Back Follow Category 3 change 2 1 In Progress 2 Consultation 3 Awaiting Implementation 4 Implemented Step 1 of 4 In Progress Summary Test Impacts Cat 3 documents impacted Consolidated Metering Code of Practice (CoMCoP) Supplementary Guidance Document CSS Error Processing Guide CSS External Test Testing Scenarios CSS External Testing Guidance Updated Documents capgemini.jpg (JPG, 1012.62 KB) JPG – 1012.62 KB 18 Sep 2026 18 Sep 2026 Download capgemini.jpg