OpenLegislation

National Security Act 2023

2023 c. 32 · Enacted 11 July 2023 · Extends to United Kingdom

Not fully up to date. 3 changes made by later legislation have not yet been written into this text, which is revised to 17 July 2026.

See the changes not yet applied
ProvisionChangeMade by
Sch. 7 para. 8(4)(ea)insertedCrime and Policing Act 2026 s. 239(6)
Sch. 7 para. 8(4A)insertedCrime and Policing Act 2026 s. 239(7)
Sch. 7 para. 8(7)(8)insertedCrime and Policing Act 2026 s. 239(8)
An Act to make provision about threats to national security from espionage, sabotage and persons acting for foreign powers; about the extra-territorial application of Part 2 of the Serious Crime Act 2007; for the registration of certain arrangements with, and activities of, specified persons and foreign powers; about the award of damages in proceedings relating to national security and the payment of damages at risk of being used for the purposes of terrorism; about the availability of legal aid to persons connected with terrorism; to amend the Terrorism Act 2000; and for connected purposes. [11th July 2023]

Be it enacted by the King’s most Excellent Majesty, by and with the advice and consent of the Lords Spiritual and Temporal, and Commons, in this present Parliament assembled, and by the authority of the same, as follows:—C1

Contents

  1. Part 1: Espionage, sabotage and persons acting for foreign powers
  2. Espionage etc
  3. 1Obtaining or disclosing protected information
  4. 2Obtaining or disclosing trade secrets
  5. 3Assisting a foreign intelligence service
  6. Entering and inspecting places used for defence etc
  7. 4Entering etc a prohibited place for a purpose prejudicial to the UK
  8. 5Unauthorised entry etc to a prohibited place
  9. 6Powers of police officers in relation to a prohibited place
  10. 7Meaning of “prohibited place”
  11. 8Power to designate additional sites as prohibited places
  12. 9Power to designate a cordoned area to secure defence aircraft
  13. 10Duration of cordon
  14. 11Powers of police in relation to a cordoned area
  15. Sabotage
  16. 12Sabotage
  17. Foreign interference
  18. 13Foreign interference: general
  19. 14Foreign interference: meaning of “interference effect”
  20. 15Foreign interference: meaning of “prohibited conduct”
  21. 16Foreign interference in elections
  22. Obtaining benefits from a foreign intelligence service
  23. 17Obtaining etc material benefits from a foreign intelligence service
  24. Offences relating to designated bodies
  25. 17ASupporting a designated body
  26. 17BAssisting a designated body
  27. 17CObtaining etc material benefits from a designated body
  28. Preparatory conduct
  29. 18Preparatory conduct
  30. Acting for foreign power or designated body as aggravating factor in sentencing
  31. 19Aggravating factor where foreign power condition met: England and Wales
  32. 20Aggravating factor where foreign power or designated body condition met: Northern Ireland
  33. 21Aggravating factor where foreign power or designated body condition met: Scotland
  34. 22Aggravating factor where foreign power condition met: armed forces
  35. Powers of investigation etc
  36. 23Powers of search etc
  37. 24Disclosure orders
  38. 25Customer information orders
  39. 26Account monitoring orders
  40. 27Arrest without warrant
  41. 28Use of reasonable force
  42. 29Border security
  43. 30Offences under Part 2 of the Serious Crime Act 2007
  44. Foreign power condition and foreign power threat activity
  45. 31The foreign power condition
  46. 32Meaning of “foreign power”
  47. 33Foreign power threat activity and involvement in that activity
  48. Designation of bodies involved in foreign power threat activity
  49. 33APower to designate bodies involved in foreign power threat activity
  50. 33BThe designated body condition
  51. Removal of designation
  52. 33CRemoval of designation: application
  53. 33DRemoval of designation: appeal
  54. 33EFurther appeal
  55. 33FAppeal: effect on conviction etc.
  56. 33GProceedings under the Human Rights Act 1998
  57. 33HImmunity
  58. Supplementary provision
  59. 34Interpretation
  60. 35Offences by bodies corporate etc
  61. 36Offences committed outside the United Kingdom
  62. 37Consents to prosecutions
  63. 38Power to exclude the public from proceedings
  64. Part 2: Prevention and investigation measures
  65. Imposition of prevention and investigation measures
  66. 39Power to impose prevention and investigation measures
  67. 40Conditions A to E
  68. Five year limit on imposition of measures
  69. 41Five year limit for Part 2 notices
  70. Court scrutiny of imposition of measures
  71. 42Prior permission of the court
