1.

Antitrust Admonition

R. Stephenson

9:30 a.m.

2.

Approval of TAC Meeting Minutes (Vote)

• March 26, 2015

R. Stephenson

9:35 a.m.

3.

ERCOT Board Update

R. Stephenson

9:40 a.m.

4.

Protocol Revision Subcommittee Report

• Nodal Protocol Revision Requests for Consideration (Vote):

o   NPRR662, Proxy Energy Offer Curves

o   NPRR674, Clarification of Water Supply Rights Documentation

o   NPRR679, ONOPTOUT for RUC Given After the Adjustment Period

o   NPRR680, Allow QSEs to Self-Arrange AS Quantities Greater Than Their AS Obligation - Urgent

o   NPRR681, Clarifications to Dynamic Ratings

o   NPRR682, Changes to Notification Method when ERCOT Intends to Procure Additional Ancillary Services

o   NPRR683, Revision to Available Credit Limit Calculation

o   NPRR686, Changing the IRR Forecast from Next 48 Hours to Next 168 Hours

o   NPRR687, Required Telemetry for Operational Awareness and PDCWG Analysis

o   NPRR688, Black Start Services Testing Clarifications

o   NPRR690, Incorporation of Creditworthiness Standards into Protocols

o   NPRR698, Clarifications to NPRR595, RRS Load Resource Treatment In ORDC -- Urgent

• Other Binding Document List -- Removal of "Credit Formulas and Detail Whitepaper for the Day-Ahead Market" (Vote)
• Maintaining Duplicate EEA Language in Protocols and Operating Guides (Possible Vote)
• Notice of Withdrawals

o   NPRR675, Modifications for ERS Estimates in Calculating Future Planning Reserves

J. Varnell

9:50 a.m.

5.

Revision Requests Previously Tabled by TAC (Vote)

• NPRR668, Updates to Texas SET Implementation Guide Process

R. Stephenson

10:20 a.m.

6.

Reliability and Operations Subcommittee Report (Vote)

• NOGRR142, Phasor Measurement
• PGRR040, Clarification of Water Supply Rights Attestation Obligation

• Recommendation re LCRA/Austin Energy Application for Permanent Site-Specific Exemption from Compliance with ERCOT Nodal Metering Protocols, Section 10.3.2.3 (2) (b) and 10.3.2.3 (5)

J. Firestone

R. Stephenson

10:30 a.m.

7.

Wholesale Market Subcommittee Report

S. Cochran

11:00 a.m.

8.

Retail Market Subcommittee Report

• RMGRR129, Revision to Customer Recission Completion Timeline (Vote)
• Changes to Texas Market Test Plan

K. Scott

11:20 a.m.

9.

Commercial Operations Subcommittee Report

• LPGRR055, Extend Load Profile Model Calendar Inputs to 2030 (Vote)

M. Trenary

11:40 p.m.

10.

Ancillary Service Redesign Update

K. Ragsdale

12:00 p.m.

11.

ERCOT Operations, Planning, and IT Report

• Browser Compatibility Assessment Update

D. Forfia

12:20 p.m.

12.

Other Business

• Rewrite of Protocol Section 20, Alternative Dispute Resolution Procedure
• Market Participant Training
• Update on NPRR638, Revisions to Certain Price Components of EAL

B. Magness

B. Kettlewell

M. Ruane

12:30 p.m.

Adjourn

1:00 p.m.