27.16.030 VEHICLE AND BOAT REPAIR.
It is unlawful and a public nuisance for any person to engage in, or any property owner to allow to occur, vehicle or boat repair in any residential zone:
(a) Upon any vehicle which is not registered to a current occupant of the premises where the work is being performed; or
(b) Upon more than two (2) vehicles at one time on the same premises or by the same person; or
(c) Outside a fully enclosed structure for uses defined as major motor vehicle repair as defined in Section 27.04. Minor motor vehicle repair may be performed outside a fully enclosed structure where elapsed time between the beginning and end of the repair does not exceed forty-eight (48) hours. Vehicle painting, other than spot painting, shall not be permitted in residential zones.