  72. 43Urgent cases: reference to the court etc
  73. 44Directions hearing
  74. 45Review hearing
  75. Consultation requirements
  76. 46Criminal investigations into foreign power threat activity
  77. Review of ongoing necessity
  78. 47Review of ongoing necessity
  79. Changes concerning Part 2 notices
  80. 48Variation of measures
  81. 49Revocation and revival of Part 2 notices
  82. 50Replacement of a Part 2 notice that is quashed etc
  83. 51Other provision relating to the quashing of Part 2 notice
  84. Appeals and court proceedings
  85. 52Appeals
  86. 53Jurisdiction in relation to decisions under this Part
  87. 54Proceedings relating to measures
  88. Other safeguards
  89. 55Reports on exercise of powers under this Part
  90. Enforcement
  91. 56Offence
  92. 57Powers of entry etc
  93. 58Fingerprints and samples
  94. Supplementary provisions
  95. 59Notices
  96. 60Contracts
  97. 61Legal aid in relation to Part 2 notices
  98. 62Interpretation etc
  99. Part 3: Review of the operation of Parts 1 and 2 etc
  100. 63Reviews: general
  101. 64Reviews of detention under Part 1
  102. Part 4: Foreign activities and foreign influence registration scheme
  103. Activities of specified persons
  104. 65Requirement to register foreign activity arrangements
  105. 66Meaning of “specified person”
  106. 67Offence of carrying out etc relevant activities pursuant to unregistered foreign activity arrangement
  107. 68Requirement to register relevant activities of specified persons
  108. Political influence activities of foreign powers
  109. 69Requirement to register foreign influence arrangements
  110. 70Meaning of “political influence activity”
  111. 71Offence of carrying out etc political influence activities pursuant to unregistered foreign influence arrangement
  112. 72Requirement to register political influence activities of foreign powers
  113. Exemptions
  114. 73Exemptions
  115. Information
  116. 74Registration information
  117. 75Information notices
  118. 76Confidential material
  119. 77Offence of providing false information
  120. 78Offence of carrying out activities under arrangements tainted by false information
  121. 79Publication and disclosure of information
  122. Offences: penalties etc
  123. 80Offences: penalties
  124. 81Offences: supplementary provision
  125. Supplementary
  126. 82Annual report
  127. 83Interpretation
  128. Part 5: Terrorism
  129. Damages in national security proceedings Not yet in force
  130. 84National security proceedings Not yet in force
  131. 85Duty to consider reduction in damages payable by the Crown Not yet in force
  132. 86Section 85: supplementary Not yet in force
  133. 87Sections 84 to 86: interpretation Not yet in force
  134. Freezing and forfeiture of damages Not yet in force
  135. 88Damages at risk of being used for the purposes of terrorism Not yet in force
  136. Legal aid Not yet in force
  137. 89Legal aid for individuals convicted of terrorism offences Not yet in force
  138. 90Legal aid for individuals convicted of terrorism offences: data sharing Not yet in force
  139. 91Legal aid in relation to terrorism prevention and investigation measures Not yet in force
  140. Amendments of the Terrorism Act 2000
  141. 92Amendments of the Terrorism Act 2000
  142. Part 6: Miscellaneous and general provisions
  143. Intelligence and Security Committee
  144. 93Intelligence and Security Committee: memorandum of understanding
  145. General provisions
  146. 94Minor and consequential amendments
  147. 95Power to make consequential amendments
  148. 96Regulations
  149. 97Crown application
  150. 98Extent in the United Kingdom
  151. 99Extent outside the United Kingdom
  152. 100Commencement
  153. 101Transitional and saving provision
  154. 102Short title
  155. Schedule 1: Foreign interference in elections
  156. 1Relevant electoral offences
  157. Part 2: Amendments
  158. 1Electoral Law Act (Northern Ireland) 1962 (c.14 (N.I.))
  159. 2Representation of the People Act 1983 (c. 2)
  160. 3Political Parties, Elections and Referendums Act 2000 (c. 41)
  161. Schedule 2: Powers of entry, search and seizure
  162. Part 1: England and Wales and Northern Ireland
  163. 1Introductory
  164. 2Material other than confidential material: search, seizure and retention
  165. 3Confidential material: production orders
  166. 4Confidential material: production orders
  167. 5Production orders: supplementary provision
  168. 6Production orders: supplementary provision
  169. 7Production orders: supplementary provision
  170. 8Production orders: supplementary provision
  171. 9Confidential material: search, seizure and retention
  172. 10Explanations
  173. 11Explanations
