
1 

(1) These Regulations may be cited as the Investigatory Powers (Codes of Practice, Review of Notices and Technical Advisory Board) Regulations 2025.
(2) These Regulations come into force on the day after the day on which they are made.
(3) These Regulations extend to England and Wales, Scotland and Northern Ireland.
(4) In these Regulations, “the Act” means the Investigatory Powers Act 2016.
2 
The following codes of practice laid before Parliament on 31st March 2025 come into force on the day on which these Regulations come into force—
(a) the new codes entitled—
(i) “Bulk Personal Datasets: Low or no reasonable expectation of privacy”;
(ii) “Notices Regime”;
(iii) “Third Party Bulk Personal Datasets”.
(b) the revised codes entitled—
(i) “Bulk Acquisition of Communications Data”;
(ii) “Bulk Personal Datasets”;
(iii) “Communications Data”;
(iv) “Equipment Interference”;
(v) “Interception of Communications”.
3 

(1) Subject to paragraph (4), a “relevant change” for the purposes of section 258A(2)(b) of the Act means a change (to a service or system within section 258A(3) of the Act) that, if implemented, would have a material effect on the capability of the relevant operator to provide any assistance which the relevant operator may be required to provide in relation to any warrant, authorisation or notice issued or given under the Act.
(2) A relevant change (where it has such an effect) includes—
(a) a change to a data retention period by the relevant operator;
(b) a change in the relevant operator’s ability to lawfully provide communications data;
(c) a change in the relevant operator’s ability to lawfully provide the content of communications;
(d) the decommissioning of a service or system.
(3) The matters which are relevant as to whether a change would have the effect referred to in paragraph (1) include—
(a) the current or expected number of warrants, authorisations or requests issued to the relevant operator;
(b) the operational importance of the data provided under sub-paragraph (a);
(c) the types of service the relevant operator provides;
(d) the customer base of the relevant operator;
(e) the market share of the relevant operator.
(4) A change is not a relevant change if it—
(a) is made by a relevant operator who does not provide, and does not intend to provide, a telecommunications or postal service to more than 10,000 persons, or
(b) fixes a defect in installed software and leaves the intended functionality of the software unchanged.
4 
The Investigatory Powers (Review of Notices and Technical Advisory Board) Regulations 2018 are amended in accordance with regulations 5 to 7.
5 
After regulation 2, insert—“
2A 

(1) For the purposes of sections 90(5) and 257(4) of the Act, the “review period” is a period of 180 days beginning with the day on which the notice is referred to the Secretary of State for review.
(2) The review period in paragraph (1) may be extended for any period of time with the agreement of the Secretary of State, a Judicial Commissioner and the person to whom the notice was given.
(3) Subsequent extensions to the review period may be agreed in accordance with paragraph (2).
2B 

(1) For the purposes of sections 90(10) and 257(9) of the Act, the “relevant period” is a period of 30 days beginning with the day on which the Judicial Commissioner and the Technical Advisory Board report their conclusions to the Secretary of State under sections 90(9)(b) or 257(8)(b) of the Act.
(2) If the Judicial Commissioner and the Technical Advisory Board report their conclusions to the Secretary of State on different days, the relevant period begins with whichever day is the later one.
(3) The relevant period may be extended by the Secretary of State in exceptional circumstances, provided that the period as extended does not end after the review period under regulation 2A (including any extension to the review period).
(4) The Secretary of State must notify in writing the Judicial Commissioner and the person to whom the notice was given of the duration of the extension.”.
6 
In regulation 3—
(a) in paragraph (1), omit “but no more than 15 members”;
(b) in paragraphs (2) and (4), for “Six members (and no more than six members)” substitute “At least six members”.
(c) after paragraph (7), insert—“
(8) So far as is reasonably practicable, the Technical Advisory Board must consist of an equal number of members to whom paragraph (2) applies and members to whom paragraph (4) applies.”.
7 
For regulation 4, substitute—“
4 

(1) The quorum for any Technical Advisory Board is to be seven members of whom—
(a) three are members to whom regulation 3(2) applies,
(b) three are members to whom regulation 3(4) applies, and
(c) one is a member to whom regulation 3(6) applies.
(2) Where there are more than seven members, the Technical Advisory Board must comprise—
(a) an equal number of—
(i) members to whom regulation 3(2) applies, and
(ii) members to whom regulation 3(4) applies, and
(b) at least one member, but no more than three members, to whom regulation 3(6) applies.
(3) This regulation applies to any meeting of the Technical Advisory Board constituted for the purposes of carrying out functions under sections 90 or 257 of the Act.”.
Dan Jarvis
Minister of State
Home Office
5th June 2025