NOTICE DATE: March 23, 2021

NOTICE TYPE: M-A031721-02 Outage – RMTE

SHORT DESCRIPTION: Reminder - Planned Maintenance Outage – Retail Market Test Environment (RMTE)

INTENDED AUDIENCE: ERCOT Market Participants

DAYS AFFECTED: Wednesday, March 24, 2021 08:00 - Saturday, March 27, 2021 23:00

LONG DESCRIPTION: ERCOT will be performing planned maintenance of the Retail Market Test Environment (RMTE) from Wednesday, March 24, 2021 08:00 - Saturday, March 27, 2021 23:00. During the maintenance window, RMTE will be unavailable.

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.

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