Section 110National security

(1) A provision mentioned in subsection (2) does not apply to personal data to which this Part applies if exemption from the provision is required for the purpose of safeguarding national security.

(2) The provisions are—

(a)
Chapter 2 [^F1of this Part] (the data protection principles), except section 86(1)(a) and (2) and Schedules 9 and 10;
(b)
Chapter 3 [^F2of this Part] (rights of data subjects);
(c)
in Chapter 4 [^F3of this Part], section 108 (communication of a personal data breach to the [^F4Commission]);
(d)
in Part 5—
- (i)
  section 119 (inspection in accordance with international obligations);
- (ii)
  in Schedule 13 (other general functions of the [^F5Commission]), paragraphs 1(a) and (g) and 2;
(e)
in Part 6—
- (i)
  sections 142 to 154 and Schedule 15 ([^F6Commission's] notices and powers of entry and inspection);
- (ii)
  sections 170 to 173 (offences relating to personal data);
- (iii)
  sections 174 to 176 (provision relating to the special purposes).

Amended text

This Section is shown as amended by Data (Use and Access) Act 2025; S.I. 2026/386 (see the annotations below), as incorporated in the text in force on 5 November 2026 as published on legislation.gov.uk.

Annotations

Textual Amendments

F1 Words in s. 110(2)(a) inserted (5.9.2025) by Data (Use and Access) Act 2025 (c. 18), ss. 88(9)(a), 142(1); S.I. 2025/996, reg. 2(1)(b) (with reg. 4)
F2 Words in s. 110(2)(b) inserted (5.9.2025) by Data (Use and Access) Act 2025 (c. 18), ss. 88(9)(b), 142(1); S.I. 2025/996, reg. 2(1)(b) (with reg. 4)
F3 Words in s. 110(2)(c) inserted (5.9.2025) by Data (Use and Access) Act 2025 (c. 18), ss. 88(9)(c), 142(1); S.I. 2025/996, reg. 2(1)(b) (with reg. 4)
F4 Word in s. 110(2)(c) substituted (30.9.2026) by The Data (Use and Access) Act 2025 (Consequential Amendments and Transitional Provision) Regulations 2026 (S.I. 2026/386), reg. 1(2), Sch. 2 para. 23(2)(3); S.I. 2026/1015, reg. 2(c)
F5 Word in s. 110(2)(d)(ii) substituted (30.9.2026) by The Data (Use and Access) Act 2025 (Consequential Amendments and Transitional Provision) Regulations 2026 (S.I. 2026/386), reg. 1(2), Sch. 2 para. 23(2)(3); S.I. 2026/1015, reg. 2(c)
F6 Word in s. 110(2)(e)(i) substituted (30.9.2026) by The Data (Use and Access) Act 2025 (Consequential Amendments and Transitional Provision) Regulations 2026 (S.I. 2026/386), reg. 1(2), Sch. 2 para. 23(2)(3); S.I. 2026/1015, reg. 2(c)

Commencement Information

I1 S. 110 in force at 25.5.2018 by S.I. 2018/625, reg. 2(1)(d)

https://dpa2018.digiphile.law/article/article-110.html

Text as at 5 November 2026.

This is an unofficial convenience version of the Data Protection Act 2018. It is presented “as is” without guarantee of accuracy, completeness or reliability. See the source text for the official version. This site was last updated in November 2026.