# The Counter-Terrorism and Security Act 2015 (Commencement No. 1) Regulations 2015, Regulation 3: Appointed Days


Section 21 (retention of relevant data) of the Act comes into force on 13th April 2015.

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Source: https://www.legislation.gov.uk/uksi/2015/956/regulation/3 (the official version)
Page: https://openlegislation.uk/counter-terrorism-and-security-act-2015-commencement-no-1-regulations-2015/regulation-3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.