(1) This section applies if an application for a site closing certificate has been made under section 414, 415, 416 or 418.
(2) At any time before a decision on the application is made by the Minister, the applicant may, by written notice given to the Minister, vary the application.
(3) A variation of an application must be made in the approved manner.
(4) A variation of an application may be made—
(a) on the applicant's own initiative; or
(b) at the request of the Minister.
(5) A variation of an application may set out any additional matters that the applicant wishes to be considered.
(6) If an application under this section is varied, a reference in this Act to the application is a reference to the application as varied.