| The Waste and Contaminated Land (Northern Ireland) Order 1997 | 1997 No. 2778 | art. 2(2) | words inserted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 2(2)(a) | Yes | |
| The Waste and Contaminated Land (Northern Ireland) Order 1997 | 1997 No. 2778 | art. 2(2) | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 2(2)(b) | Yes | |
| The Waste and Contaminated Land (Northern Ireland) Order 1997 | 1997 No. 2778 | art. 2(2) | words inserted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 2(2)(c)(i) | Yes | |
| The Waste and Contaminated Land (Northern Ireland) Order 1997 | 1997 No. 2778 | art. 2(2) | words inserted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 2(2)(c)(ii) | Yes | |
| The Waste and Contaminated Land (Northern Ireland) Order 1997 | 1997 No. 2778 | art. 2(2) | words omitted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 2(2)(d) | Yes | |
| The Waste and Contaminated Land (Northern Ireland) Order 1997 | 1997 No. 2778 | art. 2(7) | words inserted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 2(3) | Yes | |
| The Waste and Contaminated Land (Northern Ireland) Order 1997 | 1997 No. 2778 | art. 2(7A)(7B) | inserted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 2(4) | Yes | |
| The Waste and Contaminated Land (Northern Ireland) Order 1997 | 1997 No. 2778 | art. 19(2) | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 2(5) | Yes | |
| The Waste and Contaminated Land (Northern Ireland) Order 1997 | 1997 No. 2778 | art. 19(4) | word omitted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 2(6)(a) | Yes | |
| The Waste and Contaminated Land (Northern Ireland) Order 1997 | 1997 No. 2778 | art. 19(4)(c) | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 2(6)(b) | Yes | |
| The Waste and Contaminated Land (Northern Ireland) Order 1997 | 1997 No. 2778 | art. 19(4)(d) | inserted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 2(6)(c) | Yes | |
| The Waste and Contaminated Land (Northern Ireland) Order 1997 | 1997 No. 2778 | Sch. 3 | substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 2(7) | Yes | |
| The Environmental Protection (Disposal of Polychlorinated Biphenyls and other Dangerous Substances) Regulations (Northern Ireland) 2000 | 2000 No. 232 | reg. 2(1) | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 3(2) | Yes | |
| The Environmental Protection (Disposal of Polychlorinated Biphenyls and other Dangerous Substances) Regulations (Northern Ireland) 2000 | 2000 No. 232 | Sch. 1 | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 3(3) | Yes | |
| The Waste Management Licensing Regulations (Northern Ireland) 2003 | 2003 No. 493 | reg. 1(3) | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 4(2)(a) | Yes | |
| The Waste Management Licensing Regulations (Northern Ireland) 2003 | 2003 No. 493 | reg. 1(3) | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 4(2)(b) | Yes | |
| The Waste Management Licensing Regulations (Northern Ireland) 2003 | 2003 No. 493 | reg. 1(3) | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 4(2)(c) | Yes | |
| The Waste Management Licensing Regulations (Northern Ireland) 2003 | 2003 No. 493 | reg. 1(3) | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 4(2)(d) | Yes | |
| The Waste Management Licensing Regulations (Northern Ireland) 2003 | 2003 No. 493 | reg. 1(3) | words omitted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 4(2)(e) | Yes | |
| The Waste Management Licensing Regulations (Northern Ireland) 2003 | 2003 No. 493 | reg. 1(3) | words omitted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 4(2)(f) | Yes | |
| The Waste Management Licensing Regulations (Northern Ireland) 2003 | 2003 No. 493 | reg. 1(3) | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 4(2)(g) | Yes | |
| The Waste Management Licensing Regulations (Northern Ireland) 2003 | 2003 No. 493 | reg. 11C(2) | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 4(3) | Yes | |
| The Waste Management Licensing Regulations (Northern Ireland) 2003 | 2003 No. 493 | Sch. 3 Pt. 1 para. 1 | word substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 4(4)(a)(i) | Yes | |
| The Waste Management Licensing Regulations (Northern Ireland) 2003 | 2003 No. 493 | Sch. 3 Pt. 1 para. 1 | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 4(4)(a)(ii) | Yes | |
