In section 71 of the Regulation of Investigatory Powers Act 2000 (issue and revision of codes of practice), after subsection (2) insert -
"(2A) A code of practice under subsection (1) that relates (expressly or otherwise) to the exercise and performance, in connection with the prevention or detection of serious crime, of powers and duties conferred or imposed by or under Part 1 of this Act -
(a) shall include provision designed to protect the public interest in the confidentiality of journalistic sources;
(b) shall not be issued unless the Secretary of State has first consulted the Interception of Communications Commissioner and considered any relevant report made to the Prime Minister under section 58."