1.

K. Gresham

2.

Approval of the May 19, 2005 Meeting Minutes

3.

Urgency Votes
PRR605 - SCE Performance  Monitoring for Combined Cycle Resources

PRR606 - User Security Administrators and Digital Certificates

PRR611 - Reporting of Operation Reserve Capability Under Severe Gas Curtailments

4.

Project Update and Summary of PPL Activity to Date

T. Anderson

5.

TAC and Board Reports

K. Gresham

6.

PRR Voting Items
PRR567 -- Simplified Three Part Bidding for Ancillary Services (FKA Block  Bidding of Ancillary Services)

PRR598 -- Extension of Credit Against OOM Start Up

PRR599 -- Notification for Mismatched Inter-QSE Energy Schedules

PRR600 -- Align BES Bids with Resource Plan Capability and Resource   Schedule

PRR601 -- 15 Minute Ramping for BES and Base Power Schedule

PRR602 - Ancillary Service Obligation for DC Tie Exports

PRR603 - Defaulting QSEs Cost Obligation in Second AS Market

PRR604 - Replacement Reserve Service Bid Cap

PRR605 - SCE Performance  Monitoring for Combined Cycle Resources

PRR606 - User Security Administrators and Digital Certificates

PRR607 - One-Minute Ramp Schedules

7.

Review of Impact Analyses for PRRs Approved at April Meeting
PRR568 -- Change Initial Settlement from 17 days to 10 days

PRR588 -- Testing of Quick Start Units in the Balancing Energy Market

PRR590 -- Update Unit Telemetry Requirement

PRR593 -- Reporting of Net Generation and Load (FKA Behind the "Fence" Reporting of Load)

PRR595 -- ERCOT Protocol Section 10

PRR597 -- Texas Test Plan Team

8.

Prioritization of PRRs Requiring System Changes
PRRs reviewed above

9.

OGRRs
OGRR163 - State Estimator Observability and Redundancy Requirements

OGRR166 - Double Circuit Contingencies

OGRR167 - LaaR Underfrequency Relay Interruption Time

10.

Other Business

11.

Adjourn

12.

Future PRS Meetings

• Monday, June 27, 2005 -- special meeting for project prioritization
• Thursday, July 21, 2005