“Revenue service” means those periods of time when the vehicle is in operation for the purpose of transportation of passengers or when parked at terminal points prior to departure.

“Transit bus” means any vehicle designed to carry fifteen or more passengers, transporting the general public in urban, suburban or interurban service. It excludes intercity passenger state corporation vehicles regulated by the California Public Utilities Commission or the Interstate Commerce Commission, and chartered buses which are not available to the general public. (Ord. 76-5 § 1, 1976)