14Duration of authorisation

14 Duration of authorisation

(1)  An authorisation has effect, unless sooner revoked, during the period beginning when it is given (or at such later time or date as is specified in the authorisation) and ending at the time and on the date specified in the authorisation.

(2)  The period for which an authorisation has effect must not exceed –

(a) in the case of an interim authorisation for the exercise of powers under Division 3 given by the Commissioner of Police under section 9 or 10 , 72 hours; or

(b) in the case of an authorisation for the exercise of powers under Division 3 given by the Supreme Court under section 9 or 10 , 14 days; or

(c) in the case of an authorisation given by the Commissioner under section 7 or the Supreme Court under section 8 , 12 months.

(3)  The Commissioner of Police may at any time revoke an interim authorisation given by him or her.

(4)  The cessation of an authorisation (by revocation or otherwise) does not affect anything lawfully done in reliance on the authorisation before it ceased to have effect.

(5)  The cessation of an authorisation does not prevent a further authorisation being given.