| The Motor Fuel (Composition and Content) Regulations 1999 | 1999 No. 3107 | reg. 5B(7)(c) | words substituted by S.I. 2018/236, Sch. 2 para. 1A (as inserted) | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 23 | Not yet | |
| The Passenger Car (Fuel Consumption and CO2 Emissions Information) Regulations 2001 | 2001 No. 3523 | reg. 3 | words substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 4(a) | Yes | |
| The Passenger Car (Fuel Consumption and CO2 Emissions Information) Regulations 2001 | 2001 No. 3523 | reg. 3 | words substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 4(b) | Yes | |
| The Passenger Car (Fuel Consumption and CO2 Emissions Information) Regulations 2001 | 2001 No. 3523 | Sch. 2 Figure 1 | substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 5 | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | reg. 38 heading | words substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 17(2) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | reg. 3 | words substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 6(a) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | reg. 3 | words substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 6(b) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | reg. 25(2A) | inserted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 8(2) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | reg. 25(12) | words substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 8(3)(a) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | reg. 25(12) | substituted for reg. 25(12) Table 1 | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 8(3)(b) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | reg. 31(1)(a) | words substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 14(2) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | reg. 31(7) | words substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 14(3)(a) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | reg. 31(7) | words inserted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 14(3)(b) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | reg. 32(5)(b)(i) | word substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 15(2) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | reg. 33A 33B | inserted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 16 | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | reg. 38(1) | words substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 17(3) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | reg. 38(2)(3) | words substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 17(4) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | reg. 38(4) | substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 17(5) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | reg. 38(5) | words substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 17(6)(a) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | reg. 38(5) | words substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 17(6)(b) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | reg. 38(6) | words substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 17(3) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 2 para. 1(a) | words substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 7(a) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 2 para. 4 | omitted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 7(b) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 2 para. 5 | omitted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 7(b) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 2 para. 6 | omitted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 7(b) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 2 | words substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 9(2)(a) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 2 | words substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 9(2)(b)(i) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 2 | words inserted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 9(2)(b)(ii) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 2 | words substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 9(2)(c)(i) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 2 | words inserted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 9(2)(c)(ii) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 2 | words inserted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 9(3) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 2 | words omitted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 9(4) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 2 | words substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 9(5)(a) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 2 | words inserted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 9(5)(b) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 2 | words substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 9(5)(c) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 2 | words added | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 9(6) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 2 | provisions renumbered | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 10(2) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 2 | provisions renumbered | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 10(3) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 2 | provisions renumbered | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 10(4) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 3 | words substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 11(2)(a) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 3 | words added | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 11(2)(b) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 3 | words substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 11(2)(c)(i) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 3 | words added | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 11(2)(c)(ii) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 3 | words inserted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 11(3)(a) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 3 | provision renumbered | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 11(3)(b) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 3 | words omitted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 11(4) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 3 | words substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 11(5)(a) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 3 | words added | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 11(5)(b) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 3 | words added | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 11(6) | Yes | |
| The Road Vehicles (Approval) Regulations 2009 | 2009 No. 717 | Sch. 4 Pt. 4 | words substituted | The Road Vehicles (Defeat Devices, Fuel Economy and Type-Approval) (Amendment) Regulations 2018 | 2018 No. 673 | reg. 12(2)(a) | Yes | |