NOTICE DATE:  August 20, 2013           

NOTICE TYPE:  M-B031913-02 NPRR

SHORT DESCRIPTION:  Implementation details for NPRR521, Transitional CRR Auction Capacity Value for Initial Long-Term Auction Sequence

INTENDED AUDIENCE:  CRR Account Holders

DAY AFFECTED:  September 1, 2013

LONG DESCRIPTION:  On September 1, 2013, ERCOT will implement changes associated with NPRR521, Transitional CRR Auction Capacity Value for Initial Long-Term Auction Sequence.  With the completion of the first Congestion Revenue Right (CRR) Long-Term Auction Sequence, the CRR Auction Capacity value for the first six-month window sold in subsequent Long-Term Auction Sequences will transition to 60%. NPRR521had set this value to 70% for initial implementation purposes. The value of 60% will be effective September 1, 2013, and will be in place for the Long-Term Auction Sequence that is scheduled to initiate in October 2013.

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.

NPRR521 and associated documents can be found on the ERCOT website, under Market Rules, at http://www.ercot.com/mktrules/issues/nprr/501-525/521/index.

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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