(1)The person who granted or, as the case may be, last renewed an authorisation under this Act shall cancel it—
(a)if satisfied that the authorised conduct no longer satisfies the requirements of section 6(2)(a) and (b), 7(2)(a) and (b) or, as the case may be, 10(2)(a) and (b) above; or
(b)in the case of an authorisation under section 7 above, if satisfied that arrangements for the source’s case that satisfy the requirements of subsection (2)(c) of that section no longer exist.
(2)Where an authorisation under this Act was granted or, as the case may be, last renewed—
(a)by a person entitled to act for any other person; or
(b)by the deputy of any other person,
that other person shall cancel the authorisation if satisfied as to either of the matters mentioned in subsection (1) above.
(3)Where an authorisation under this Act was granted or, as the case may be, last renewed by a person whose deputy had power to grant it and it is not reasonably practicable for that person to cancel it under subsection (1) above, that deputy shall cancel the authorisation if he is satisfied as to either of the matters mentioned in subsection (1) above.
(4)The Scottish Ministers may by regulations provide for the person by whom any duty imposed by this section is to be performed in a case in which it would otherwise fall on a person who is no longer available to perform it.
(5)Regulations under subsection (4) above may provide for the person on whom the duty is to fall to be a person appointed in accordance with the regulations.
(6)The references in this section to a person’s deputy are references, in relation to a chief constable of a police force, to the designated deputy of the chief constable.
(7)In this section “designated deputy” has the same meaning as in section 12 above.