Retail Market Subcommittee Update to COPS Kathy Scott February 12,

2014 RMS Leadership 2014 Leadership Nominated by RMS January 10, 2014 and Confirmed by TAC on January 28, 2014: ◦ Kathy Scott – Chair (CenterPoint Energy) ◦ Rob Bevill – Vice Chair (Reliant/NRG) February 12, 2014RMS Update to COPS2

2014 WG Leadership Confirmed by RMS Advanced Metering Working Group ◦ Esther Kent Co- Chair - CenterPoint Energy ◦ John Schatz Co-Chair - TXU Energy Texas SET Working Group ◦ Diana Rehfeldt Chair - TNMP ◦ Kyle Patrick Vice Chair - Reliant/NRG Texas Data Transport Working Group ◦ Isabelle Durham Chair - CenterPoint Energy ◦ Gricelda Calzada Vice Chair - AEP Services ◦ Monica Jones Vice Chair - Reliant/NRG February 12, 2014RMS Update to COPS3

2014 TF Leadership Confirmed by RMS MarkeTrak Taskforce ◦ Monica Jones Co-Chair - Reliant NRG ◦ Carolyn Reed Co-Chair - CenterPoint Energy ◦ Sheri Wiegand Co Chair - TXU Energy Sharyland Transition Taskforce ◦ BJ Flowers Co-Chair - Sharyland Utilities ◦ John Schatz Co-Chair - TXU Energy ◦ Kathy Scott Co-Chair - CenterPoint Energy February 12, 2014RMS Update to COPS4

RMS and TAC Approved Voting Items Retail Market Guide Revision Requests (RMGRR) Unanimously Approved by both RMS and TAC: ◦ RMGRR116, Updates to the Process for Acquisition Transfer Events ◦ RMGRR118, Customer Chooses to Receive Non- Standard Metering Services  Supports PUCT Project and creates PUCT ◦ RMGRR119, Texas SET language clarifications Note: All these revisions were effective on 2/1/14, Retail Market Guide (RMG) updates are posted on ERCOT.com at: February 12, 2014RMS Update to COPS5

NPRR Status Report NPRR583, Validates CSA Bypass Code in a Move- Out Request is From Current CSA CR (Vote) ◦ This Nodal Protocol Revision Request (NPRR) requires ERCOT to validate that the Competitive Retailer (CR) submitting an 814_24, Move-Out Request containing the Continuous Service Agreement (CSA) bypass code, is also the current CSA CR. ◦ 12/18/13 and 12/19 NPRR583 endorsed by RMS and PRS approved 01/10/14 – NPRR583 RMS Impact Analysis Review/Vote:  Between $80k and $90k  Estimated Project duration – 4-6 months – No impacts to ERCOT staffing, business functions, grid operations, and practices  NPRR583 was unanimously endorsed by RMS with a Priority of 2014 and Rank of ◦ 01/16/14 – PRS agreed to Table NPRR583 to allow feedback from ERCOT on occurrences and whether the incorrect use of the CSA bypass code violates PUCT Rules or the ERCOT Protocols. February 12, 2014RMS Update to COPS6

SCR Status Report SCR776, Retail Data Transport Upgrade to NAESB EDM v2.2 (Vote)  This System Change Request (SCR) will upgrade North American Energy Standards Board (NAESB) Electronic Delivery Mechanism (EDM) from v1.6 to v2.2, providing ERCOT and Market Participants the ability to support NAESB EDM specified digital signature as well as retail file data identification in compliance with NAESB EDM v2.2.  Strengthens data security and increases efficiency in identifying data for retail file transmissions, such as:  11/20/13 and 11/21/13- RMS endorsed and PRS approved ◦ 01/10/14 – SCR776 Impact Analysis Review/Vote:  Between $400k and $500k  RMS Unanimously endorsed that PRS “TABLE” SCR776 to allow time for RMS to discuss project’s benefits and implementation options that may reduce cost  TDTWG has been assigned this action item from RMS.  01/16/14 –PRS Unanimously agreed to “TABLE” SCR776 February 12, 2014RMS Update to COPS7

