(1) For the purpose of assessing an application under section 189 for an exemption, the Authority may, in writing, request the applicant to give to the Authority specified additional information or a specified additional document.
(2) The application is taken to have been withdrawn if the additional information or document has not been provided before the end of:
(a) 20 business days after the Authority gives the request to the applicant; or
(b) if the Authority extends that period in accordance with section 253--that extended period.