Authorisation of surveillance and human intelligence sources
5Lawful surveillance etc
1
Conduct to which this Act applies shall be lawful for all purposes if—
a
an authorisation under this Act confers an entitlement to engage in that conduct on the person whose conduct it is; and
b
that person’s conduct is in accordance with the authorisation.
2
A person shall not be subject to any civil liability in respect of any conduct of that person which—
a
is incidental to any conduct that is lawful by virtue of subsection (1) above; and
b
is not itself conduct an authorisation or warrant for which is capable of being granted under a relevant enactment and might reasonably have been expected to have been sought in the case in question.
3
In this section “relevant enactment” means—
a
an enactment contained in this Act; or
b
an enactment contained in Part III of the Police Act 1997 (c. 50) (authorisation of interference with property and wireless telegraphy) insofar as relating to a police force.