| 29 May 2009 Preliminary Safety and Firm Monitor Requirements 2009/10 | 44.01 KB |
| 01 October 2008 Safety Monitor and Firm Gas Monitor Requirements September 2008 | 53.79 KB |
| 30 May 2008 Preliminary Safety and Firm Monitor Requirements 2008/09 | 45.17 KB |
| 03 October 2007 Safety and Firm Monitor Requirements 2007/08 | 56.89 KB |
| 31 May 2007 Preliminary Safety and Firm Monitor Requirements 2007/08 | 30.06 KB |
| 29 September 2006 Safety Monitor Requirements 2006/07 | 53.81 KB |
| 04 September 2006 Safety Monitor Requirements 2006/07 | 29.2 KB |
| 03 July 2006 Preliminary Safety and Firm Monitor Requirements 2006/07 | 45.45 KB |
| 30 June 2006 Safety Monitor and Firm Gas Monitor Requirements Update January 2006 | 110.42 KB |
| 30 June 2006 Preliminary Safety and Firm Monitor Requirements 2005/06 | 13.07 KB |
