| The Election Petition Rules,1960 | 1960 No. 543 | Rules | applied (with modifications) | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | Sch. 9 para. 1 | Not yet | |
| Magistrates' Courts Act 1980 | 1980 c. 43 | Act | modified | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | art. 127 | Yes | |
| The County Court Rules 1981 | 1981 No. 1687 | Order 45 rule 2 | applied (with modifications) | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | art. 5(7) | Not yet | |
| The County Court Rules 1981 | 1981 No. 1687 | Order 45 rule 1 | applied (with modifications) | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | art. 22(4) | Not yet | |
| Representation of the People Act 1983 | 1983 c. 2 | s. 36(4) | modified | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | Sch. 4 para. 3(1)(c)para. 3(4)(a) | Yes | |
| Representation of the People Act 1983 | 1983 c. 2 | s. 36(5A) | modified | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | Sch. 4 para. 3(1)(c)para. 3(4)(b) | Yes | |
| Representation of the People Act 1983 | 1983 c. 2 | s. 36(6) | modified | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | Sch. 4 para. 3(2) | Yes | |
| Representation of the People Act 1983 | 1983 c. 2 | s. 59(3)(a) | modified | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | art. 14(1)(a) | Yes | |
| Representation of the People Act 1983 | 1983 c. 2 | s. 59(3)(b) | modified | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | art. 14(1)(b) | Yes | |
| Representation of the People Act 1983 | 1983 c. 2 | s. 174 | applied | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | art. 110 | Yes | |
| Representation of the People Act 1983 | 1983 c. 2 | s. 174 | applied | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | art. 111 | Yes | |
| Representation of the People Act 1983 | 1983 c. 2 | s. 174 | applied | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | art. 123(2) | Yes | |
| Representation of the People Act 1983 | 1983 c. 2 | s. 174 | applied | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | art. 124(3) | Yes | |
| The Local Elections (Principal Areas) Rules 1986 | 1986 No. 2214 | Sch. 2 | modified | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | Sch. 4 Pt. 3 | Not yet | |
| not available | 1986 No. 2215 | Sch. 2 | modified | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | Sch. 4 Pt. 4 | Not yet | |
| Local Government Finance Act 1988 | 1988 c. 41 | s. 65(6) | modified | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | art. 146 | Yes | |
| The Town and Country Planning (Control of Advertisements) Regulations 1992 | 1992 No. 666 | Regulations | applied | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | art. 138 | Yes | |
| The National Assembly for Wales (Representation of the People) Order 1999 | 1999 No. 450 | Order | revoked | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | art. 1(2) | Not yet | |
| Northern Ireland Act 2000 | 2000 c. 1 | s. 56 | applied (with modifications) | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | Sch. 6 para. 7 | Yes | |
| Northern Ireland Act 2000 | 2000 c. 1 | s. 57-60 | applied | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | Sch. 6 para. 7 | Yes | |
| Northern Ireland Act 2000 | 2000 c. 1 | s. 61 | applied (with modifications) | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | Sch. 6 para. 9 | Yes | |
| Northern Ireland Act 2000 | 2000 c. 1 | s. 162 | applied | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | Sch. 6 para. 6(2) | Yes | |
| The Representation of the People (England and Wales) Regulations 2001 | 2001 No. 341 | reg. 48 | extended | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | Sch. 1 para. 2 | Yes | |
| The National Assembly for Wales (Representation of the People) (Amendment) Order 2002 | 2002 No. 834 | Order | revoked | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | art. 1(2) | Not yet | |
| The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | Sch. 5 | modified | The National Assembly for Wales (Representation of the People) Order 2003 | 2003 No. 284 | Sch. 4 Pt. 2 | Not yet | |