Notification of new ISO Market Operations operating procedure MO1710

The California ISO (ISO) has posted the operating procedure referenced below (See Draft and future operating procedures) for your review through Oct. 2, 2026.

MO1710 Market Disruption - Day-Ahead market Failure and Suspension, version 1.0, effective Oct. 7, 2026.

New Market Operator procedure created and issued.

Please provide questions or comments to the CAISO Procedure Control Desk at ProcedureControl@caiso.com no later than October 2, 2026.

The ISO and RC West operating procedures are available on the Operating Procedures webpage.

Please contact the CAISO/RC West Procedure Control Desk at ProcedureControl@caiso.com with any questions.