NOTICE DATE: December 06, 2023

NOTICE TYPE: R-A110923-03 Outage Retail/Wholesale

SHORT DESCRIPTION: PR423_01 Implementation and Planned Maintenance Outage - Retail

INTENDED AUDIENCE: All Market Participants

DAYS AFFECTED: Sunday, December 10, 2023 from 06:00 to 21:00

LONG DESCRIPTION:  ERCOT will be implementing PR423_01 (Retail Market Information System API) in addition to performing planned maintenance on Sunday, December 10, 2023 from 06:00 to 21:00.  During the outage the following functions will be affected:

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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