Market Information System Grid and Market Conditions

TAC Meeting by Webex Only

July 28, 2021
09:30 AM
Teleconference: 877-668-4493
Meeting number: 182 202 5221
Meeting password: #mTN238


TAC Standing Representatives intending to vote should join through Webex and have access to their company email.

  • Submit Alternate Representative or Proxy designations by 3PM no later than one day prior to the meeting
  • An email with a unique validation code will be sent to all TAC Standing Representatives and their designated Alternative Representative
    • To allow validation of your login and ensure your ability to vote in the meeting as a representative of your company, please copy and paste your login given in the email when logging into the WebEx
  • 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
  • All votes will be conducted via roll call
  • Use the Chat function to queue for comments/motions (not Raise Hand or commenting from the phone) – reply to Everyone
  • Log in to Webex 15 minutes prior to the meeting start so that quorum can be established and logins can be validated



Antitrust Admonition

Clif Lange

9:30 a.m.


ERCOT Roadmap Discussion

Brad Jones

9:35 a.m.


Approval of TAC Meeting Minutes (Vote)

Clif Lange

10:00 a.m.


June 23, 2021


June 30, 2021



June Board Update

Clif Lange

10:05 a.m.


Update on Motions for Revision Requests

Ann Boren

10:10 a.m.


Emergency Conditions Issues List Review (Possible Vote)

Clif Lange

10:20 a.m.


Passport Update/Discussion

Matt Mereness

10:35 a.m.


PRS Report (Vote)

Martha Henson

10:45 a.m.


NPRR1079, Day-Ahead Market RRS / ECRS 48-Hour Report Clarification


NPRR1083, Modification of Uplift Allocation Rules to Address Role of Central Counter-Party Clearinghouses – URGENT


NPRR1086, Recovery, Charges, and Settlement for Operating Losses During an LCAP Effective Period – URGENT


SCR815, MarkeTrak Administrative Enhancements - URGENT



Revision Requests Tabled at TAC (Vote)

Clif Lange

11:05 a.m.


OBDRR026, Change Shadow Price Caps to Curves and Remove Shift Factor Threshold


NPRR1073, Market Participant Application Changes - URGENT



RMS Report (Vote)

Jim Lee

11:20 a.m.


RMGRR165, Modify ERCOT Pre-Launch Responsibilities in a Mass Transition



ROS Report (Vote)

Chase Smith

11:40 a.m.


PGRR091, FIS Application Completion 60-Day Limit



WMS Report

Resmi Surendran

12:00 p.m.


ERCOT Reports


12:20 a.m.


Southern Cross Transmission Directive #9, Determination Regarding Modifications to Ancillary Services Whitepaper (Vote)

Nitika Mago


Ancillary Services Changes Update

Jeff Billo   

Listserv Status Update

Jayapal Parakkuth



Other Business


12:55 p.m.


TAC/TAC Subcommittee Structural and Procedural Review

Clif Lange


Update on Resumption of In-Person Stakeholder Meetings

Ann Boren


TAC Procedures


Market Notice M-B071321-01 Real-Time Market Resettlement for Operating Days February 17-19, 2021



Combo Ballot (Vote)

Clif Lange

1:20 p.m.




1:30 p.m.

Scheduled TAC Meetings