Update from DCUSA Michael Walls DCUSA Secretariat 05 April | Energy Networks Association - DCMF

Live DCUSA Change Proposals (1) 02 February | Energy Networks Association - DCMF CPTitleTypeStatus DCP 124Third Party Network – National Connection Terms amendmentStandardWG DCP 123Revenue Matching Methodology ChangeCDCMWG DCP 122EU 3rd Package Housekeeping AmendmentsStandard - Housekeeping Voting - 12/4/12 DCP 121Update to Clause 9.5 so that any changes to Schedules 19 and 21 become a Part 1 matter Standard – Housekeeping Voting - 12/4/12 DCP 120Boundary Registrant Access ProvisionsUrgentWG DCP 119 Update to Nested Networks Schedule StandardImplemented DCP 118Allocation of EHV costs in the CDCM price disaggregation modelCDCMWG - RFI DCP 117Treatment of ‘Load related new connections & reinforcement (net of contributions)’ in the Price Control Disaggregation Model CDCMWG - RFI DCP 116 Clause 25.4 Update StandardImplemented DCP 115 NTC Amendments - Capacity Management (Under Utilisation) StandardWG DCP 114 NTC Amendments - Capacity Management (Over Utilisation) StandardWG

Live DCUSA Change Proposals (1) 02 February | Energy Networks Association - DCMF CPTitleTypeStatus DCP 113Distributors to Audit Meter Installations and Invoice were mismatched meter installations are identified CDCMWG DCP 111E-billing for Site Specific BillsStandardWG DCP 110Electricity & Gas (Internal Markets) Regulations 2011UrgentImplemented DCP 109Implementation of the EDCMEDCMApproved by Ofgem – Implemented DCP 108Availability of the non-intermittent generator tariffCDCMAwaiting Consent DCP 107Updating cross references in Clause 11StandardImplemented DCP 106Visibility to DCUSA Parties regarding applications to the Authority by DNOs to change allowed revenue StandardWG DCP 105Fixed bi-annual amendment of DUoS tariffsStandardRejected DCP 104Shared impact of manifest errors in DUoS chargingStandardAwaiting Consent DCP 103DUoS charges for sub 100kw HH sitesCDCMWG DCP 102Credit cover calculation of 15 day valueStandardWG DCP 101Notification of RAV changesStandardRejected

Live DCUSA Change Proposals (2) 05 April | Energy Networks Association - DCMF CPTitleTypeStatus DCP 100Payment timescales alignment and simplificationStandardRejected DCP 099Changes to Schedule 1 - CoverStandardImplemented DCP 096Treatment of the transmission exit charges in CDCM price control disaggregation model (Method M) CDCMImplemented DCP 095Treatment of LV costs in the price control disaggregation model in determining tariffs to LDNOs connecting to upstream LDNOs at LV CDCMImplemented DCP 090Nested NetworksStandardImplemented DCP 088Mid-year CDCM charging modelCDCMCR – April Panel DCP 084User requirements associated with provision of cost informationStandardRejected DCP 080/ATheft in ConveyanceStandardAI (080A) (June) DCP 054Revenue Protection / Unrecorded units into SettlementStandardWG

Charging Methodology CPs (1) 05 April | Energy Networks Association – DCMF CPTitleUpdate DCP 123 Revenue Matching Methodology ChangeWG has met on two occasions, the next meeting is scheduled for 1 May 2012 Target implementation: April 2013 DCP 118Allocation of EHV costs in the CDCM price disaggregation model WG will review the responses to the RFI it issued at its next meeting on 20 April Target implementation: First release following Authority consent DCP 117Treatment of ‘Load related new connections & reinforcement (net of contributions)’ in the Price Control Disaggregation Model WG will review the responses to the RFI it issued at its next meeting on 20 April 2012 Target implementation: First release following Authority consent DCP 109Implementation of the EDCMDCP 109 was rejected during the Party vote, and subsequently approved for implementation by Ofgem. Implemented on 1 April 2012

Charging Methodology CPs (2) 05 April | Energy Networks Association – DCMF CPTitleUpdate DCP 108Availability of the non-intermittent generator tariffAwaiting Consent DCP 103DUoS charges for sub 100kw HH sitesChange Report for the April DCUSA Panel meeting Target implementation October 2012 DCP 088Mid-year CDCM charging modelChange Report for the April DCUSA Panel meeting Target implementation late May 2012

Forthcoming DCUSA meetings 05 April | Energy Networks Association – DCMF W/CMondayTuesdayWednesdayThursdayFriday 9 AprilDCMF MIG Billing Group DCP121 Voting Deadline 16 AprilDCP 111 Working Group DCMF MIG Supergroup DCP 114 & DCP 115 Working Group LTP Workshop DCUSA PanelDCP 120 Working Group DCMF MIG DCP 124 Working Group 23 April 30 AprilDCMF MIG Supergroup May 1 - DCP 123 Working Group