charge Code 6490 NERC/WECC Charge are provided in the business process manual (BPM) configuration guide available at http://bpmcm.caiso.com/Pages/SnBBPMDetails.aspx?BPM=Settlements%20and%20Billing.

The NERC/WECC information files combined with this market notice shall serve as written notification of each SC's NERC/WECC metered demand for 2020.

Beginning June 7, 2021, each SC will have 60 calendar days to raise any disputes concerning the data calculation.