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(b) subject to any renewal under this Division, ceases to have effect upon the expiration of the period specified by the authorizing officer when issuing the executive authorization, which in any case is not to be longer than the period of 3 months beginning with the time when it takes effect.

Renewal of executive authorizations

17. Application for renewal of executive authorization

(1) At any time before an executive authorization ceases to have effect, an officer of the department concerned may apply to an authorizing officer of the department for the renewal of the executive authorization.

(2) The application is—

(a) to be made in writing; and

(b) to be supported by—

(i) a copy of the executive authorization sought to be renewed;

(ii) copies of all statements provided under this Part for the purposes of any application for the issue or renewal of the executive authorization, or for the purposes of any application made further to an oral application for confirmation of the executive authorization or its previous renewal; and

(iii) a statement in writing made by the applicant which is to comply with the requirements specified in Part 4 of Schedule 3.

18. Determination of application for renewal of executive authorization

(1) Upon considering an application for the renewal of an executive authorization made under section 17, the authorizing officer may, subject to subsection (2)—

(a) grant the renewal sought under the application, with or without variations; or

(b) refuse to grant the renewal.

(2) The authorizing officer shall not grant the renewal unless—

(a) he is satisfied that the conditions for the renewal under section 3 have been met; and

(b) without limiting the generality of paragraph (a), he has taken into consideration the period for which the executive authorization has had effect since its first issue.