NOTICE DATE:  April 10, 2019

NOTICE TYPE:  M-A041019-01 Operations

SHORT DESCRIPTION:  Update to Market Submission Validation Rules

INTENDED AUDIENCE:  Qualified Scheduling Entities

DAY AFFECTED:  April 11, 2019

LONG DESCRIPTION:  Beginning on April 11, 2019, ERCOT will impose a 2,500 Point-to-Point (PTP) Obligation bid limit per Qualified Scheduling Entity (QSE) due to regular exceedance of internal software constraints on PTP Obligation bids. This limit will apply starting with the Day-Ahead Market run for Operating Day April 12, 2019, and will be applied after 10:00 a.m. in the Day-Ahead, as described in the Market Submission Validation Rules report (EMIL ID NP4-450, report ID 11457) posted on the Day-Ahead Market page of the Market Information System (MIS).

ADDITIONAL INFORMATION:  System Change Request (SCR) 798, PTP Obligation Bid ID Limit, was approved by the ERCOT Board on April 9, 2019.  When SCR798 is implemented, the 2,500 PTP Obligation bid limit will become part of the regular bid validation process that occurs at the time of submission. SCR798 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 ClientServices@ercot.com.

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sa/mm