UK Telecommunications (Security) Act 2021
Telecommunications Security Code of Practice v1.1 (July 2026): measure groups and their Tier 1 and Tier 2 dates – UK Telecommunications (Security) Act 2021

UK Telecommunications (Security) Act 2021 M22: 01 to M22.04 New v1.1 measures by March 2028: further CAF processes, test network default passwords and permitted signalling for fixed networks

What does M22 require?

Have regard to further Cyber Assessment Framework outcomes in business processes (understanding threat, identity and access management, understanding data, data in transit and stored data, lessons learned, and device management); change default passwords at initialisation on test networks and services whose compromise could raise the risk to the public network; and apply the permitted-signalling rule of M3.10 to fixed as well as mobile networks. Due: Tier 1 and Tier 2 by 31 March 2028 (new in v1.1).

Maintained by Gerard BlokdykVerified against the published standard Control text last updated

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