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TX SET TX SET Update to RMSUpdate to RMS

May 14, 2008May 14, 2008

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Issues Under ReviewIssues Under Review

• I075 – I075 – CSA-By Pass flag is being used by CSA-By Pass flag is being used by CRs when they do not have a CSA CRs when they do not have a CSA establishedestablished

– Language in the 814_24 Move-out guide states:Language in the 814_24 Move-out guide states:

“The owner of CSA could use the code to de-energize a premise (Only if the CSA REP is also the REP of Record at the time of the Move-Out effective date).”

Issue I075 (continued)Issue I075 (continued)

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01/29/08 – 01/31/08

02/13/08 – 03/23/08

04/01/08 – 04/20/08

Count Percent Count Percent Count Percent

Total MVOs submitted with bypass flag 1,554 14,864 7,351

MVOs with flag from CSA CR 608 39.12% 6,261 42.12% 2,787 37.91%

MVOs with flag and no CSA CR 872 56.11% 8,007 53.87% 4,185 56.93%

MVOs with flag from another CR 74 4.76% 596 4.01% 379 5.16%

Issue I075 Issue I075 (continued)

• ERCOT conducted an impact analysis on setting up ERCOT conducted an impact analysis on setting up validation to limit the use of the CSA By-Pass code validation to limit the use of the CSA By-Pass code (REF~2W) under two scenarios:(REF~2W) under two scenarios:

• REP of Record DUNS only:REP of Record DUNS only:

180 Hours – Project Required180 Hours – Project Required

• Any DUNS associated with the REP of Record (for Any DUNS associated with the REP of Record (for REPs that use multiple DUNS numbers): REPs that use multiple DUNS numbers):

640 Hours – Project Required640 Hours – Project Required

•Cost looks to be prohibitively high

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Issue I075 (continued)

•>75% of issues traced to a single REP

•ERCOT Client Services has escalated the issue to the REP

•The REP has indicated that they are taking steps to stop this practice

•TX SET will continue to monitor volumes

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Change Controls in Queue Change Controls in Queue

•2 Change Controls Approved for a Future TX SET Release

•16 Change Controls Pending Approval to be Addressed on a Change Control Call on Thursday, May 22 (Day 2 of TX SET Meeting)

•See TX SET website to see Change Controls

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Other Work in ProgressOther Work in Progress

• Distributed Renewable Generation RMGRRDistributed Renewable Generation RMGRR

• Implementation Guide ExamplesImplementation Guide Examples– Update Transaction Examples and Prepare to Pull Update Transaction Examples and Prepare to Pull

Examples Out of I.G.s at Next ReleaseExamples Out of I.G.s at Next Release

• Review/Clean-up of RMG Section 7 to ensure Review/Clean-up of RMG Section 7 to ensure consistency with TX SET v3.0consistency with TX SET v3.0

• Monitoring Advanced Metering Project for TX Monitoring Advanced Metering Project for TX SET ChangesSET Changes

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Questions?Questions?