| Radioactive Substances Act 1993 | 1993 c. 12 | Act | power to modify conferred | Environment Act 1995 | 1995 c. 25 | s. 57(adding1990 c 43 s 78A-78YC) | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | Act | transfer of functions | Environment Act 1995 | 1995 c. 25 | s. 2(1)(e) | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | Act | amended | Environment Act 1995 | 1995 c. 25 | s. 5(5)(h) | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | Act | modified | Environment Act 1995 | 1995 c. 25 | s. 33(5)(g) | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | Act | amended | Environment Act 1995 | 1995 c. 25 | Sch. 22 para. 200 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | Act | power to modify conferred | The Waste and Contaminated Land (Northern Ireland) Order 1997 | 1997 No. 2778 | art. 71 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | Act | transfer of powers in part (W) | The National Assembly for Wales (Transfer of Functions) Order 1999 | 1999 No. 672 | art. 2 Sch. 1 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | Act | applied in part | The Radioactive Substances (Emergency Exemption) (England and Wales) Order 2006 | 2006 No. 3169 | art. 2 | Yes |   1993 c. 12, sections 13, 14 excluded by art. 2(1) |
| Radioactive Substances Act 1993 | 1993 c. 12 | Act | repealed (except ss. 49(1) (for specified purposes), 51, Sch. 4 paras. 2, 5-9, 11) | The Environmental Permitting (England and Wales) (Amendment) Regulations 2011 | 2011 No. 2043 | reg. 17 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | Act | modified | Defence Reform Act 2014 | 2014 c. 20 | Sch. 1 para. 5 | Not yet | |
| Radioactive Substances Act 1993 | 1993 c. 12 | Act | repealed (except ss. 49(1) (for specified purposes), 51, Sch. 4 para. 5) | The Environmental Permitting (England and Wales) Regulations 2016 | 2016 No. 1154 | reg. 72 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | Act | saving for effects of S.I. 2016/1154, reg. 72 | The Environmental Authorisations (Scotland) Regulations 2018 | 2018 No. 219 | Sch. 5 para. 3 4 6 | See note | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 34A heading | words inserted | Judicial Review and Courts Act 2022 | 2022 c. 35 | s. 14(2) | Not yet | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 1 | repealed | The Environmental Permitting (England and Wales) Regulations 2010 | 2010 No. 675 | Sch. 26 Pt. 1 para. 11(2)(a) Sch. 28 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 1-24 | repealed | The Environmental Authorisations (Scotland) Regulations 2018 | 2018 No. 219 | Sch. 7 para. 1 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 1-24 | transitional provisions and savings for effects of S.S.I. 2018/219, sch. 7 Pt. 1 | The Environmental Authorisations (Scotland) Regulations 2018 (Transitional and Savings Provisions) Order 2021 | 2021 No. 1309 | art. 3-5 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 1A-1H 1J | substituted for s. 1 2 | The Radioactive Substances Act 1993 Amendment (Scotland) Regulations 2011 | 2011 No. 207 | reg. 3 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 1A-1J | substituted for s. 1 2 | The Radioactive Substances Act 1993 (Amendment) Regulations (Northern Ireland) 2011 | 2011 No. 290 | reg. 3 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 1A | word inserted | The Radioactive Substances (Modification of Enactments) Regulations (Northern Ireland) 2018 | 2018 No. 116 | reg. 2(2)(a) | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 1DA | inserted | The Radioactive Substances (Modification of Enactments) Regulations (Northern Ireland) 2018 | 2018 No. 116 | reg. 2(2)(b) | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 1GA | inserted | The Radioactive Substances (Modification of Enactments) Regulations (Northern Ireland) 2018 | 2018 No. 116 | reg. 2(2)(c) | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 2 | repealed | The Environmental Permitting (England and Wales) Regulations 2010 | 2010 No. 675 | Sch. 26 Pt. 1 para. 11(2)(b) Sch. 28 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 3 | repealed | The Environmental Permitting (England and Wales) Regulations 2010 | 2010 No. 675 | Sch. 26 Pt. 1 para. 11(2)(c) Sch. 28 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 4 | repealed | Environment Act 1995 | 1995 c. 25 | Sch. 22 para. 201 Sch. 24 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 