Part 3: Authorisations for obtaining communications data Section 81: Lawfulness of conduct authorised by this Part
Subsection (1) has the effect of making conduct lawful for all purposes if it is conduct in accordance with, or in pursuance of, an authorisation under this Part.
	Subsection (2) exempts a person from civil liability in respect of conduct which is incidental to, or reasonably undertaken in conjunction with an authorisation, so long as the conduct could not itself have reasonably been authorised under this Act, the Regulation of Investigatory Powers Act 2000, the Police Act 1997, or section 5 of the Intelligence Services Act 1994.