| National Security Act 2023 | 2023 c. 32 | Act | extended (with modifications) | The National Security Act 2023 (Sovereign Base Areas) Order 2024 | 2024 No. 993 | art. 3 Sch. | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 19 cross-heading | words inserted | National Security (State Threats) Act 2026 | 2026 c. 24 | Sch. para. 21 | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 20 heading | words inserted | National Security (State Threats) Act 2026 | 2026 c. 24 | Sch. para. 22(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 21 heading | words inserted | National Security (State Threats) Act 2026 | 2026 c. 24 | Sch. para. 23(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 1 | coming into force | National Security Act 2023 | 2023 c. 32 | s. 100(1) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 1 | coming into force | The National Security Act 2023 (Commencement No. 1 and Saving Provision) Regulations 2023 | 2023 No. 1272 | reg. 2(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 1(1)(c) | words inserted | National Security (State Threats) Act 2026 | 2026 c. 24 | Sch. para. 15(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 1(1)(c) | words substituted | National Security (State Threats) Act 2026 | 2026 c. 24 | Sch. para. 15(b) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 2 | coming into force | National Security Act 2023 | 2023 c. 32 | s. 100(1) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 2 | coming into force | The National Security Act 2023 (Commencement No. 1 and Saving Provision) Regulations 2023 | 2023 No. 1272 | reg. 2(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 2(1)(d) | words inserted | National Security (State Threats) Act 2026 | 2026 c. 24 | Sch. para. 16(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 2(1)(d) | words substituted | National Security (State Threats) Act 2026 | 2026 c. 24 | Sch. para. 16(b) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 3 | coming into force | National Security Act 2023 | 2023 c. 32 | s. 100(1) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 3 | coming into force | The National Security Act 2023 (Commencement No. 1 and Saving Provision) Regulations 2023 | 2023 No. 1272 | reg. 2(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 4 | coming into force | National Security Act 2023 | 2023 c. 32 | s. 100(1) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 4 | coming into force | The National Security Act 2023 (Commencement No. 1 and Saving Provision) Regulations 2023 | 2023 No. 1272 | reg. 2(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 5 | coming into force | National Security Act 2023 | 2023 c. 32 | s. 100(1) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 5 | coming into force | The National Security Act 2023 (Commencement No. 1 and Saving Provision) Regulations 2023 | 2023 No. 1272 | reg. 2(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 6 | coming into force | National Security Act 2023 | 2023 c. 32 | s. 100(1) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 6 | coming into force | The National Security Act 2023 (Commencement No. 1 and Saving Provision) Regulations 2023 | 2023 No. 1272 | reg. 2(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 7 | coming into force | National Security Act 2023 | 2023 c. 32 | s. 100(1) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 7 | coming into force | The National Security Act 2023 (Commencement No. 1 and Saving Provision) Regulations 2023 | 2023 No. 1272 | reg. 2(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 8 | coming into force | National Security Act 2023 | 2023 c. 32 | s. 100(1) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 8 | coming into force | The National Security Act 2023 (Commencement No. 1 and Saving Provision) Regulations 2023 | 2023 No. 1272 | reg. 2(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 9 | coming into force | National Security Act 2023 | 2023 c. 32 | s. 100(1) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 9 | coming into force | The National Security Act 2023 (Commencement No. 1 and Saving Provision) Regulations 2023 | 2023 No. 1272 | reg. 2(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 10 | coming into force | National Security Act 2023 | 2023 c. 32 | s. 100(1) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 10 | coming into force | The National Security Act 2023 (Commencement No. 1 and Saving Provision) Regulations 2023 | 2023 No. 1272 | reg. 2(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 11 | coming into force | National Security Act 2023 | 2023 c. 32 | s. 100(1) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 11 | coming into force | The National Security Act 2023 (Commencement No. 1 and Saving Provision) Regulations 2023 | 2023 No. 1272 | reg. 2(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 12 | coming into force | National Security Act 2023 | 2023 c. 32 | s. 100(1) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 12 | coming into force | The National Security Act 2023 (Commencement No. 1 and Saving Provision) Regulations 2023 | 2023 No. 1272 | reg. 2(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 12(1)(d) | words inserted | National Security (State Threats) Act 2026 | 2026 c. 24 | Sch. para. 17(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 12(1)(d) | words substituted | National Security (State Threats) Act 2026 | 2026 c. 24 | Sch. para. 17(b) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 13 | coming into force | National Security Act 2023 | 2023 c. 32 | s. 100(1) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 13 | coming into force | The National Security Act 2023 (Commencement No. 1 and Saving Provision) Regulations 2023 | 2023 No. 1272 | reg. 2(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 13(1)(b) | words inserted | National Security (State Threats) Act 2026 | 2026 c. 24 | Sch. para. 18(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 13(2)(b) | words inserted | National Security (State Threats) Act 2026 | 2026 c. 24 | Sch. para. 18(b) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 13(3)(b) | words inserted | National Security (State Threats) Act 2026 | 2026 c. 24 | Sch. para. 18(c) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 14 | coming into force | National Security Act 2023 | 2023 c. 32 | s. 100(1) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 14 | coming into force | The National Security Act 2023 (Commencement No. 1 and Saving Provision) Regulations 2023 | 2023 No. 1272 | reg. 2(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 15 | coming into force | National Security Act 2023 | 2023 c. 32 | s. 100(1) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 15 | coming into force | The National Security Act 2023 (Commencement No. 1 and Saving Provision) Regulations 2023 | 2023 No. 1272 | reg. 2(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 16 | coming into force | National Security Act 2023 | 2023 c. 32 | s. 100(1) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 16 | coming into force | The National Security Act 2023 (Commencement No. 1 and Saving Provision) Regulations 2023 | 2023 No. 1272 | reg. 2(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 16(1)(b) | words inserted | National Security (State Threats) Act 2026 | 2026 c. 24 | Sch. para. 19(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 16(1)(b) | words substituted | National Security (State Threats) Act 2026 | 2026 c. 24 | Sch. para. 19(b) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 17 | coming into force | National Security Act 2023 | 2023 c. 32 | s. 100(1) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 17 | coming into force | The National Security Act 2023 (Commencement No. 1 and Saving Provision) Regulations 2023 | 2023 No. 1272 | reg. 2(a) | Yes | |
| National Security Act 2023 | 2023 c. 32 | s. 17A-17C and cross-heading | inserted | National Security (State Threats) Act 2026 | 2026 c. 24 | s. 2(2) | Yes | |