11Extension of authorisations under section 6 , 8 , 9 or 10

11 Extension of authorisations under section 6 , 8 , 9 or 10

(1)  If –

(a) an authorisation is given by the Supreme Court under section 6 , 8 , 9 or 10 ; and

(b) the authorisation has effect –

the Commissioner of Police may, with the written approval of the Premier, apply to the Supreme Court –

(c) for an extension, or a further extension, of the period for which the authorisation has effect; or

(d) for an order authorising the exercise of powers under Division 3 which were not authorised under an order or a previous extension of an order made under section 6 , 8 , 9 or 10 .

(2)  The application must –

(a) be made in writing; and

(b) set out the facts and other grounds on which the Commissioner of Police considers that the extension, or further extension, is, or powers sought are, reasonably necessary to ensure the achievement of the objective of the authorisation.

(3)  The information in the application must be sworn by the Commissioner of Police.

(4)  The Supreme Court may, by order, extend or further extend the period for which the authorisation has effect or authorise the powers sought if it is satisfied that the extension, further extension, or authorisation of the powers sought is reasonably necessary to ensure the achievement of the objective of the authorisation.