1. Connected System Exit Points - Update
Chris Warner

2. Background: Industry CSEP Framework
xoserve
SPA Aggregate Data
DN/iDN
Invoice (NTS/DN/iDN Network)
Reconciliation Volume
Uniform Network Code
NExA
Shipper
iGT
iGT Network Code
SPA Activity
Meter Readings
Invoice (iGT Network)

3. Background
Review Group 0157 ‘Review of IGT Settlement and Reconciliation Arrangements’
Raised 11 July 2007, Review Group Report approved 17 July 2008
Key issue: Supply Point Discrepancy 6.3% in July 2007 (based on 6 RbD Shippers),
Ofgem CSEP working group
Driven by recognition that ‘solutions’ may reside outside UNC
Significant regime change – Options 1, 2, and 3
Incremental improvements – Option 4

4. Actions Taken (Incremental Improvements - Option 4)
New connections process mapped between IGTs, DNs and xoserve
MOD 226 increased mandatory data provided by IGTs
CSEPs process changed to validate using DN reference
More “stable” data item in project lifecycle
CSEPs process changed to use DN CSEPs project data at Accepted status of quote
Decoupling administration and billing from engineering aspect
Projects still expected to be progressed to Completed
CSEPs process changed to manage nested records
18,000 sites, AQ of 265M kWh now held as nested
Removal of AQ04 maximum CSEP AQ rejection

5. Portfolio Mismatch August 2009 IGT total: 1,192,248 premises
xoserve: 1,106,701 premises
Mismatch August 2009: -85,547 = -7.18%
December 2010
IGT total: 1,315,879 premises
xoserve: 1,283,985 premises
Mismatch December 2010: -33,064 = -2.5%
Note: IGT growth of 123,600 properties (10%) in <18 months