NOTICE DATE:  July 19, 2013

NOTICE TYPE:  W-A032213-02 NPRR

SHORT DESCRIPTION:  Implementation details for Phase 2 of NPRR509

INTENDED AUDIENCE:  QSE Settlement personnel

DAY AFFECTED:  August 1, 2013

LONG DESCRIPTION:  On August 1, 2013, ERCOT will implement phase 2 of Nodal Protocol Revision Request (NPRR) 509, Shortened RTM Settlement Timeline. 

NPRR509, which was approved by the ERCOT Board on March 19, 2013, reduces the posting date for the Initial Settlement Statement from nine days after the Operating Day to seven days after the Operating Day, and reduces the posting date of the Final Settlement Statement from the 59th day after the Operating Day to the 57th day after the Operating Day.  Phase one reduced the posting requirement for the Initial Settlement Statement to eight days after the Operating Day, starting with Operating Day April 1, 2013. 

Effective August 1, 2013, Phase 2 will further reduce the posting date for the Initial Settlement Statement from eight days after the Operating Day to seven days after the Operating Day, and will also reduce the posting date of the Final Settlement Statement from the 59th day after the Operating Day to the 57th day after the Operating Day.  The first affected RTM Initial Settlement Statement is for Operating Day August 1, 2013 and will be posted on August 8, 2013. 

Accordingly, ERCOT will un-box the associated language in following Nodal Protocol Sections effective August 1, 2013:

2.1, Definitions

9.5.2, Settlement Statements for the RTM

9.5.4, RTM Initial Statement

9.5.5, RTM Final Statement

In relation to this updated RTM Settlement timeline, the Settlement Calendar has been updated and can be found under Current Information section in

http://www.ercot.com/mktinfo/settlements/.

ADDITIONAL INFORMATION:  Pursuant to 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.

NPRR509 and associated documents can be found on the ERCOT website, under Market Rules, at

http://www.ercot.com/mktrules/issues/nprr/501-525/509/index.

A transition plan presentation can be found on the Communications and Settlements Working Group (CSWG) meeting page at

http://www.ercot.com/content/meetings/cswg/keydocs/2013/0318/NPRR509_transition_plan_phase1_v21.ppt.

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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