Reason(s) for proposed service change If the change is related to a mod please state the version that the change relates to and any further information that is not already captured in the mod. Status of related UNC Mod Full title of related UNC Mod Benefits of change Include a description of the proposed benefits this change would give – this will assist the change management committee when working out the priorities for change Required Change Implementation Date Please provide an assessment of the priority of this change from the perspective of the industry. High Medium Low Rationale for assessment: Section 2: Initial Assessment / ROM Request / Change Proposal Service Level of Quote/Estimate Robustness Requested Evaluation Services Initial Assessment (Mod related changes only) ROM estimate for Analysis and Delivery CDSP Change Services Firm Quote for Analysis Firm Quote for both Analysis and Delivery Has any initial assessment been performed in support of this change? Yes No Is this considered to be a Priority Service Change? Yes (Mod Related) Yes (Legislation Change Related) No Is this change considered to relate to a ‘restricted class’ of customers? Consider if the particular change is only likely to impact those who fall under a particular customer class If it impacts all customer classes (i.e. Transmission, Distribution & Shippers) then choose ‘No’. Yes (please mark the customer class(es) to whom this is restricted) No ----------------------------------------------------------------------------- Shippers National Grid Transmission Distribution Network Operators
iGT’s Is it anticipated that the change would have an adverse impact on customers of any other customer classes? Please to appendix one for the definition of an ‘adverse impact’ Yes (please give details) No General Service Changes Only (please ensure that either A or B below is completed) Customer view of impacted service area(s) For a definition of the Service please see the ‘Charge Base Apportionment Table’ within the . Please indicate the service area(s) that are understood to be impacted by the change. Please enter ‘unknown’ if relevant. Where the change is likely to impact more than one service area please indicate the percentage split of the impact across the impacted service areas. For example if it is split equally across two service areas then enter 50% in the ‘split’ against each service area. If the change is anticipated to require the creation of a new service area and service line please give further details stating proposed name of new service area and title of service line: Specific Service Changes Only: Please detail the proposed methodology (or amendment to the existing methodology) for determining Specific Service Change Charges. Please detail the proposed basis (that is, Charging Measure and Charging Period) for determining Specific Service Change Charges in respect of the Specific Service. Impacts to UKLink System or File Formats Please mention if are any expected impacts to UK Link Systems/File Formats. Any changes to it will need UK Link Committee approval If it has already been through UK Link committee then please mention the date it was taken to the committee and detail the outcome Impacts UKL Manual Appendix 5b Mention the updates to be captured in the Appendix 5B of the UK Link Manual due to this Change Impacts to Gemini System Please give any other relevant information. Please send the document to the following: Recipient Xoserve Portfolio Office changeorders@xoserve.com Change Management Committee Secretary dsccomms@gasgovernance.co.uk