*******TEXAS NODAL MARKET NOTICE*******

NOTICE DATE:  November 17, 2010

NOTICE TYPE:  General

SHORT DESCRIPTION:  Unboxing of certain grey-boxed language in various Market Guides in preparation of full Nodal Market operations on Operating Day December 1, 2010

INTENDED AUDIENCE:  ERCOT Market Participants

DAY AFFECTED:  Operating Day December 1, 2010

LONG DESCRIPTION:  Given the ERCOT, TAC and ERCOT Board certifications for the full Nodal Market to begin on Operating Day December 1, 2010, this Notice is to alert Market Participants of certain grey boxes within the market guides that will be unboxed for Operating Day December 1, 2010. 

Guide	Revision Request #	Revision Request Name	Section #
Retail Market Guide	RMGRR085	Revisions for Texas Nodal Market Implementation (Part 2) and Synchronization with PRR821	3.1(3)-(4), Introduction
Settlement Metering Operating Guide	SMOGRR008	Revisions for Texas Nodal Market Implementation and Synchronization with PRR821	10.1(3), Introduction 10.3(3), Metering Working Group
Competitive Metering Guide	CMGRR011	Revisions for Texas Nodal Market Implementation and Synchronization with PRR821	17.1(3), Introduction 17.3(3), Retail Metering Working Group
Planning Guide	PGRR001	Planning Guide – Section 2, Process for Planning Guide Revision	2.1(3), Introduction 2.3(3), Planning Working Group 2.4.10(7), Technical Advisory Committee Vote
Commercial Operations  Market Guide	COPMGRR019	Revisions for Texas Nodal Market Implementation and Synchronization with PRR821, Update of Section 21, Process for Protocol Revision	2, Definitions and Acronyms 4.1(3), Introduction 4.3(3), Commercial Operations Subcommittee Communications Working Group Appendix A, Market Notice Communication Process
Commercial Operations  Market Guide	COPMGRRs 015 and 017	Creating Section 8, ERCOT Settlement and Invoice Process; and Creating Subsection 8.2, Settlement Statements and Invoices	8, ERCOT Settlement and Invoice Process 8.1, Invoice Process 8.1.1, Overview 8.1.2, Types of Ad Hoc Invoices 8.1.3, Method of Communication 8.1.4, Timing of Communication 8.1.5, Content of Communication 8.1.6, Market Participants 8.2, Settlement Statements and Invoices 8.2.1, Congestion Revenue Rights (CRR) Settlement Invoices 8.2.1.1, CRR Auction Award Invoices
Commercial Operations  Market Guide	COPMGRR020	Creating Subsection 10.3, Unregistered Distributed Generation Reports	10.3, Unregistered Distributed Generation Reports 10.3.1, Reporting Requirements for Non Opt-In Entities 10.3.2, Reporting Requirements for Competitive Areas 10.3.3, Reporting Requirements for ERCOT
Commercial Operations  Market Guide	COPMGRRs 012 and 019	Creating Section 11, Disputes and Data Extract Variances and Revisions for Texas Nodal Market Implementation; and Synchronization with PRR821, Update of Section 21, Process for Protocol Revision	11.1, ERCOT Disputes 11.1.1, Overview 11.1.2, Settlement Calendar 11.1.3, Dispute Access 11.1.4, Dispute Items 11.1.5, Valid Dispute Statuses and Resolutions 11.1.6, Dispute Reporting
Load Profiling Guide	LPGRR038	Revisions for Texas Nodal Market Implementation and Synchronization with PRR821, Update of Section 21, Process for Protocol Revision and General Clean Up (formerly “Revisions for Texas Nodal Market Implementation and Synchronization with PRR821, Update of Section 21, Process for Protocol Revision”)	2.1(3), Introduction 2.3(3), Profiling Working Group 6.1(1), Introduction 7.3(5), Timeline for Processing a Load Profiling Methodology Change Request 8(1), Load Profile Models 8.9.1, Timeline Prior to Implementing a Load Profile Change 12.4(2) and (7), Process Timing for Requesting Changes 12.7(3), Costs for Profile Segment Changes
Load Profiling Guide	LPGRR039	Revisions for Texas Nodal Market Implementation Part Two and General Clean Up (formerly “Revisions for Texas Nodal Market Implementation Part Two”)	15(1), Load Research Samples 15.2, ERCOT Samples 17.5(2), Metering for Supplemental Load Profiling

ADDITIONAL INFORMATION: The above referenced guides and guide revision requests can be accessed on the ERCOT Website at http://www.ercot.com/mktrules/guides/.

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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