4(2)(b) | transfer of functions | Environment Act 1995 | 1995 c. 25 | s. 21(1)(e) | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 5 | repealed | Environment Act 1995 | 1995 c. 25 | Sch. 22 para. 201 Sch. 24 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 6 | repealed | The Environmental Permitting (England and Wales) Regulations 2010 | 2010 No. 675 | Sch. 26 Pt. 1 para. 11(2)(d) Sch. 28 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 7 | repealed | The Environmental Permitting (England and Wales) Regulations 2010 | 2010 No. 675 | Sch. 26 Pt. 1 para. 11(2)(e) Sch. 28 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 7(1)(c) | amended | Environment Act 1995 | 1995 c. 25 | Sch. 22 para. 202(1) | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 7(7) | amended | Environment Act 1995 | 1995 c. 25 | Sch. 22 para. 202(2) | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 7(7) | words omitted | The High-activity Sealed Radioactive Sources and Orphan Sources Regulations 2005 | 2005 No. 2686 | reg. 9(a) | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 7(7A) | inserted | The High-activity Sealed Radioactive Sources and Orphan Sources Regulations 2005 | 2005 No. 2686 | reg. 9(b) | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 7(8)(a) | substituted | The High-activity Sealed Radioactive Sources and Orphan Sources Regulations 2005 | 2005 No. 2686 | reg. 9(c) | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 8 title | substituted | The Environmental Permitting (England and Wales) Regulations 2010 | 2010 No. 675 | Sch. 26 Pt. 1 para. 11(3) | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 8(1)-(3) | repealed | The Environmental Permitting (England and Wales) Regulations 2010 | 2010 No. 675 | Sch. 26 Pt. 1 para. 11(2)(f) Sch. 28 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 8(2) | amended | Environment Act 1995 | 1995 c. 25 | Sch. 22 para. 203 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 8(4) | words substituted | The Environmental Permitting (England and Wales) Regulations 2010 | 2010 No. 675 | Sch. 26 Pt. 1 para. 11(3)(a) | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 8(4)(5) | repealed | The Radioactive Substances Act 1993 Amendment (Scotland) Regulations 2011 | 2011 No. 207 | reg. 8 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 8(4)(5) | repealed | The Radioactive Substances Act 1993 (Amendment) Regulations (Northern Ireland) 2011 | 2011 No. 290 | reg. 8 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 8(5) | words substituted | The Environmental Permitting (England and Wales) Regulations 2010 | 2010 No. 675 | Sch. 26 Pt. 1 para. 11(3)(a) | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 8(6) | words substituted | The Environmental Permitting (England and Wales) Regulations 2010 | 2010 No. 675 | Sch. 26 Pt. 1 para. 11(3)(b) | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 8(8) | repealed | The Environmental Permitting (England and Wales) Regulations 2010 | 2010 No. 675 | Sch. 26 Pt. 1 para. 11(2)(f) Sch. 28 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 9 | repealed | The Environmental Permitting (England and Wales) Regulations 2010 | 2010 No. 675 | Sch. 26 Pt. 1 para. 11(2)(g) Sch. 28 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 10 11 13 15 | saved | The Ionising Radiations Regulations 1999 | 1999 No. 3232 | reg. 30(2) | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 10 | repealed | The Environmental Permitting (England and Wales) Regulations 2010 | 2010 No. 675 | Sch. 26 Pt. 1 para. 11(2)(h) Sch. 28 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 10 | excluded | The Ionising Radiations Regulations (Northern Ireland) 2017 | 2017 No. 229 | reg. 31(2)(a) | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 10(1)(c) | amended | Environment Act 1995 | 1995 c. 25 | Sch. 22 para. 204(1) | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 10(3) s. 10(5)(b) | amended | Environment Act 1995 | 1995 c. 25 | Sch. 22 para. 204(2) | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 10(5)(a) | substituted | The High-activity Sealed Radioactive Sources and Orphan Sources Regulations 2005 | 2005 No. 2686 | reg. 10 | Yes | |
| Radioactive Substances Act 1993 | 1993 c. 12 | s. 11 title | substituted | The Environmental Permitting (England and Wales) Regulations 2010 | 2010 No. 675 | Sch. 26 Pt. 1 para. 11(4) | Yes | |