| 31 August 2007 Scotia Gas Networks | 43.32 KB |
| 31 August 2007 Wales & West Utilities | 91.25 KB |
| 31 August 2007 National Grid Distribution | 113.88 KB |
| 30 August 2007 Northern Gas Networks | 65.07 KB |
| 17 August 2007 National Grid NTS Proposed factors and covering letter (1 of 2) | 18.51 KB |
| 17 August 2007 National Grid NTS Proposed factors and covering letter (2 of 2) | 35.46 KB |