| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 3 | words inserted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 4(a) | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 3 | words substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 4(b) | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 3 | words inserted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 4(c) | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 3 | words inserted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 4(d) | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 3 | words inserted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 4(e) | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 3 | words inserted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 4(f) | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 3 | words substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 4(g) | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 10F(4) | words substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 5(a) | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 10F(5)(a) | words substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 5(b) | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 10F(5)(c)(i) | words substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 5(c) | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 10F(8)(a) | words substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 5(d) | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 10F(8)(c) | words substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 5(e) | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 10H(2) | words substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 6 | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 10L(1) | words substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 7 | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 11A | substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 8 | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 11AB(1) | words omitted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 9 | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 11AC(2)-(4) | omitted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 10(2) | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 11AC(5)(b) | words substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 10(3)(a) | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 11AC(5)(b) | word inserted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 10(3)(b) | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 11AC(5)(c) | word substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 10(3)(c) | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 11AC(5)(d) | omitted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 10(3)(d) | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 11AC(6)(a) | omitted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 10(4)(a) | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 11AC(6)(c) | words substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 10(4)(b) | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 11AC(6)(c) | word inserted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 10(4)(c) | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 11AC(6)(d) | word substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 10(4)(d) | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 11AC(6)(e) | omitted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 10(4)(e) | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 11AC(8)(a) | substituted for art. 11AC(8)(a) | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 10(5) | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 11B | omitted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 11 | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 31A(1)(b) | words inserted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 12 | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 39(9) | words substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 13 | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 40(6) | words substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 14 | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 50(3B)-(3D) | substituted for art. 50(3B) | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 15 | Yes | |
| The Electricity (Northern Ireland) Order 1992 | 1992 No. 231 | art. 53A | inserted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 16 | Yes | |
| The Energy (Northern Ireland) Order 2003 | 2003 No. 419 | art. 2(2) | words inserted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 18(a) | Yes | |
| The Energy (Northern Ireland) Order 2003 | 2003 No. 419 | art. 2(2) | words substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 18(b) | Yes | |
| The Energy (Northern Ireland) Order 2003 | 2003 No. 419 | art. 2(2) | words substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 18(c) | Yes | |
| The Energy (Northern Ireland) Order 2003 | 2003 No. 419 | art. 2(2) | words substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 18(d) | Yes | |
| The Energy (Northern Ireland) Order 2003 | 2003 No. 419 | art. 3A(1) | words substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 19(a) | Yes | |
| The Energy (Northern Ireland) Order 2003 | 2003 No. 419 | art. 3A(4) | inserted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 19(b) | Yes | |
| The Energy (Northern Ireland) Order 2003 | 2003 No. 419 | art. 6A(2) | words substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 20 | Yes | |
| The Energy (Northern Ireland) Order 2003 | 2003 No. 419 | art. 6B | words inserted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 21 | Yes | |
| The Energy (Northern Ireland) Order 2003 | 2003 No. 419 | art. 7(5)(a) | words omitted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 22(a) | Yes | |
| The Energy (Northern Ireland) Order 2003 | 2003 No. 419 | art. 7(6) | omitted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 22(b) | Yes | |
| The Energy (Northern Ireland) Order 2003 | 2003 No. 419 | art. 8(1B)(1C) | inserted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 23(a) | Yes | |
| The Energy (Northern Ireland) Order 2003 | 2003 No. 419 | art. 8(2) | words substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 23(b) | Yes | |
| The Energy (Northern Ireland) Order 2003 | 2003 No. 419 | art. 8A(2) | words inserted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 24(a) | Yes | |
| The Energy (Northern Ireland) Order 2003 | 2003 No. 419 | art. 8A(2C)-(2F) | inserted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 24(b) | Yes | |
| The Energy (Northern Ireland) Order 2003 | 2003 No. 419 | art. 12(1A) | words substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 25(a) | Yes | |
| The Energy (Northern Ireland) Order 2003 | 2003 No. 419 | art. 12(5A)(b) and word | omitted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 25(b) | Yes | |
| The Energy (Northern Ireland) Order 2003 | 2003 No. 419 | art. 13(1B) | words substituted | The Electricity (Internal Markets) Regulations (Northern Ireland) 2020 | 2020 No. 307 | reg. 26 | Yes | |