| Nuclear Safeguards Act 2000 | 2000 c. 5 | Act | extended (with modifications) | The Nuclear Safeguards (Jersey) Order 2004 | 2004 No. 1288 | art. 2(2) Sch. 2 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | Act | extended (with modifications) | The Nuclear Safeguards (Isle of Man) Order 2004 | 2004 No. 1289 | art. 2(2) Sch. 2 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | Act | extended (with modifications) | The Nuclear Safeguards (Guernsey) Order 2004 | 2004 No. 1290 | art. 2(2) Sch. 2 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | Act | power to modify conferred | Energy Act 2013 | 2013 c. 32 | s. 74(3)(d)(ii) | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 1 | coming into force | The Nuclear Safeguards Act Commencement (No.1) Order 2004 | 2004 No. 1242 | art. 2 3 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 1(1) | words inserted | Energy Act 2013 | 2013 c. 32 | Sch. 12 para. 43(2) | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 1(1) | words substituted | Energy Act 2013 | 2013 c. 32 | Sch. 12 para. 43(3) | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 1(1) | words substituted | The Nuclear Safeguards (EU Exit) Regulations 2019 | 2019 No. 196 | Sch. 3 para. 8(a) | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 1(1) | words omitted | The Nuclear Safeguards (EU Exit) Regulations 2019 | 2019 No. 196 | Sch. 3 para. 8(b) | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 1(1) | words substituted | The Nuclear Safeguards (EU Exit) Regulations 2019 | 2019 No. 196 | Sch. 3 para. 8(c) | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 1(1) | words substituted | The Nuclear Safeguards (EU Exit) Regulations 2019 | 2019 No. 196 | Sch. 3 para. 8(d) | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 1(3) | words substituted | The Nuclear Safeguards (EU Exit) Regulations 2019 | 2019 No. 196 | Sch. 3 para. 9 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 2 | coming into force | The Nuclear Safeguards Act Commencement (No.1) Order 2004 | 2004 No. 1242 | art. 2 3 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 2(1) | words substituted | Energy Act 2013 | 2013 c. 32 | Sch. 12 para. 44(2) | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 2(2) | words substituted | Energy Act 2013 | 2013 c. 32 | Sch. 12 para. 44(3) | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 2(3)(a) | words substituted | Energy Act 2013 | 2013 c. 32 | Sch. 12 para. 44(4) | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 3 | coming into force | The Nuclear Safeguards Act Commencement (No.1) Order 2004 | 2004 No. 1242 | art. 2 3 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 3(1) | words substituted | Energy Act 2013 | 2013 c. 32 | Sch. 12 para. 45(2) | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 3(2)(b) | words substituted | Energy Act 2013 | 2013 c. 32 | Sch. 12 para. 45(3) | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 3(3)(a) | words substituted | Energy Act 2013 | 2013 c. 32 | Sch. 12 para. 45(4) | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 3(3A) | inserted | Energy Act 2013 | 2013 c. 32 | Sch. 12 para. 45(5) | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 3(5) | words substituted | Energy Act 2013 | 2013 c. 32 | Sch. 12 para. 45(6) | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 4 | coming into force | The Nuclear Safeguards Act Commencement (No.1) Order 2004 | 2004 No. 1242 | art. 2 3 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 4 | repealed | Energy Act 2013 | 2013 c. 32 | Sch. 12 para. 46(1) | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 5(1)(a)(c)(3)-(8) | coming into force | The Nuclear Safeguards Act Commencement (No.1) Order 2004 | 2004 No. 1242 | art. 2 3 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 5(2) | coming into force | The Nuclear Safeguards Act Commencement (No.1) Order 2004 | 2004 No. 1242 | art. 2 3 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 5(3A) | inserted | Energy Act 2013 | 2013 c. 32 | Sch. 12 para. 47(2) | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 5(6) | words substituted | Energy Act 2013 | 2013 c. 32 | Sch. 12 para. 47(3) | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 6 | coming into force | The Nuclear Safeguards Act Commencement (No.1) Order 2004 | 2004 No. 1242 | art. 2 3 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 6(2) | disclosure powers extended | Anti-terrorism, Crime and Security Act 2001 | 2001 c. 24 | s. 17 Sch. 4 para. 48 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 6(3A) | inserted | Energy Act 2013 | 2013 c. 32 | Sch. 12 para. 48 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 7 | coming into force | The Nuclear Safeguards Act Commencement (No.1) Order 2004 | 2004 No. 1242 | art. 2 3 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 7(a)(b) | words substituted | Energy Act 2013 | 2013 c. 32 | Sch. 12 para. 49 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 8 | coming into force | The Nuclear Safeguards Act Commencement (No.1) Order 2004 | 2004 No. 1242 | art. 2 3 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 8(2) | powers of seizure extended | Criminal Justice and Police Act 2001 | 2001 c. 16 | s. 50 Sch. 1 para. 68 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 8(2)(c) | modified | Criminal Justice and Police Act 2001 | 2001 c. 16 | s. 63 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 8(2)(c) | words inserted | Criminal Justice and Police Act 2001 | 2001 c. 16 | Sch. 2 para. 22 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 9 | coming into force | The Nuclear Safeguards Act Commencement (No.1) Order 2004 | 2004 No. 1242 | art. 2 3 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 10 | coming into force | The Nuclear Safeguards Act Commencement (No.1) Order 2004 | 2004 No. 1242 | art. 2 3 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 10 | applied | The Nuclear Safeguards (Notification) Regulations 2004 | 2004 No. 1255 | reg. 5(4) | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 11 | coming into force | The Nuclear Safeguards Act Commencement (No.1) Order 2004 | 2004 No. 1242 | art. 2 3 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 12(4) | modified | NUCLEAR SAFEGUARDS ACT 2018 | 2018 c. 15 | s. 5 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | s. 12(4) | words substituted | NUCLEAR SAFEGUARDS ACT 2018 | 2018 c. 15 | Sch. para. 13 | Yes | |
| Nuclear Safeguards Act 2000 | 2000 c. 5 | specified amended provision(s) | Commencement Order | The Criminal Justice and Police Act 2001 (Commencement No. 9) Order 2003 | 2003 No. 708 | art. 2 | Yes |   commencement order for 2001 c. 16 |