| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | Pt. 9A | inserted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(31) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 3(1) | words omitted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 2(2)(a) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 3(1) | words omitted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 2(2)(b)(i)(aa) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 3(1) | words inserted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 2(2)(b)(i)(bb) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 3(1) | words omitted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 2(2)(b)(ii) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 3(1) | words inserted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 2(2)(c) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 3(1) | words inserted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 2(2)(d) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 3(1) | words omitted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 2(2)(e)(i)(aa) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 3(1) | words inserted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 2(2)(e)(i)(bb) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 3(1) | words omitted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 2(2)(e)(ii) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 3(1) | words inserted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(2)(a) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 3(1) | words omitted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(2)(b) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 3(1) | words substituted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(2)(c)(i) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 3(1) | words inserted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(2)(c)(ii) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 3(1) | words substituted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(2)(d) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 3(1) | words substituted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(2)(e) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 3(1) | words substituted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(2)(f) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 3(1) | words substituted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(2)(g)(i) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 3(1) | words inserted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(2)(g)(ii) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 3(1) | words substituted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(2)(h) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 3(1) | words substituted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(2)(i) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 3(1) | words inserted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(2)(j) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 6(1) | words substituted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(3)(a) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 6(3) | words substituted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(3)(a) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 6(3A)-(3C) | inserted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(3)(b) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 6(7) | inserted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(3)(c) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 7(1)(c) | words substituted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(4)(a) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 7(1)(d) | words substituted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(4)(b)(i) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 7(1)(d) | words substituted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(4)(b)(ii) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 7(1)(e)(i) | words substituted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(4)(c) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 7(1)(f) | words substituted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(4)(d) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 9(2) | words inserted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(5)(a)(i) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 9(2)(a) | words substituted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(5)(a)(ii) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 9(2)(b) | words substituted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(5)(a)(iii) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 9(3)(4) | omitted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(5)(b) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 9(10)(a) | sum substituted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(5)(c)(i) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 9(10)(b) | sum substituted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(5)(c)(ii) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 9(18) | words substituted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(5)(d) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 12(1) | words inserted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(6)(a) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 12(4) | word inserted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(6)(b) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 12(14) | omitted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(6)(c) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 14(1) | words substituted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(7)(a) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 14(3) | words inserted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 2(3)(a) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 14(3) | words substituted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(7)(b) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 14(4) | words inserted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 2(3)(b)(i) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 14(4) | words substituted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(7)(c)(i) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 14(4)(a) | words omitted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 2(3)(b)(ii)(aa) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 14(4)(a) | words inserted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 2(3)(b)(ii)(bb) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 14(4)(a) | words inserted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 3(7)(c)(ii) | Yes | |
| The Defence and Security Public Contracts Regulations 2011 | 2011 No. 1848 | reg. 14(4)(b) and word | omitted | The Defence and Security Public Contracts (Amendment) (EU Exit) Regulations 2019 | 2019 No. 697 | reg. 2(3)(b)(iii) | Yes | |