These Regulations bring section 11 and Part 3 of the Investigatory Powers Act 2016 (“the 2016 Act”) (authorisations for obtaining communications data) into force on 5th February 2019. Section 61 had already been partly commenced for the purposes of the operation of sections 87 and 94 only. Section 61 was amended, and sections 60A and 61A were inserted, by regulations 6 and 7 of the Data Retention and Acquisition Regulations 2018 (S.I. 2018/1123), and regulations 6 and 7 will come into force on the day on which section 61(1) of the 2016 Act comes into force (5th February 2019) by virtue of regulation 1(4) of those Regulations. Schedule 1 to those Regulations made further changes to Part 3 of the 2016 Act, and will also commence on 5th February 2019.