California Government Code
Litter receptacles shall be placed in all public places in the state, including, but not limited to, the following:
(a) Drive-in restaurants and fast food outlets.
(b) Gasoline service stations.
(e) Boat launching and takeout areas.
(f) Boat moorage and fueling stations.
(h) Parks and campgrounds.
(j) Outdoor parking lots which have a capacity of 50 or more automobiles and which are contiguous to the public places listed in this section.
The board may further define “public place” by specifying in its regulations particular types of places that are subject to the requirements of this section.
Litter receptacles need be placed in such public places only during times such places, or events held at them, are open to the public.