NOTICE DATE:  May 13, 2024


SHORT DESCRIPTION: Reminder of NPRR1186 Specification Documents posted and MOTE Testing

INTENDED AUDIENCE: Qualified Scheduling Entities

DAYS AFFECTED: May 20, 2024

LONG DESCRIPTION: In reference to M-A041524-01, this is a reminder that the Market Operations Test Environment (MOTE) will be available for testing the new Current Operating Plan (COP) changes related to Nodal Protocol Revision Request (NPRR) 1186, Improvements Prior to the RTC+B Project for Better ESR State of Charge (SOC) Awareness, Accounting, and Monitoring, on May 20, 2024. ERCOT will send a follow up Market Notice when MOTE is available with these changes. 

ACTION REQUIRED: QSEs with ESRs in their fleet may test submitting the new COP fields thru the MMS UI and/or API. MOTE MMS UI can be accessed thru Market Testing Environment (  The XSD changes can be found at the following link, ESR_SOC_DRAFT

CONTACT: If you have any questions, please contact your ERCOT Account Manager. You may also call the general ERCOT Client Services phone number at (512) 248-3900 or contact ERCOT Client Services via email at [log in to unmask].

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