All stationary tanks or vessels for the storage and/or dispensing of volatile fuels or chemicals or compressed gas shall be tested, in accordance with AIA standards, prior to their installation and at least once every two (2) years of service, including all piping, dispensers and appurtenant systems and parts, such test to be under the direction and supervision of the Chief of the Fire Department, who shall certify the results of such testing and the safety of the equipment prior to the issuance of any license or permit for use. (Ord. 2017-16, 10-5-2017)