Procedure for registration: authority may seek documents, inquire, and register or refuse trusts after giving hearing. The Chief Commissioner or Commissioner may call for documents or information and make inquiries to satisfy himself about the genuineness of a trust's or institution's objects and activities; after satisfying himself he shall pass a written order registering the trust or institution, and if not satisfied shall pass a written order refusing registration, provided the applicant is given a reasonable opportunity of being heard, and every such order must be passed within the statutory time limit from the end of the month in which the application was received.