| reg. 27 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 34 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 35 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 36 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 37 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 38 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 39 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 40 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 41 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 42 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 43 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 44 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 45 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 46 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 47 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 48 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 49 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 50 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 51 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 52 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 53 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 54 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 55 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 56 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 57 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 58 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 59 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 60 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 61 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 62 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 63 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 64 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 65 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 66 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 67 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 2 para. 1 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 2 para. 2 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 2 para. 3 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 2 para. 4 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 2 para. 5 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 2 para. 6 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 2 para. 7 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 2 para. 8 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 2 para. 9 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 2 para. 10 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 2 para. 11 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 2 para. 12 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 3 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 1 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 2 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 3 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 4 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 5 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 6 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 7 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 8 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 9 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 10 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 11 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 12 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 13 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 14 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 15 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 16 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 17 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 18 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 19 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 20 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 21 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 22 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 23 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 24 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 25 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 26 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 1 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 2 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 3 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 4 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 5 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 6 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 7 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 8 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 9 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 10 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 11 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 12 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 13 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 14 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 15 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 16 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 17 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 18 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 19 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 20 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 21 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 22 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 23 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 24 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 25 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 26 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 27 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 28 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 29 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 30 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 31 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 32 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| Sch. 1 para. 33 | coming into force | Offshore Installations and Wells (Design and Construction, etc.) 1996 reg. 1 |
