No building hereafter constructed, erected or altered shall be occupied or used in whole or in part for any use whatsoever, and no change of use of any building or part thereof shall hereafter be made, until an occupancy permit has been issued by the Zoning Officer, certifying that the building or use complies with provisions of this chapter and with the zoning permit issued therefor, if any. Such occupancy permits shall be issued or denied by the Zoning Officer within 10 days from date of written application therefor.