NOTICE DATE: May 13, 2022

NOTICE TYPE: M-B042222-02 Operations

SHORT DESCRIPTION: Implementation Details of NPRR1113

INTENDED AUDIENCE: All Market Participants

DAYS AFFECTED: May 27, 2022

LONG DESCRIPTION: On May 27, 2022, Protocol language associated with Nodal Protocol Revision Request (NPRR) 1113, Clarification of Regulation-Up Schedule for Controllable Load Resources in Ancillary Service Imbalance, will be implemented.

NPRR1113 introduces the following changes to the Settlements System:

Protocol Section 6.7.5, Real-Time Ancillary Service Imbalance Payment or Charge – Updates the definition of RTCLRREGR and RTCLRREG to clarify that the Regulation-Up Schedule from Controllable Load Resources applies only to those Load Resources that are not available to SCED.

ACTION REQUIRED: Impacted Market Participants should implement changes to their shadow Settlement systems to incorporate the Protocol revisions made by NPRR1113.

ADDITIONAL INFORMATION: Pursuant to Nodal Protocol Section 21.6, Nodal Protocol Revision Implementation, ERCOT is required to provide notice as soon as practicable, but no later than ten days prior to implementation.

NPRR1113 and associated documents can be found on the ERCOT website.

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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