| reg. 18(8)(b) | words substituted | Health and Safety (Modifications) 1999 reg. 2 Sch. |
| reg. 19(1) | words substituted | Health and Safety (Modifications) 1999 reg. 2 Sch. |
| reg. 9(1) | words substituted | Health and Safety (Modifications) 1999 reg. 2 Sch. |
| reg. 2(1) | words substituted | Health and Safety (Modifications) 1999 reg. 2 Sch. |
| reg. 23 | words substituted | Health and Safety (Modifications) 1999 reg. 2 Sch. |
| reg. 18(4) | words substituted | Health and Safety (Modifications) 1999 reg. 2 Sch. |
| Sch. 1 para. 67 | omitted | Control of Vibration at Work 2005 reg. 13(1) |
| reg. 2(1) | words inserted | Offshore Safety 2007 reg. 4(2)(d) |
| Sch. | inserted | Offshore Safety 2007 reg. 4(5) Sch. 3 |
| reg. 3(3) | words substituted | Offshore Safety 2007 reg. 4(4) |
| reg. 3(1) | substituted | Offshore Safety 2007 reg. 4(3) |
| reg. 2(1) | words inserted | Offshore Safety 2007 reg. 4(2)(a)(b) |
| reg. 2(1) | words substituted | Offshore Safety 2007 reg. 4(2)(c) |
| reg. 2(1) | words substituted | Offshore Installations (Safety Case) 2007 Sch. 10 para. 5(a)(v) |
| reg. 2(1) | words omitted | Offshore Installations (Safety Case) 2007 Sch. 10 para. 5(a)(ii) |
| reg. 2(1) | words substituted | Offshore Installations (Safety Case) 2007 Sch. 10 para. 5(a)(vi) |
| reg. 26(1) | omitted | Offshore Installations (Safety Case) 2007 Sch. 10 para. 5(b) |
| Sch. 2 | omitted | Offshore Installations (Safety Case) 2007 Sch. 10 para. 5(b) |
| reg. 2(1) | words substituted | Offshore Installations (Safety Case) 2007 Sch. 10 para. 5(a)(i) |
| reg. 2(1) | words inserted | Offshore Installations (Safety Case) 2007 Sch. 10 para. 5(a)(iii) |
| reg. 2(1) | words omitted | Offshore Installations (Safety Case) 2007 Sch. 10 para. 5(a)(iv) |
| reg. 24 | revoked | Offshore Installations (Offshore Safety Directive) (Safety Case etc.) 2016 Sch. 14 Pt. 2 |
| reg. 13(2) | words inserted | Offshore Installations (Offshore Safety Directive) (Safety Case etc.) 2016 Sch. 14 para. 30 |
| reg. 18(5) | revoked | Offshore Installations (Offshore Safety Directive) (Safety Case etc.) 2016 Sch. 14 Pt. 2 |
| reg. 12(3) | revoked | Offshore Installations (Offshore Safety Directive) (Safety Case etc.) 2016 Sch. 14 Pt. 2 |
| reg. 2(1) | words inserted | Offshore Installations (Offshore Safety Directive) (Safety Case etc.) 2016 Sch. 14 para. 26(a) |
| reg. 2(1) | words inserted | Offshore Installations (Offshore Safety Directive) (Safety Case etc.) 2016 Sch. 14 para. 26(b) |
| reg. 2(1) | words inserted | Offshore Installations (Offshore Safety Directive) (Safety Case etc.) 2016 Sch. 14 para. 26(c) |
| reg. 2(1) | words substituted | Offshore Installations (Offshore Safety Directive) (Safety Case etc.) 2016 Sch. 14 para. 26(d) |
| reg. 2(1) | words inserted | Offshore Installations (Offshore Safety Directive) (Safety Case etc.) 2016 Sch. 14 para. 26(e) |
| reg. 2(1) | words substituted | Offshore Installations (Offshore Safety Directive) (Safety Case etc.) 2016 Sch. 14 para. 26(f) |
| reg. 3(1) | words inserted | Offshore Installations (Offshore Safety Directive) (Safety Case etc.) 2016 Sch. 14 para. 27(a) |
| reg. 3(3) | word inserted | Offshore Installations (Offshore Safety Directive) (Safety Case etc.) 2016 Sch. 14 para. 27(b) |
| reg. 9(1) | words omitted | Offshore Installations (Offshore Safety Directive) (Safety Case etc.) 2016 Sch. 14 para. 28(a) |
| reg. 9(3)(4) | inserted | Offshore Installations (Offshore Safety Directive) (Safety Case etc.) 2016 Sch. 14 para. 28(b) |
| reg. 12(1) | words omitted | Offshore Installations (Offshore Safety Directive) (Safety Case etc.) 2016 Sch. 14 para. 29(a) |
| reg. 12(3) | omitted | Offshore Installations (Offshore Safety Directive) (Safety Case etc.) 2016 Sch. 14 para. 29(b) |
| reg. 18(6) | omitted | Offshore Installations (Offshore Safety Directive) (Safety Case etc.) 2016 Sch. 14 para. 31 |
| reg. 18(8) | omitted | Offshore Installations (Offshore Safety Directive) (Safety Case etc.) 2016 Sch. 14 para. 31 |
| reg. 23(1) | words inserted | Offshore Installations (Offshore Safety Directive) (Safety Case etc.) 2016 Sch. 14 para. 32 |
| reg. 24 | omitted | Offshore Installations (Offshore Safety Directive) (Safety Case etc.) 2016 Sch. 14 para. 33 |
| reg. 18(5) | omitted | Offshore Installations (Offshore Safety Directive) (Safety Case etc.) 2016 Sch. 14 para. 31 |
| reg. 18(6) | revoked | Offshore Installations (Offshore Safety Directive) (Safety Case etc.) 2016 Sch. 14 Pt. 2 |
| reg. 18(8) | revoked | Offshore Installations (Offshore Safety Directive) (Safety Case etc.) 2016 Sch. 14 Pt. 2 |
| reg. 23(1) | words inserted | Health and Safety (Amendments and Revocation) 2020 reg. 6(2)(b) |
| reg. 23(1) | words inserted | Health and Safety (Amendments and Revocation) 2020 reg. 6(2)(a) |
| Blanket amendment | words substituted | Treaty of Lisbon (Changes in Terminology) 2011 art. 3-6 8-10 |