Working Group Updates Advanced Metering Working Group (AMWG): ◦ 3 rd Party Letter of Authorization (LOA) functionality on Smart Meter Texas still scheduled for 2014 Q4 implementation  SMT Team accepting volunteers from the Market for 3 rd Party LOA- API Testing contact:  Posting of High Level Project Plan along with other documents will be posted on ERCOT.com under AMWG’s Key Documents main page: ◦ TDSP’s AMS Install Status Report:  AEP – approx. 97.5% complete: 1,000,000 as of  TNMP – approx. 55% complete: 125,789 as of  Oncor – 100% complete: 3,262,864 as of  CNP – 100% complete: 2,283,012 as of  Total Number of AMS Meters Installed: 6,671,665 February 12, 2014RMS Update to COPS8

Working Group Updates TX SET Working Group: ◦ Mass Transition Update :  Volume limitations are still being discussed to determine if additional options are available to increase ESI ID throughput volumes higher than 75,000 ESI IDs per day  Discussions concerning 2-Calendar Days vs. 1-Calendar Day for the Mass Transition Requested Date concluded:  2-Calendar Days complies with PUCT Subst. Rule 25.43(o) “REP obligations in a transition of customers to POLR service” – Item (16) that states:  “ In a mass transition event, the ERCOT initiated transactions shall request an out-of-cycle meter read for the associated ESI IDs for a date two calendar days after the calendar date ERCOT initiates such transactions to the TDU”  TX SET’s Consensus: The MORE time Gaining REPs have to prepare to receive these ESI IDs lessens the RISK the market may experience post mass transition event completion. ◦ Market Flight Testing review continues to determine if efficiencies can be achieved for future test flights February 12, 2014RMS Update to COPS9

Taskforce Updates Sharyland Transition Taskforce (STTF):  Rate Case Update  SU transition settlement was Approved by the PUCT during the January 23, 2014 Open Meeting.  SU new compliance Tariff’s already submitted to PUCT.  New SU territory transition on schedule to start on May 1st  CR Offers already posting to PUCT’s Power to Choose website for new SU service territory.  SU CR Reception and Workshop scheduled February 18-19, 2014 at Hyatt Regency Reunion Tower Dallas  Educational Public Meetings scheduled for:  February 24, 2014 – Stanton 3:30 PM – 7:30 PM  February 25, 2014 – Colorado City 3:30 PM – 7:30 PM  February 27, 2014 – Brady 3:30 PM – 7:30 PM  March 3, 2014 – Midland 3:30 PM – 7:30 PM  March 6, 2014 – Celeste 3:30 PM – 7:30 PM February 12, 2014RMS Update to COPS10

Taskforce Updates MarkeTrak Taskforce (MTTF): ◦ Project 010_03 SCR756 Part B  Identifying sections in the Marketrak User’s Guide that will need to be updated to include new system design and functionality  Planning Market Training sessions in May 2014  Implementation Planned for end of June 2014  System Stabilization 4-6 Weeks  Planning to conduct Project Lesson Learned session  RMS will plan to sunset the MarkeTrak Taskforce by end of year February 12, 2014RMS Update COPS11

Additional Meeting Updates Smart Meter Texas Development Oversight (SMT DO) conducting monthly Web conferences for 2014 on: ◦ Friday, February 28 th 10 AM – 11:00 AM (tentative) ◦ Friday, March 21 th 10AM – 11: 00 AM ◦ Friday, April 25 th 10AM – 11:00 AM ◦ Friday, May 23 rd 10AM – 11:00 AM ◦ Friday, June 20 th 10AM – 11:00 AM February 12, 2014RMS Update to COPS12

Other RMS Business: Inadvertent Gain Update: ◦ Compared to prior months, ERCOT’s January 2014 report continue to show a decline in the total number of IAG occurrences. February 12, 2014RMS Update to COPS13

Other RMS Business: PUCT Staff Training: ◦ RMS Leadership will be reaching out to PUCT Staff and offering a Retail Market 101 Training for PUCT Staff and other MPs that may be interested. ◦ RMS Leadership will solicit RMS for their participation and requesting RMS input on agenda topics and training material over the next couple of months. Planning will begin next month. Save the Date: ◦ CenterPoint Energy’s CR Workshop for 2014 planned for Wednesday, April 30 th in Houston. February 12, 2014RMS Update to COPS14

Questions? 15February 12, 2014RMS Update to COPS