1.

R. Comstock

9:30 a.m.

2.

R. Comstock

9:35 a.m.

3.

ERCOT Board Update

R. Comstock

9:40 a.m.

4.

Protocol Revisions Subcommittee Report *

• 2006 System Prioritization Discussion (Possible Vote)*
• Protocol Revision Requests
  • PRR598 -- Charge Against OOM Start Up (FKA Extension of Credit Against OOM Start Up) (Vote)*
  • PRR599 - Notification for Mismatched Inter-QSE Energy Schedules (Vote)*
  • PRR600 -  Align BES Bids with Resource Plan Capability and Resource   Schedule (Vote)*
  • PRR601 - 15 Minute Ramping for BES and Base Power Schedule - requires prioritization (Vote)*
  • PRR603 - Defaulting QSEs Cost Obligation in Second AS Market (Vote)*
  • PRR604 -- Replacement Reserve Service Bid Cap (Vote)*
  • PRR614 -- Balancing Bids for Replacement Capacity -- URGENT (Vote)*

K. Gresham

9:50 a.m.

5.

Retail Market Subcommittee Report*

• RMGRR 023 -- Inadvertent Gain Process (Vote)*
• Residential Survey -- Go/No-Go Resolution (Vote)*

T. Weathersbee

11:00 a.m.

6.

Commercial Operations Subcommittee Report*

• SCR 743 -- Settlement Dispute Extracts (Vote)*
• COPS Procedures (Vote)*

BJ Flowers

11:15 a.m.

7.

Reliability and Operations Subcommittee Report*

• SCR 744 -- Outage Scheduler View Only Access (Vote)*
• OGRR 163 -- State Estimator Observability and Redundancy Requirements (Vote)*
• OGRR 166 -- Double Circuit Contingencies (Vote)*
• OGRR 167 -- LaaR Under-Frequency Relay Interruption Time (Vote)*

R. Keetch

11:30 a.m.

Lunch

12:00 p.m.

8.

Wholesale Market Subcommittee Report*

B. Helton

1:00 p.m.

9.

Market Participant Default -- Joint RMS/WMS Taskforce Update

• Short Term Recommendations (Vote)*

K. Hobbs

1:15 p.m.

10.

Texas Nodal Team Monthly Update*

B. Bojorquez

1:45 p.m.

11.

Operations Update*

S. Jones

2:15 p.m.

12.

Update on NERC’s Vegetation Management Standard

M. Boone/J. Schechter

2:45 p.m.

13.

Potomac Recommendations Monthly Update*

N. Lopez

3:15 p.m.

14.

Other Business

R. Comstock

3:30 p.m.

15.

Adjourn

R. Comstock

4:00 p.m.

16.

Future TAC Meetings

• September 8, 2005
• October 6, 2005