  174. 12Urgent cases
  175. 13Urgent cases
  176. 14Urgent cases
  177. 15Application of PACE
  178. 16Procedure rules
  179. 17Interpretation
  180. Part 2: Scotland
  181. 18Introductory
  182. 19Production orders
  183. 20Production orders
  184. 21Production orders: supplementary
  185. 22Production orders: supplementary
  186. 23Production orders: supplementary
  187. 24Production orders: supplementary
  188. 25Search, seizure and retention
  189. 26Explanations
  190. 27Urgent cases
  191. 28Urgent cases
  192. 29Urgent cases
  193. 30Supplementary
  194. Schedule 3: Disclosure orders
  195. Part 1: England and Wales and Northern Ireland
  196. 1Introductory
  197. 2Disclosure orders
  198. 3Supplementary provision
  199. 4Applications
  200. 5Discharge or variation
  201. 6Rules of court
  202. 7Offences
  203. 8Statements
  204. 9Interpretation
  205. Part 2: Scotland
  206. 10Introductory
  207. 11Disclosure orders
  208. 12Supplementary provision
  209. 13Applications
  210. 14Discharge or variation
  211. 15Rules of court
  212. 16Offences
  213. 17Statements
  214. 18Interpretation
  215. Schedule 4: Customer information orders
  216. 1Customer information orders
  217. 2Supplementary provision
  218. 3Applications
  219. 4Discharge or variation
  220. 5Rules of court
  221. 6Offences
  222. 7Statements
  223. 8Interpretation
  224. Schedule 5: Account monitoring orders
  225. 1Account monitoring orders
  226. 2Applications
  227. 3Discharge or variation
  228. 4Rules of court
  229. 5Effect of orders
  230. 6Statements
  231. 7Interpretation
  232. Schedule 6: Detention under section 27
  233. Part 1: Treatment of persons detained under section 27
  234. 1Place of detention
  235. 2Identification
  236. 3Video recording of interviews
  237. 4Video recording of interviews
  238. 5Status
  239. Part 2: Rights of persons detained under section 27: England, Wales and Northern Ireland
  240. 6Right to have named person informed of detention
  241. 7Right to consult a solicitor
  242. 8Right to consult a solicitor
  243. 9Delay in exercise of rights
  244. 10Taking of intimate and non-intimate samples
  245. 11Taking of intimate and non-intimate samples
  246. 12Taking of intimate and non-intimate samples
  247. 13Taking of intimate and non-intimate samples
  248. 14Taking of intimate and non-intimate samples
  249. Part 3: Rights of persons detained under section 27: Scotland
  250. 15Paragraph 15
  251. 16Paragraph 16
  252. 17Paragraph 17
  253. 18Paragraph 18
  254. Part 4: Dealing with fingerprints and samples etc: United Kingdom
  255. 19Retention of fingerprints and samples etc: general
  256. 20Retention of fingerprints and samples etc: general
  257. 21Retention of fingerprints and samples etc: general
  258. 22Retention of material covered by a national security determination
  259. 23Fingerprints and relevant physical data: further provision
  260. 24Fingerprints and relevant physical data: further provision
  261. 25Samples: further provision
  262. 26Restrictions on use of retained material
  263. 27Material disclosable in connection with a criminal investigation
  264. 28Interpretation
  265. Part 5: Review of detention under section 27
  266. 29Requirement
  267. 30Postponement
  268. 31Grounds for continued detention
  269. 32Review officer
  270. 33Review officer
  271. 34Representations
  272. 35Rights
  273. 36Record
  274. Part 6: Extension of detention under section 27
  275. 37Warrants of further detention
  276. 38Time limit
  277. 39Notice
  278. 40Grounds for extension
  279. 41Representation
  280. 42Information
  281. 43Adjournments
  282. 44Extensions of warrants
  283. 45Detention - conditions
  284. Part 7: Emergency power when Parliament dissolved etc. for temporary extension of maximum period for detention under section 27
  285. 46Paragraph 46
  286. Schedule 6A: DESIGNATED BODIES
  287. 1Paragraph 1
  288. 2Paragraph 2
  289. 3Paragraph 3
  290. Schedule 7: Prevention and investigation measures
  291. Part 1: Measures
  292. 1Residence measure
  293. 2Travel measure
  294. 3Exclusion measure
  295. 4Movement directions measure
  296. 5Financial services measure
  297. 6Property measure
  298. 7Weapons and explosives measure
  299. 8Electronic communication device measure
  300. 9Association measure
  301. 10Work or studies measure
  302. 11Reporting measure
  303. 12Polygraph measure
  304. 13Appointments measure
  305. 14Photography measure
  306. 15Monitoring measure
  307. 16Provision of residence information measure
  308. Part 2: Permission and notices
  309. 17Permission
  310. 18Notices
  311. 19Power of Secretary of State to vary or revoke notices
