1

Status of True-up Settlements

SeptOct

NovDec

JanFeb

MarApr

MayJun

JulAug

SepOct

NovDec

20032004

April 26, 2003

Date we expect to be back to six month after the trade day True-Up

Settlements if current pace of True-ups continue

January 15, 2002

247 re-settlements performed to date

154 operating days in 2001

93 operating days in 2002(Current True-up Operating Day April 03, 2002)

December 29, 2003

Date we expect to be back to six month after the trade day True-Up Settlements

Contingent on April 01, 2003 re-start of true-up for 01-01-2002

2

RMS Resolution from 12-18-2002

Upon TAC approval, suspend further True-up settlements for 2002 .

True-up resettlement (starting with January 1, 2002) will commence April 1,2003 or upon completion of the criteria below; whichever occurs first. Any discrepancies after the deadline must be accepted by all parties. Progress toward completion criteria will be reviewed at each RMS meeting.

1. Develop functionality and provide data extract as defined in SCR 727. RMS places a High-High project approval/priority to SCR 727.

2. Market Synchronization project priorities 1 through 6, including “TDSP as LSE” clean-up and DART/QRE defined issues, must be 95% complete by all Market Participants based upon Market Sync Reporting Tool .

3. Outstanding QRE issues documented by ERCOT as of 12/16/02 be 95% complete. (“In Progress” and “In Analysis” as reported to RMS 12-18-2002)

4. ERCOT will have in place a mechanism for daily monitoring and synchronization of ERCOT’s Siebel and Lodestar systems.

5. ERCOT’s Siebel related data issues will be monitored and brought to a point of being repaired daily.

3

TAC Resolution from 01-09-2003

(1) Further true-up resettlements for 2002 will be suspended

and (2) True-up resettlement (starting with January 1, 2002)

will resume when adequate accuracy can be assured (as

developed by the RMS and approved by the TAC) and 45 days

after SCR 727 has been implemented.  Every effort will be

made to resume true-ups by April 1, 2003.  Progress toward

completion criteria will be reviewed at each RMS Meeting and

reported to the TAC and the Board monthly.  If the April 1,

2003 date cannot be met, the Board shall be advised and a

revised target resumption date shall be given.  

4

RMS Resolution from 12-18-2002

1. Develop functionality and provide data extract as defined in SCR 727. RMS places a High-High project approval/priority to SCR 727.

01-15-2002 Status:

• RMS resolution was approved by TAC on 01-09-2003

• ERCOT will submit a formal internal project request once PRS has prioritized the SCR into the 2003 project list

• ERCOT will define business process flows and internal departmental responsibility for MPs to reconcile:

a) ESI ID service history records

b) ESI ID usage records

• Production implementation timeline to be defined at February ‘03 RMS meeting

5

RMS Resolution from 12-18-2002

2. Market Synchronization project priorities 1 through 6, including “TDSP as LSE” clean-up and DART/QRE defined issues, must be 95% complete by all Market Participants based upon Market Sync Reporting Tool .

01-15-2002 Status:

• Market Sync Reporting Tool to capture completion threshold based upon each Market Participant group type reaching a 95% status for Priorities 1,2,4(1) and 5.

ERCOT group = 58.07% Complete (original count = 189,814)

CR group = 63.39% Complete (original count = 250,067)

TDSP group = 39.25% Complete (Original count = 120,255)

• Reporting mechanism for Market Sync – DART/QRE Priorities 3, 4(2,3,4) & 6 to be defined in early February 2003 based upon data submitted by MPs

6

RMS Resolution from 12-18-2002

3. Outstanding QRE issues documented by ERCOT as of 12/16/02 be 95% complete. (“In Progress” and “In Analysis” as reported to RMS 12-18-2002)

01-15-2002 Status:

• Outstanding QRE issues are currently at 33,369

7

RMS Resolution from 12-18-2002

4. ERCOT will have in place a mechanism for daily monitoring and synchronization of ERCOT’s Siebel and Lodestar systems.

5. ERCOT’s Siebel related data issues will be monitored and brought to a point of being repaired daily.

01-15-2002 Status:

• ERCOT is evaluating the scope of internal Seibel and Lodestar synchronization issues

• ERCOT is defining procedures, departmental ownership and responsibility

8

Priority 41 record

TOTAL % Part 1

COMPLETEERCOT

OnlyCR

OnlyTDSPOnly

CR & TDSP

ERCOT & TDSP

ERCOT& CR

CR & TDSP

ERCOT & TDSP

ERCOT& CR

Same CR TDSP ERCOT CR

ERCOT 58.07% 2.26% ----- ----- 94.55% ----- ----- 0.00% ----- ----- 9.99% ----- 0.00% -----

TDSPs

AEP_CPL 0.16% ----- 1.04% ----- ----- ----- 0.00% ----- ----- 0.00% 0.05% 0.00% ----- -----

AEP_WTU 0.16% ----- 0.00% ----- ----- ----- 0.00% ----- ----- 0.00% 0.18% 0.00% ----- -----

CenterPoint 34.64% ----- 0.00% ----- ----- ----- 95.48% ----- ----- 79.38% 3.82% 0.00% ----- -----

Oncor 53.52% ----- 14.66% ----- ----- ----- 99.85% ----- ----- 7.14% 0.00% 0.00% ----- -----

