(1) The Commissioner of Police, on application made to him or her under section 4, may, in any case, grant or refuse the application, but shall not refuse the application for a permit unless there are reasonable grounds for apprehending that the meeting in respect of which the application is made may occasion a breach of the peace or serious public disorder.
(2) Where an application is granted the Commissioner of Police shall issue to the applicant a permit for the desired meeting specifying therein the times between which the meeting may be held and such other terms as to place and otherwise as the Commissioner of Police may consider necessary for the preservation of public order.
(3) The Commissioner of Police shall, at least 36 hours before the time specified in an application in accordance with section 4(2)(c), notify the applicant of his or her decision; and where the application is refused he or she shall state in writing the reasons for such refusal.