BAU / KPI Update December Highlights File submissions 157 files expected 138 files received 19 flies not received 129 passed TRAS files entry criteria 9 files failed TRAS files entry criteria – due to data quality / formatting issues Total submission of 50.6m consumption records Service Measure Target (Schedule 3) Status (1m)* Status (3m)* Operational (CPI) : Return of Qualified Outliers to Recipients >98% of files returned within one day of the due date. Availability (CPI): TRAS Hunter measured availability TRAS Hunter % availability > 97% (measured over a three month rolling window. Availability (KPI): STS availability >= 99% availability (measured over a three month rolling window) Measured 9am to 5.30pm on business days Availability (KPI): Service Desk available (9am to 5.30pm on business days) Incident resolution: Priority 1 – 8 hours, Priority 2 – 2 days, Priority 3 – 7 days, Priority 4 – 10 days Operational (KPI): Acknowledge receipt of Monthly Data files 99% of acknowledgements issued by the Service Provider on the Business Day immediately following the day the file was submitted Operational (KPI): Return of Monthly Data Quality reports Due 9 days after RIRD Operational (KPI): Scheme reporting See Scheme Reporting Schedule Qualified Outliers Qualified Outliers: 20,635 new QOs released Theft volumes Residential Electric Gas Total Monthly TRAS Identified 4297 2532 477 173 TRAS Unique 928 511 72 22 Commercial 78 11 12 59 58 9 05/04/2019 Experian Confidential - Theft Risk Assessment Service Expert Group: Service Update

December KPI Report 05/04/2019 05/04/2019 Experian Confidential - Theft Risk Assessment Service Expert Group: Service Update