The owner or proprietor of a boat rental or charter operation shall cause to be kept a record of the name and address of the person or persons hiring any vessel, the identification number of such vessel, the departure date and the time and the date and the time of the return of such vessel. The records shall be preserved for not less than six months after the departure date of such vessel and shall be kept available for inspection by any duly authorized agency or authority. Prior to departure from the premises of the boat rental or charter operation any such vessel shall carry the equipment required by Chapter 14.20. (Ord. 1937 § 24, 1997: Ord. 377 § 28, 1965).