http://www.legislation.gov.uk/ukpga/2018/32/section/1Prisons (Interference with Wireless Telegraphy) Act 2018An Act to make provision about interference with wireless telegraphy in prisons and similar institutions.texttext/xmlenStatute Law Database2019-07-162018-12-20 11Section 1 of the Prisons (Interference with Wireless Telegraphy) Act 2012 (interference with wireless telegraphy in prisons etc) is amended as follows.2After subsection (2) insert—2AThe Secretary of State may authorise a public communications provider to interfere with wireless telegraphy.2BAn interference with wireless telegraphy authorised under subsection (2A) may be carried out only for the purpose of—apreventing the use within a relevant institution in England and Wales of an item specified in subsection (3), orbdetecting or investigating the use within a relevant institution in England and Wales of such an item.2CAn authorisation under subsection (2A) may be given in relation to—aone or more relevant institutions in England and Wales,bone or more kinds of relevant institution in England and Wales, orcrelevant institutions in England and Wales generally.3In subsection (4), after “subsection (2)(b)” insert “ or (2B)(b) ”.4Omit subsection (5).5In subsection (6), for “The conduct to which subsection (5) applies is” substitute “ The following conduct is lawful for all purposes— ”.6After subsection (6) insert—6AThe following conduct is lawful for all purposes—ainterference with wireless telegraphy that—iis authorised under subsection (2A), andiiis carried out in accordance with subsection (2B) and any direction given under section 2,bthe retention, use or disclosure of any traffic data, collected as a result of such an interference with wireless telegraphy, which is carried out in accordance with this Act.7The Schedule (interference with wireless telegraphy in prisons etc) has effect.