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WMS Meeting

September 10, 2025
09:30 AM
ERCOT Austin
8000 Metropolis (Building E), Suite 100
Austin, TX 78744
Rooms A and B
Teleconference: 877-668-4493
Meeting number: 2556 820 9970
Meeting password: 3GG@wk4

Comments

WMS Standing Representatives are asked to do the following: 

An email with a unique validation code will be sent to all WMS Standing Representatives and their designated Alternative Representatives

  • If you are participating by Webex, please copy and paste your login given in the email when logging into Webex to allow validation of your login and ensure your ability to vote in the meeting as a representative of your company   
    • If you are using a phone for audio, please associate your phone to your name by using the "Call me" option (easiest) or the "Call in" option and enter your assigned Attendee ID when prompted
  • Log in to Webex 15 minutes prior to the meeting start so that quorum can be established and log ins can be validated
  • Use the Chat function to queue for comments/motions – reply to Everyone

All votes will conducted via roll call.


Agenda


Validation for WMS Standing Representatives

Nathan Gonzales

    9:15 a.m.

   1.

Antitrust Admonition

Blake Holt

    9:30 a.m.

   2.

Agenda Review

Blake Holt


   3.

Approval of WMS Meeting Minutes (Possible Vote)

Blake Holt



  • August 6, 2025



   4.

Technical Advisory Committee (TAC) Update

Blake Holt


   5.

ERCOT Operations and Market Items


    9:45 a.m.

   6.

WMS Revision Requests (Possible Vote)

Blake Holt

  10:00 a.m.


Impact Analysis




  • COPMGRR051, Related to NPRR1264, Creation of a New Energy Attribute Certificate Program




  • SMOGRR031, Related to NPRR1264, Creation of a New Energy Attribute Certificate Program




  • VCMRR043, Related to NPRR1264, Creation of a New Energy Attribute Certificate Program



   7.

New Protocol Revision Subcommittee (PRS) Referrals (Vote)


  10:05 a.m.


  • NPRR1292, Granular Product Type for CRR TOU (CMWG)




  • SCR833, Increase CRR Transaction Capability (CMWG)



   8.

Revision Requests Tabled at PRS and Referred to WMS (Possible Vote)

Blake Holt

  10:30 a.m.


  • NPRR1070, Planning Criteria for GTC Exit Solutions




  • NPRR1235, Dispatchable Reliability Reserve Service as a Stand-Alone Ancillary Service




  • NPRR1275, Expansion of Qualifying Pipeline Definition for Firm Fuel Supply Service in Phase 3




Break


  10:40 a.m.

   9.

Meter Working Group (MWG) (Possible Vote)

Kyle Stuckly

  10:50 a.m.


  • NPRR1263, Remove Accuracy Testing Requirements for CCVTs




  • Move MWG from WMS to ROS



   10.

Congestion Management Working Group (CMWG) (Possible Vote)   

Chenyan Guo

  11:00 a.m.


  • NPRR1255, Introduction of Mitigation of ESRs



  11.

Wholesale Market Working Group (WMWG) (Vote)

Amanda Frazier

  11:10 a.m.


  • NPRR1278, Establishing Advanced Grid Support Service as an Ancillary Service




  • NPRR1284, Guaranteed Reliability Load Process 




  • NPRR1287, Revisions to Outage Coordination 




  • WMWG Scope



  12.

Sunset Market Settlements Working Group Working Group (MSWG) (Vote)

Blake Holt

  11:30 a.m.

  13.

Sunset Resource Cost Working Group (RCWG) (Vote)

Blake Holt

  11:35 a.m.

  14.

Major Transmission Elements (MTE) List (Vote)

Rickey Floyd

  11:40 a.m.

  15.

Supply Analysis Working Group (SAWG) (Possible Vote)

Kevin Hanson

  11:50 a.m.


  • SAWG Scope



  16.

Combo Ballot (Vote)

Blake Holt

  12:00 p.m.

  17.

Other Business

Blake Holt

  12:05 p.m.


  • Review Open Action Items




  • No Report




    • Demand Side Working Group (DSWG)



Adjourn

Blake Holt

 12:15 p.m.

Scheduled WMS Meetings

Key Documents

Sep 10, 2025 - xls - 150 KB
Sep 10, 2025 - doc - 160 KB
Sep 5, 2025 - doc - 202.5 KB
Sep 9, 2025 - pptx - 470.5 KB
Sep 9, 2025 - pptx - 613.9 KB
Sep 5, 2025 - xlsx - 67.8 KB
Sep 8, 2025 - pptx - 40.2 KB
Sep 8, 2025 - pdf - 1 MB
Sep 10, 2025 - zip - 8 MB
Sep 3, 2025 - zip - 5.9 MB

All information is posted as Public in accordance with the ERCOT Websites Content Management Corporate Standard.

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