NOTICE DATE: January 21, 2022

NOTICE TYPE: M-A012122-01 NPRR

SHORT DESCRIPTION: Implementation Details of NPRR1005, NOGRR210 and RRGRR025

INTENDED AUDIENCE: All Market Participants

DAY AFFECTED: February 1, 2022

LONG DESCRIPTION: On February 1, 2022, Protocol, Nodal Operating Guide, and Resource Registration Glossary language associated with the following revision requests will be implemented:

• Nodal Protocol Revision Request (NPRR) 1005, Clarify Definition of Point of Interconnection (POI) and Add Definition Point of Interconnection Bus (POIB);
• Nodal Operating Guide Revision Request (NOGRR) 210, Related to NPRR1005, Clarify Definition of Point of Interconnection (POI) and Add Definition Point of Interconnection Bus (POIB); and
• Resource Registration Glossary Revision Requests (RRGRR) 025, Related to NPRR1005, Clarify Definition of Point of Interconnection (POI) and Add Definition Point of Interconnection Bus (POIB)

NPRR1005, and associated NOGRR 210 and RRGRR 025, revise the definition of Point of Interconnection (POI) to refer to any physical location where a Generation Entity's Facilities connect to a Transmission Service Provider's (TSP's) Facilities and removes references to Load interconnections. It also introduces a new term "Point of Interconnection Bus (POIB)" to refer to the Electrical Bus in the substation that is closest to the Generation Resource's POI, or any electrically equivalent Electrical Bus in the substation, for each TSP-owned substation to which the Generation Resource interconnects.

ADDITIONAL INFORMATION:  Pursuant to Nodal Protocol Section 21.6, Nodal Protocol Revision Implementation, Nodal Operating Guide Section 1.3.5, Nodal Operating Guide Revision Implementation, and Resource Registration Glossary Section 1.2.5, Resource Registration Glossary Revision Implementation, ERCOT is required to provide notice as soon as practicable, but no later than ten days prior to implementation.

NPRR1005, NOGRR210, and RRGRR025 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].

If you are receiving email from a public ERCOT distribution list that you no longer wish to receive, please follow this link in order to unsubscribe from this list: http://lists.ercot.com.

dg/mm