1. Action 0002: Meter Error Notifications
Simon Trivella – April 4th 2007
Review Group 131 – LDZ RbD Reconciliation Notification Process

2. Purpose Background to action
WWU view on Information provision & timescales
Proposed way forward

3. Background to action
Number of issues highlighted with previous Offtake Meter Error(s) and the Mod 643 process
Potential for reconciliation period of +9 years
‘Unfair’ Market share under RbD
Meter Assurance activities and process
Mod 643 process has ‘no legal authority’
Potential large LDZ RbD Reconciliations ‘invisible to industry’

4. Background to action Possible reconciliation period of +9 years
UNC Modification 126 progressing well with this
‘Unfair’ Market share under RbD
Potential Modification discussed at Distribution Workstream
Meter Assurance activities and process
Technical forums and future review of validation procedures

5. Background to action Mod 643 process has ‘no legal authority’
Review Group 131 tasked to identify a LDZ RbD Reconciliation Notification Process that is acceptable to all of the industry
Potential large LDZ RbD Reconciliations ‘invisible to industry’
Action0002 on WWU (ST)

6. WWU view – potential process
Process under control of OC/OAW and referenced in OAD
Central published register of LDZ Offtake meter faults that will impact on RbD (regardless of size)
Regular [monthly] updates to status and information until RbD reconciliation occurs

7. WWU view – Level of information
Optional
Volume of Gas (mcm)
MER Date
RbD Invoice Date
Total RbD Amount (£)
Energy (Gwh)
Status
Mandatory GT
Offtake
LDZ(s)
Exit Zone
Description
Error Detected
Detection Reason
Error Dates

8. Way Forward Feedback welcomed
Agreed proposed process between all Transporters
Proposal taken to May 2007 OAW / OC

9. Action 0002: Meter Error Notifications
Simon Trivella – April 4th 2007
Review Group 131 – LDZ RbD Reconciliation Notification Process