| Land Compensation Act 1961 | 1961 c. 33 | Act | applied | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 16(3) | Yes | |
| Land Compensation Act 1961 | 1961 c. 33 | Pt. 1 | applied | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 13(4) | Yes | |
| Land Compensation Act 1961 | 1961 c. 33 | Pt. 1 | applied | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 14(7) | Yes | |
| Land Compensation Act 1961 | 1961 c. 33 | Pt. 1 | applied | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 16(4) | Yes | |
| Land Compensation Act 1961 | 1961 c. 33 | Pt. 1 | applied | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 18(10) | Yes | |
| Land Compensation Act 1961 | 1961 c. 33 | Pt. 1 | applied | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 19(5) | Yes | |
| Land Compensation Act 1961 | 1961 c. 33 | Pt. 1 | applied | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 23(5) | Yes | |
| Land Compensation Act 1961 | 1961 c. 33 | Pt. 1 | applied | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 27(4) | Yes | |
| Land Compensation Act 1961 | 1961 c. 33 | Pt. 1 | applied | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 28(6) | Yes | |
| Land Compensation Act 1961 | 1961 c. 33 | Pt. 1 | applied | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 29(7) | Yes | |
| Land Compensation Act 1961 | 1961 c. 33 | Pt. 1 | applied | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 35(3) | Yes | |
| Land Compensation Act 1961 | 1961 c. 33 | Pt. 1 | applied | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 36(4) | Yes | |
| Compulsory Purchase Act 1965 | 1965 c. 56 | Act | applied (with modifications) | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | Sch. 6 para. 3(1) | Yes | |
| Compulsory Purchase Act 1965 | 1965 c. 56 | Pt. 1 | applied (with modifications) | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | Sch. 6 para. 3(2)-9 | Yes | |
| Compulsory Purchase Act 1965 | 1965 c. 56 | s. 8(1) | excluded | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 26 | Yes | |
| Compulsory Purchase Act 1965 | 1965 c. 56 | s. 11(3) | excluded | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | Sch. 9 para. 23(1) | Yes | |
| Compulsory Purchase Act 1965 | 1965 c. 56 | s. 13 | applied | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 28(10) | Yes | |
| Compulsory Purchase Act 1965 | 1965 c. 56 | s. 13 | applied | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 29(10) | Yes | |
| Land Compensation Act 1973 | 1973 c. 26 | Act | applied (with modifications) | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | Sch. 6 para. 2 | Yes | |
| Control of Pollution Act 1974 | 1974 c. 40 | s. 61(9) | excluded | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 38(2) | Yes | |
| Compulsory Purchase (Vesting Declarations) Act 1981 | 1981 c. 66 | Act | applied (with modifications) | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 24 | Yes | |
| Acquisition of Land Act 1981 | 1981 c. 67 | Sch. 2 Pt. 2 3 | incorporated in part (with modifications) | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 33 | Yes | |
| Town and Country Planning Act 1990 | 1990 c. 8 | s. 264(3)(a) | modified | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 37 | Yes | |
| Town and Country Planning Act 1990 | 1990 c. 8 | s. 271 272 | restricted | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | Sch. 9 para. 23(3) | Yes | |
| Environmental Protection Act 1990 | 1990 c. 43 | s. 82(2) | excluded | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 38(1) | Yes | |
| New Roads and Street Works Act 1991 | 1991 c. 22 | Pt. 3 | modified | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 9(2) | Yes | |
| New Roads and Street Works Act 1991 | 1991 c. 22 | s. 54 | applied (with modifications) | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 9(4)-(6) | Yes | |
| New Roads and Street Works Act 1991 | 1991 c. 22 | s. 54-106 | applied | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 11(3) | Yes | |
| New Roads and Street Works Act 1991 | 1991 c. 22 | s. 55 | applied (with modifications) | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 9(4)-(6) | Yes | |
| New Roads and Street Works Act 1991 | 1991 c. 22 | s. 56 | excluded | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 9(3) | Yes | |
| New Roads and Street Works Act 1991 | 1991 c. 22 | s. 56A | excluded | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 9(3) | Yes | |
| New Roads and Street Works Act 1991 | 1991 c. 22 | s. 57 | applied (with modifications) | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 9(4)(5) | Yes | |
| New Roads and Street Works Act 1991 | 1991 c. 22 | s. 58 | excluded | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 9(3) | Yes | |
| New Roads and Street Works Act 1991 | 1991 c. 22 | s. 58A | excluded | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 9(3) | Yes | |
| New Roads and Street Works Act 1991 | 1991 c. 22 | s. 59 | applied (with modifications) | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 9(4)(5) | Yes | |
| New Roads and Street Works Act 1991 | 1991 c. 22 | s. 60 | applied (with modifications) | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 9(4)(5) | Yes | |
| New Roads and Street Works Act 1991 | 1991 c. 22 | s. 68 | applied (with modifications) | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 9(4)(5) | Yes | |
| New Roads and Street Works Act 1991 | 1991 c. 22 | s. 69 | applied (with modifications) | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 9(4)(5) | Yes | |
| New Roads and Street Works Act 1991 | 1991 c. 22 | s. 73A | excluded | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 9(3) | Not yet | |
| New Roads and Street Works Act 1991 | 1991 c. 22 | s. 73B | excluded | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 9(3) | Not yet | |
| New Roads and Street Works Act 1991 | 1991 c. 22 | s. 73C | excluded | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 9(3) | Not yet | |
| New Roads and Street Works Act 1991 | 1991 c. 22 | s. 75 | applied (with modifications) | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 9(4)(5) | Yes | |
| New Roads and Street Works Act 1991 | 1991 c. 22 | s. 76 | applied (with modifications) | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 9(4)(5) | Yes | |
| New Roads and Street Works Act 1991 | 1991 c. 22 | s. 77 | applied (with modifications) | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 9(4)(5) | Yes | |
| New Roads and Street Works Act 1991 | 1991 c. 22 | s. 78A | excluded | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 9(3) | Not yet | |
| New Roads and Street Works Act 1991 | 1991 c. 22 | Sch. 3A | excluded | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 9(3) | Yes | |
| Water Industry Act 1991 | 1991 c. 56 | s. 106 | applied | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 17(2) | Yes | |
| Housing and Planning Act 2016 | 2016 c. 22 | s. 203 | excluded | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | Sch. 9 para. 23(1) | Yes | |
| The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 1 | coming into force | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 1 | Yes | |
| The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 2 | coming into force | The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016 | 2016 No. 863 | art. 1 | Yes | |