| The Merchant Shipping (Official Log Books) Regulations 1981 | 1981 No. 569 | reg. 1(2) | words substituted | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 2 | Not yet | |
| The Merchant Shipping (Official Log Books) (Fishing Vessels) Regulations 1981 | 1981 No. 570 | reg. 1(2) | words substituted | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 4 | Not yet | |
| Merchant Shipping Act 1995 | 1995 c. 21 | s. 96 | applied (with modifications) | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 12(5)(6) | Yes | |
| Merchant Shipping Act 1995 | 1995 c. 21 | s. 97 | applied (with modifications) | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 12(5)(6) | Yes | |
| Merchant Shipping Act 1995 | 1995 c. 21 | s. 284 | applied (with modifications) | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 12(3) | Yes | |
| The Merchant Shipping (Small Workboats and Pilot Boats) Regulations 1998 | 1998 No. 1609 | Sch. | words omitted | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 6(a) | Yes | |
| The Merchant Shipping (Small Workboats and Pilot Boats) Regulations 1998 | 1998 No. 1609 | Sch. | words inserted | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 6(b)(i) | Yes | |
| The Merchant Shipping (Small Workboats and Pilot Boats) Regulations 1998 | 1998 No. 1609 | Sch. | word inserted | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 6(b)(ii) | Yes | |
| The Merchant Shipping (Small Workboats and Pilot Boats) Regulations 1998 | 1998 No. 1609 | Sch. | word inserted | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 6(b)(iii) | Yes | |
| The Merchant Shipping (Vessels in Commercial Use for Sport or Pleasure) Regulations 1998 | 1998 No. 2771 | Sch. 1 | words omitted | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 8(a) | Yes | |
| The Merchant Shipping (Vessels in Commercial Use for Sport or Pleasure) Regulations 1998 | 1998 No. 2771 | Sch. 1 | words inserted | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 8(b)(i) | Yes | |
| The Merchant Shipping (Vessels in Commercial Use for Sport or Pleasure) Regulations 1998 | 1998 No. 2771 | Sch. 1 | word inserted | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 8(b)(ii) | Yes | |
| The Merchant Shipping (Vessels in Commercial Use for Sport or Pleasure) Regulations 1998 | 1998 No. 2771 | Sch. 1 | word inserted | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 8(b)(iii) | Yes | |
| The Merchant Shipping (Vessels in Commercial Use for Sport or Pleasure) Regulations 1998 | 1998 No. 2771 | Sch. 2 | words omitted | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 9(a) | Yes | |
| The Merchant Shipping (Vessels in Commercial Use for Sport or Pleasure) Regulations 1998 | 1998 No. 2771 | Sch. 2 | words inserted | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 9(b)(i) | Yes | |
| The Merchant Shipping (Vessels in Commercial Use for Sport or Pleasure) Regulations 1998 | 1998 No. 2771 | Sch. 2 | word inserted | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 9(b)(ii) | Yes | |
| The Merchant Shipping (Vessels in Commercial Use for Sport or Pleasure) Regulations 1998 | 1998 No. 2771 | Sch. 2 | word inserted | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 9(b)(iii) | Yes | |
| The Merchant Shipping (Safety of Navigation) Regulations 2002 | 2002 No. 1473 | Regulations | revoked | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. Pt. 2 | Yes | |
| The Merchant Shipping (High Speed Craft) Regulations 2004 | 2004 No. 302 | Sch. para. 1 | revoked | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. Pt. 2 | Yes | |
| The Merchant Shipping (Vessel Traffic Monitoring and Reporting Requirements) Regulations 2004 | 2004 No. 2110 | reg. 22(5) | revoked | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. Pt. 2 | Yes | |
| The Merchant Shipping (Vessel Traffic Monitoring and Reporting Requirements) Regulations 2004 | 2004 No. 2110 | Sch. 3 | revoked | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. Pt. 2 | Yes | |
| The Merchant Shipping (Bridge Visibility) (Small Passenger Ships) Regulations 2005 | 2005 No. 2286 | reg. 3(3) | words substituted | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 11 | Not yet | |
| The Merchant Shipping and Fishing Vessels (Health and Safety at Work) (Work at Height) Regulations 2010 | 2010 No. 332 | reg. 5(3)(e) | words substituted | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 13 | Yes | |
| The Merchant Shipping (Passenger Ships) (Safety Code for UK Categorised Waters) Regulations 2010 | 2010 No. 680 | Sch. | words omitted | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 15 | Yes | |
| The Merchant Shipping (Technical Requirements for Inland Waterway Vessels) Regulations 2010 | 2010 No. 1075 | Sch. 2 | words omitted | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 17 | Yes | |
| The Merchant Shipping (Safety of Navigation) (Amendment) Regulations 2011 | 2011 No. 2978 | Regulations | revoked | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. Pt. 2 | Yes | |
| The Merchant Shipping (Fees) Regulations 2018 | 2018 No. 1104 | Sch. 1 para. 5 Table | words inserted | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 19(b)(i) | Yes | |
| The Merchant Shipping (Fees) Regulations 2018 | 2018 No. 1104 | Sch. 1 Pt. 1 para. 5 Table | words omitted | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 19(a) | Yes | |
| The Merchant Shipping (Fees) Regulations 2018 | 2018 No. 1104 | Sch. 1 Pt. 1 para. 5 Table | word inserted | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 19(b)(ii) | Yes | |
| The Merchant Shipping (Fees) Regulations 2018 | 2018 No. 1104 | Sch. 1 Pt. 1 para. 5 Table | word inserted | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 19(b)(iii) | Yes | |
| The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 1 | coming into force | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 1(1) | Yes | |
| The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 2 | coming into force | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 1(1) | Yes | |
| The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 3 | coming into force | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 1(1) | Yes | |
| The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 4 | coming into force | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 1(1) | Yes | |
| The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 5 | coming into force | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 1(1) | Yes | |
| The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 6 | coming into force | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 1(1) | Yes | |
| The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 7 | coming into force | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 1(1) | Yes | |
| The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 8 | coming into force | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 1(1) | Yes | |
| The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 9 | coming into force | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 1(1) | Yes | |
| The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 10 | coming into force | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 1(1) | Yes | |
| The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 11 | coming into force | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 1(1) | Yes | |
| The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 12 | coming into force | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 1(1) | Yes | |
| The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 13 | coming into force | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 1(1) | Yes | |
| The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 1 | coming into force | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 1(1) | Yes | |
| The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 2 | coming into force | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 1(1) | Yes | |
| The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 3 | coming into force | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 1(1) | Yes | |
| The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 4 | coming into force | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 1(1) | Yes | |
| The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 5 | coming into force | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 1(1) | Yes | |
| The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 6 | coming into force | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 1(1) | Yes | |
| The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | Sch. para. 7 | coming into force | The Merchant Shipping (Safety of Navigation) Regulations 2020 | 2020 No. 673 | reg. 1(1) | Yes | |