| The Waste Management Licensing Regulations (Northern Ireland) 2003 | 2003 No. 493 | Sch. 3 Pt. 1 para. 14(1) | substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 4(4)(b)(i) | Yes | |
| The Waste Management Licensing Regulations (Northern Ireland) 2003 | 2003 No. 493 | Sch. 3 Pt. 1 para. 14(4) | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 4(4)(b)(ii) | Yes | |
| The Waste Management Licensing Regulations (Northern Ireland) 2003 | 2003 No. 493 | Sch. 3 Pt. 3 Table | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 4(4)(c) | Yes | |
| The Waste Management Licensing Regulations (Northern Ireland) 2003 | 2003 No. 493 | Sch. 3 Pt. 4 para. 5(1) | words inserted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 4(4)(d) | Yes | |
| The Waste Management Licensing Regulations (Northern Ireland) 2003 | 2003 No. 493 | Sch. 3 Pt. 4 para. 5(3) | words inserted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 4(4)(e) | Yes | |
| The Landfill Regulations (Northern Ireland) 2003 | 2003 No. 496 | reg. 2(2) | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 5(2)(a) | Not yet | |
| The Landfill Regulations (Northern Ireland) 2003 | 2003 No. 496 | reg. 2(2) | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 5(2)(b) | Not yet | |
| The Landfill Regulations (Northern Ireland) 2003 | 2003 No. 496 | reg. 2(2) | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 5(2)(c) | Not yet | |
| The Landfill Regulations (Northern Ireland) 2003 | 2003 No. 496 | reg. 7(2) | words inserted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 5(3) | Not yet | |
| The Landfill Regulations (Northern Ireland) 2003 | 2003 No. 496 | reg. 9A | inserted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 5(4) | Not yet | |
| The Landfill Allowances Scheme (Northern Ireland) Regulations 2004 | 2004 No. 416 | reg. 2(2) | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 6(2)(a) | Yes | |
| The Landfill Allowances Scheme (Northern Ireland) Regulations 2004 | 2004 No. 416 | reg. 2(2) | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 6(2)(b) | Yes | |
| The Landfill Allowances Scheme (Northern Ireland) Regulations 2004 | 2004 No. 416 | reg. 19(3) | words inserted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 6(3)(a) | Yes | |
| The Landfill Allowances Scheme (Northern Ireland) Regulations 2004 | 2004 No. 416 | reg. 19(4) | words inserted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 6(3)(b) | Yes | |
| The Hazardous Waste Regulations (Northern Ireland) 2005 | 2005 No. 300 | reg. 2(1) | words omitted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 7(2)(a) | Yes | |
| The Hazardous Waste Regulations (Northern Ireland) 2005 | 2005 No. 300 | reg. 2(1) | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 7(2)(b) | Yes | |
| The Hazardous Waste Regulations (Northern Ireland) 2005 | 2005 No. 300 | reg. 2(1) | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 7(2)(c) | Yes | |
| The Hazardous Waste Regulations (Northern Ireland) 2005 | 2005 No. 300 | reg. 2(1) | words inserted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 7(2)(d) | Yes | |
| The Hazardous Waste Regulations (Northern Ireland) 2005 | 2005 No. 300 | reg. 3(1)(a) | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 7(3) | Yes | |
| The Hazardous Waste Regulations (Northern Ireland) 2005 | 2005 No. 300 | reg. 19(4) | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 7(4) | Yes | |
| The Hazardous Waste Regulations (Northern Ireland) 2005 | 2005 No. 300 | reg. 19(5) | substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 7(5) | Yes | |
| The Hazardous Waste Regulations (Northern Ireland) 2005 | 2005 No. 300 | reg. 20(1)(c)(i) | words omitted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 7(6) | Yes | |
| The Hazardous Waste Regulations (Northern Ireland) 2005 | 2005 No. 300 | reg. 23(2)(a)(ii) | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 7(7) | Yes | |
| The Hazardous Waste Regulations (Northern Ireland) 2005 | 2005 No. 300 | reg. 24(2)(c) | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 7(8)(a) | Yes | |
| The Hazardous Waste Regulations (Northern Ireland) 2005 | 2005 No. 300 | reg. 24(2)(c) | words substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 7(8)(b) | Yes | |
| The Hazardous Waste Regulations (Northern Ireland) 2005 | 2005 No. 300 | reg. 37(3A) | substituted | The Waste (Circular Economy) (Amendment) Regulations (Northern Ireland) 2020 | 2020 No. 285 | reg. 7(9)(a) | Yes | |