TAC Meeting by Webex Only

September 23, 2020
09:30 AM


Webex Conference

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

B. Helton

9:30 a.m.


Approval of TAC Meeting Minutes (Vote)

B. Helton

9:35 a.m.


August 26, 2020



TAC/TAC Subcommittee Structural and Procedural Review (Vote)

B. Helton

9:40 a.m.


Alignment of TAC Goals and Approved Revision Requests


Subcommittee/Working Group/Task Force Assessment


Open Action Items



PRS Report (Vote)

M. Henson

10:00 a.m.


NPRR999, DC Tie Ramp Limitations


NPRR1025, Remove Real-Time On-Line Reliability Deployment Price from Ancillary Service Imbalance Calculation – URGENT


NPRR1033, Clarification of Financial Security Interest Payment and Withholding Processes Upon Termination of Market Participant Standard Form Agreement


NPRR1035, DC Tie Schedules Protected Information Expiry and Posting


NPRR1036, Late Payment Enforcement Provisions


NPRR1037, Correction to the Settlement of Switchable Generation Resources (SWGRs) Instructed to Switch to ERCOT


NPRR1038, BESTF-8 Limited Exemption from Reactive Power Requirements for Certain Energy Storage Resources - URGENT


SCR811, Addition of Intra-Hour PhotoVoltaic Power Forecast to GTBD Calculation – URGENT


Notice of Withdrawal - NPRR966, Changes to Support Reactive Power Coordination Tool



Revision Requests Tabled at TAC (Possible Vote)

B. Helton

10:20 a.m.


OBDRR020, RTC – Methodology for Setting Maximum Shadow Prices for Network and Power Balance Constraints



ROS Report (Vote)

K. Bunch

10:25 a.m.


NOGRR214, GMD Measurement Data Reporting


NOGRR218, Removal of Annual Disturbance Monitoring Equipment Database Submission Requirement – URGENT


PGRR077, DC Tie Planning Assumptions


Major Transmission Elements (MTE) List



WMS Report

D. Kee

10:45 a.m.


RMS Report

E. Blakey

11:05 a.m.


Real-Time Cooptimization Task Force (RTCTF) Report

M. Mereness

11:25 a.m.


Battery Energy Storage Task Force (BESTF) Report

K. Ragsdale

11:35 a.m.


Discussion of 2% Rule

K. Ogelman

11:50 p.m.


ERCOT Reports


12:10 p.m.


NPRR902 Implementation Update

J. Levine


Under-Frequency Load Shedding (UFLS) Survey Results

D. Sanchez


Day-Ahead and Real-Time Market Price Correction for Incorrect Transformer Ratings

D. Maggio


Day-Ahead Market Price Correction for Incorrect RAS Modeling



Other Business


12:50 p.m.




1:00 p.m.

Scheduled TAC Meetings