Sharyland 40.74% ----- 0.00% ----- ----- ----- 0.00% ----- ----- ----- 73.33% ----- ----- -----

TNMP 38.47% ----- 69.37% ----- ----- ----- 100.00% ----- ----- ----- 47.67% 0.00% ----- -----

Totals 39.25% ----- 3.64% ----- ----- ----- 98.54% ----- ----- 77.65% 1.97% 0.00% ----- -----

CRs

ACN 0.00% ----- ----- 0.00% ----- 0.00% ----- ----- 0.00% ----- 0.00% ----- ----- -----

AEP_Retail_CPL 16.12% ----- ----- 98.54% ----- 41.99% ----- ----- 0.00% ----- 0.00% ----- ----- 0.00%

AEP_Retail_WTU 11.95% ----- ----- 15.11% ----- 41.21% ----- ----- 0.00% ----- 0.00% ----- ----- 0.00%

AEP_Polr_Power 0.33% ----- ----- ----- ----- 36.36% ----- ----- 0.00% ----- 0.00% ----- ----- 0.00%

Constellation_New_Energy 75.00% ----- ----- 0.00% ----- 86.96% ----- ----- 0.00% ----- 62.50% ----- ----- -----

Constellation_BP_Polr_Energy 0.00% ----- ----- 0.00% ----- 0.00% ----- ----- ----- ----- ----- ----- ----- -----

Calpine 100.00% ----- ----- ----- ----- 100.00% ----- ----- ----- ----- ----- ----- ----- -----

Cinergy NA ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- -----

Cirro 0.00% ----- ----- 0.00% ----- 0.00% ----- ----- 0.00% ----- 0.00% ----- ----- 0.00%

Coral 50.00% ----- ----- ----- ----- 100.00% ----- ----- ----- ----- 0.00% ----- ----- -----

Dynegy 20.00% ----- ----- ----- ----- 25.00% ----- ----- 0.00% ----- ----- ----- ----- -----

Entergy 57.63% ----- ----- 20.00% ----- 25.00% ----- ----- 92.19% ----- 0.00% ----- ----- 0.00%

First_Choice 85.27% ----- ----- 91.41% ----- 86.31% ----- ----- 69.60% ----- 33.47% ----- ----- 0.00%

First_Choice_Polr (Certain) 69.39% ----- ----- 0.00% ----- ----- ----- ----- 87.18% ----- ----- ----- ----- 0.00%

GEXA 68.77% ----- ----- 66.67% ----- 46.67% ----- ----- 97.06% ----- 14.10% ----- ----- 0.00%

Green_Mountain 84.03% ----- ----- 9.09% ----- 90.81% ----- ----- 100.00% ----- 74.82% ----- ----- 0.00%

Occidental_Power 0.00% ----- ----- ----- ----- ----- ----- ----- ----- ----- 0.00% ----- ----- -----

Reliant_Retail 82.71% ----- ----- 31.04% ----- 99.95% ----- ----- 75.29% ----- 48.07% ----- ----- 0.00%

Reliant_Energy_Solutions 25.30% ----- ----- 4.69% ----- 45.95% ----- ----- 72.41% ----- 2.94% ----- ----- 0.00%

Reliant (Texas_Star_Energy_Co.) 60.15% ----- ----- 100.00% ----- ----- ----- ----- 60.15% ----- 0.00% ----- ----- -----

Reliant (Texas_Star_Energy_Co._LNR) NA ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- -----

Republic_Power 99.65% ----- ----- ----- ----- 100.00% ----- ----- 100.00% ----- 100.00% ----- ----- 0.00%

Sempra 50.00% ----- ----- ----- ----- 100.00% ----- ----- 0.00% ----- ----- ----- ----- -----

Strategic_Energy 3.88% ----- ----- 0.00% ----- 0.00% ----- ----- 0.00% ----- 50.00% ----- ----- 0.00%

Tenaska_Power NA ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- -----

Texas_Commercial _Energy 48.48% ----- ----- ----- ----- 10.00% ----- ----- 66.67% ----- 86.67% ----- ----- 0.00%

Tractabel NA ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- -----

The New Power Co NA ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- -----

TXU_Energy 8.84% ----- ----- 1.01% ----- 30.44% ----- ----- 76.27% ----- 0.24% ----- ----- 0.00%

TXU_SESCO NA ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- -----

TXU_Assurance_ Polr_Large NA ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- -----

TXU_Assurance_ Polr_Small 87.10% ----- ----- ----- ----- 50.00% ----- ----- 91.07% ----- ----- ----- ----- -----

TXU_Assurance_ Polr_Resi 92.82% ----- ----- 100.00% ----- 64.00% ----- ----- 93.07% ----- ----- ----- ----- -----

Utility_Choice 6.56% ----- ----- 0.00% ----- 14.29% ----- ----- 4.76% ----- 7.69% ----- ----- 0.00%

XERS (Xcel_Energy) 81.03% ----- ----- 0.00% ----- 95.00% ----- ----- 87.50% ----- 0.00% ----- ----- -----

Totals 63.39% ----- ----- 40.75% ----- 89.20% ----- ----- 69.80% ----- 16.45% ----- ----- 0.00%

Market Participant

Priority 5 - Active Row Only "B"

1 Entity Submitted 1 Entity Submitted

Priority 1 - Missing Relationship

2 Entities Submitted 2 Entities Submitted

Priority 2 - Active Row Only "C"