PRS Recommendation Report PRR Number 770 PRR Title Timeline Normal Recommended Action Deletion of UFE Analysis Zone Language Approval Date of Decision October 23, 2008 Protocol Section Requiring Revision 13.4.2, Deemed Actual Transmission Losses for UFE Analysis Proposed Effective Date January 1, 2009 Priority and Rank Assigned Not applicable. Revision Description This Protocol Revision Request (PRR) deletes an outdated section pertaining to Unaccounted for Energy (UFE) analysis. Overall Market Benefit Clarification of Protocols. Overall Market Impact None. Consumer Impact None. Credit Impacts Procedural History ERCOT Credit Staff and the Credit Work Group (Credit WG) have reviewed PRR770 and do not believe that it requires changes to credit monitoring activity or the calculation of liability. On 7/24/08, PRR770 and its Impact Analysis were posted. On 9/24/08, PRS considered PRR770. On 10/23/08, PRS considered the PRS Recommendation Report and Impact Analysis for PRR770. On 9/24/08, PRS unanimously voted to recommend approval of PRR770 as submitted. All Market Segments were present for the vote. PRS Decision Summary of PRS Discussion On 10/23/08, PRS unanimously voted to endorse and forward the PRS Recommendation Report and Impact Analysis for PRR770 to TAC. All Market Segments were present for the vote. On 9/24/08, there was no discussion. On 10/23/08, there was no discussion. ERCOT/Market Segment Impacts and Benefits 1 Assumptions Change deletes outdated, inapplicable language and should have no impact or minimal impact on the market. 2 3 770PRR-04 PRS Recommendation Report 102308 Page 1 of 2 PUBLIC PRS Recommendation Report 4 Market Cost Market Benefit Additional Qualitative Information Other Comments 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 Comment Author None. Name Company Market Segment Impact Area None known. None known. Monetary Impact Impact Area Clarification of Protocols. None known. Monetary Impact Comments Received Comment Summary Original Sponsor Randy Roberts ERCOT Not applicable. Proposed Protocol Language Revision 770PRR-04 PRS Recommendation Report 102308 Page 2 of 2 PUBLIC