The California ISO has revised the operating procedures referenced below.

2720 Market Disruption - EIM, version 3.1, effective March 16, 2020.

Section 3.3 Updates: Pulled "Planned Event" out of the task table for visibility.

Updated ISO Client Services, Step 3.

Added "Unplanned Event" and Task tables for Energy Imbalance Market (EIM) Entity Balancing Authority, ISO Real-Time Market Desk and ISO Market Engineering Support (MES).

Added section and steps for a real time Market Disruption

Added note regarding MES confirmation.

Minor updates to EIM Market Interruption Tables.

Update to ISO Real-Time Market Desk, Step 2, Bullet 1.