The California ISO has revised the operating procedures referenced below.

2340 Ancillary Service Availability Validation, version 2.3, effective April 15, 2019.

• Section 1: Changed Interchange Scheduler (IS) to Transmission Dispatcher (TD).
• Section 3.2.1: In tables 1 & 3 changed IS to TD.
• Minor formatting and grammar updates.

2360 Real-Time Generator Forbidden Operating Regions, version 6.2, effective April 15, 2019.

• Section 1: Changed IS to TD.
• Section 3.1: Changed IS to TD.
• Minor format and grammar updates.

 2520 Real-Time and After-the-Fact Check Out, version 8.6, effective April 15, 2019.

• Section 2.2: Changed IS to TD.
• Section 3.2.1: Changed IS to TD and Interchange Scheduler Desk to Transmission Desk.
• Sections 3.2.2, 3.3 and 3.4: Changed Interchange Scheduler Desk to Transmission Desk.
• Replaced Peak RC (Reliability Coordinator) with the RC.
• Minor format and grammar updates.

2540 Interchange Schedule Curtailments, version 6.5, effective April 15, 2019.

• Section 1: Changed Interchange Scheduler Desk to Transmission Desk.
• Section 2.1: Changed IS to TD.
• Section 3.1.1: Combined Interchange Scheduler Desk table with Transmission Desk. table and left under Transmission Desk heading. Former Transmission Desk task is now step 6 in new table. Also changed all instances of IS to TD.
• Section 3.1.2: Combined Interchange Scheduler Desk table with Transmission Desk table and left under Transmission Desk heading. With change Checking Real-Time Contingency Analysis (RTCA) is now step one, and the previous Scheduling Desk tasks are now steps 2-6. Also changed all instances of IS to TD.
• Section 3.3.1: Changed Interchange Scheduling Desk to Transmission Desk and IS to TD.
• Minor format and grammar updates.

2550 Inadvertent Interchange ATEC Payback, version 5.7, effective April 15, 2019

• Section 1: Changed Interchange Scheduling Desk to Transmission Desk.
• Section 3.1: Changed Interchange Scheduling Desk to Transmission Desk and IS to TD. Removed instance of "Transmission Dispatcher" from step 4 and "Transmission Operator" from step 3 of Transmission desk table due to task now being part of the Transmission Desk.
• Section 3.2: Changed Interchange Scheduling Desk to Transmission Desk and removed "Transmission Operator" from the 1st note after step 3 of the Transmission Desk table due to task now being part of the Transmission Desk.
• Replaced Reliability Messaging Tool (RMT) with Reliability Messaging System.

3530I Stranded Load Scheduling - Public Attachment, version 2.1, effective April 16, 2019.

• Added new row, INYO.
• Updated Department of Energy (DOE) - Tracy Load Existing Transmission Contract Calculator (ETCC) Change to 105 MW.

ISO Operating Procedures - http://www.caiso.com/rules/Pages/OperatingProcedures/Default.aspx