| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 2 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 2(1) | words substituted | The Construction (Design and Management) Regulations (Northern Ireland) 2007 (revoked) | 2007 No. 291 | Sch. 6 para. 8(2) | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 2(1) | words substituted | The Construction (Design and Management) Regulations (Northern Ireland) 2016 | 2016 No. 146 | Sch. 6 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 3 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 3(1) | substituted | The Construction (Design and Management) Regulations (Northern Ireland) 2007 (revoked) | 2007 No. 291 | Sch. 6 para. 8(3) | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 3(1) | words substituted | The Construction (Design and Management) Regulations (Northern Ireland) 2016 | 2016 No. 146 | Sch. 6 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 3(2) | words substituted | The Diving at Work Regulations (Northern Ireland) 2005 | 2005 No. 45 | Sch. 3 para. 7 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 4 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 5 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 5(3) | word substituted | The Construction (Design and Management) Regulations (Northern Ireland) 2007 (revoked) | 2007 No. 291 | Sch. 6 para. 8(4) | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 5(3) | words substituted | The Construction (Design and Management) Regulations (Northern Ireland) 2016 | 2016 No. 146 | Sch. 6 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 6 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 7 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 8 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 9 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 10 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 11 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 12 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 13 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 13(2)(a) | words substituted | The Construction (Design and Management) Regulations (Northern Ireland) 2007 (revoked) | 2007 No. 291 | Sch. 6 para. 8(5)(a) | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 13(2)(a) | words substituted | The Construction (Design and Management) Regulations (Northern Ireland) 2016 | 2016 No. 146 | Sch. 6 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 13(2)(d) | words substituted | The Construction (Design and Management) Regulations (Northern Ireland) 2007 (revoked) | 2007 No. 291 | Sch. 6 para. 8(5)(b) | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 13(2)(d) | words substituted | The Construction (Design and Management) Regulations (Northern Ireland) 2016 | 2016 No. 146 | Sch. 6 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 14 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 14(1) | words substituted | The Construction (Design and Management) Regulations (Northern Ireland) 2007 (revoked) | 2007 No. 291 | Sch. 6 para. 8(6) | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 14(1) | words substituted | The Construction (Design and Management) Regulations (Northern Ireland) 2016 | 2016 No. 146 | Sch. 6 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 15 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 16 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 17 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 18 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 18(a) | words substituted | The Construction (Design and Management) Regulations (Northern Ireland) 2007 (revoked) | 2007 No. 291 | Sch. 6 para. 8(7) | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 18(a) | words substituted | The Construction (Design and Management) Regulations (Northern Ireland) 2016 | 2016 No. 146 | Sch. 6 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 19 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 20 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 21 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 22 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | Sch. 1 para. 1 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | Sch. 1 para. 2 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | Sch. 1 para. 3 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | Sch. 1 para. 4 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | Sch. 1 para. 5 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | Sch. 1 para. 6 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | Sch. 1 para. 7 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | Sch. 1 para. 8 | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | Sch. 2 Pt. I | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |
| Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | Sch. 2 Pt. II | coming into force | Work in Compressed Air Regulations (Northern Ireland) 2004 | 2004 No. 241 | reg. 1 | Not yet | |