December 16, 2013

2 Annual Validation Completed for 2013 PWG COPS update 12/16/13 Date Residential Annual Validation Task ListStatus 07/19/2013 ERCOT to provide list of ESI IDs to TDSPsComplete 08/02/2013 TDSPs to provide finalized list of ESI IDs to ERCOTComplete 08/09/2013 Market Notice announcing lists are available to CR of recordComplete 09/06/2013 TDSPs to begin submitting 814_20 transactionsComplete 10/18/2013 TDSPs to complete submissions of all 814_20 transactionsComplete 11/01/2013 ERCOT to review database for expected changesComplete Date Business Annual Validation Task ListStatus 08/20/2013 ERCOT to provide list of ESI IDs to TDSPsComplete 08/27/2013 TDSPs to provide finalized list of ESI IDs to ERCOTComplete 10/01/2013 Market Notice announcing lists are available to CR of recordComplete 10/01/2013 TDSPs to begin submitting 814_20 transactionsComplete 11/22/2013 TDSPs to complete submissions of all 814_20 transactionsComplete 12/06/2013 ERCOT to review database for expected changesComplete 12/06/2013 All TDSPs have submitted at least 99% of changesComplete

3 AMS vs IDR meters PWG COPS update 12/16/13

4 AMS vs IDR meters PWG COPS update 12/16/13

5 APPENDIX: slides Questions? PWG COPS update 12/16/13

6 Responses to Action Items from the 10/29 Call PWG COPS update 12/16/13

7 Responses to Action Items from the 10/29 Call PWG COPS update 12/16/13

8 Competitive BUSIDRRQ – Initial vs. Final Percent Difference = (Total Initial – Total Final) / Total Final PWG COPS update 12/16/13

9 Competitive BUSIDRRQ – Initial vs. Final PWG COPS update 12/16/13