  312. Schedule 8: Urgent cases: reference to the court etc
  313. 1Application
  314. 2Statement of urgency
  315. 3Reference to court
  316. 4Decision by court
  317. 5Procedures on reference
  318. 6Interpretation
  319. Schedule 9: Appeals against convictions
  320. 1Paragraph 1
  321. 2Paragraph 2
  322. 3Paragraph 3
  323. 4Paragraph 4
  324. Schedule 10: Proceedings relating to prevention and investigation measures
  325. 1Introductory
  326. 2Rules of court: general provision
  327. 3Rules of court: disclosure
  328. 4Rules of court: disclosure
  329. 5Article 6 rights
  330. 6Rules of court: anonymity
  331. 7Initial exercise of rule-making powers by Lord Chancellor
  332. 8Use of advisers
  333. 9Use of advisers
  334. 10Appointment of special advocate
  335. Schedule 11: Powers of entry, search, seizure and retention
  336. 1Introductory
  337. 2Introductory
  338. 3Introductory
  339. 4Introductory
  340. 5Entry and search for purposes of serving a Part 2 notice
  341. 6Search of individual or premises at time of serving a Part 2 notice
  342. 7Search of premises on suspicion of absconding
  343. 8Search for compliance purposes
  344. 9Search for compliance purposes
  345. 10Search of individual for public safety purposes
  346. 11Power to retain items
  347. 12Power to retain items
  348. Schedule 12: Fingerprints and samples
  349. 1Taking of fingerprints and samples: England, Wales and Northern Ireland
  350. 2Taking of fingerprints and samples: England, Wales and Northern Ireland
  351. 3Taking of fingerprints and samples: England, Wales and Northern Ireland
  352. 4Taking of relevant physical data and samples: Scotland
  353. 5Checking of fingerprints, samples etc
  354. 6Requirement to destroy material
  355. 7Requirement to destroy material
  356. 8Retention of paragraph 6 material
  357. 9Retention of paragraph 6 material
  358. 10Retention of paragraph 6 material
  359. 11Retention of paragraph 6 material
  360. 12Retention of paragraph 6 material
  361. 13Requirement to destroy samples
  362. 14Use of retained material
  363. 15Interpretation
  364. Schedule 13: Control of a person by a foreign power
  365. Part 1: Conditions for control
  366. 1Paragraph 1
  367. 2Paragraph 2
  368. Part 2: Interpretation of Part 1
  369. 3Interpretation
  370. 4Joint interests
  371. 5Joint arrangements
  372. 6Calculating shareholdings
  373. 7Voting rights
  374. 8Voting rights
  375. 9Shares or rights held “indirectly”
  376. 10Shares held by nominees
  377. 11Rights treated as held by person who controls their exercise
  378. 12Rights treated as held by person who controls their exercise
  379. 13Rights exercisable only in certain circumstances etc
  380. 14Rights attached to shares held by way of security
  381. Part 3: Power to amend thresholds etc
  382. 15Paragraph 15
  383. Schedule 14: Public officials
  384. 1Ministers
  385. 2Ministers
  386. 3Ministers
  387. 4Ministers
  388. 5MPs etc
  389. 6MPs etc
  390. 7MPs etc
  391. 8MPs etc
  392. 9MPs etc
  393. 10Local government
  394. 11Local government
  395. 12Political parties
  396. 13Political parties
  397. 14Election candidates
  398. 15Election candidates
  399. 16Civil servants
  400. 17Military personnel
  401. 18Police
  402. 19Police
  403. 20Police
  404. 21Police
  405. 22Police
  406. 23Police
  407. 24Police
  408. 25Police
  409. 26Police
  410. 27Persons exercising public functions
  411. Schedule 15: Exemptions
  412. 1UK arrangements
  413. 2Foreign powers
  414. 3Diplomatic missions etc
  415. 4Recognised news publishers
  416. 5Recognised news publishers
  417. 6Legal activities
  418. 7Employees etc
  419. 8Power to provide for further exemptions
  420. Schedule 16: Damages at risk of being used for the purposes of terrorism Not yet in force
  421. 1Freezing orders Not yet in force
  422. 2Extension of freezing order Not yet in force
  423. 3Forfeiture Not yet in force
  424. 4Interpretation Not yet in force
  425. 5Interpretation Not yet in force
  426. Schedule 17: Amendments of Terrorism Act 2000
  427. 1Paragraph 1
  428. 2Paragraph 2
  429. Schedule 18: Minor and consequential amendments
  430. 1Official Secrets Act 1911 (c. 28)
  431. 2Official Secrets Act 1920 (c. 75)
  432. 3Official Secrets Act 1939 (c. 121)
  433. 4Police and Criminal Evidence Act 1984 (c. 60)
  434. 5Police and Criminal Evidence (Northern Ireland) Order 1989 (S.I. 1989/1341 (N.I. 12))
  435. 6Official Secrets Act 1989 (c. 6)
  436. 7Criminal Procedure (Scotland) Act 1995 (c. 46)
  437. 8Protection of Freedoms Act 2012 (c. 9)
  438. 9Modern Slavery Act 2015 (c. 30)
  439. 10Investigatory Powers Act 2016 (c. 25)
  440. 11Counter-Terrorism and Border Security Act 2019 (c. 3)