No person shall place or maintain or display upon or in view of any highway any light in such position as to prevent the driver of a vehicle from readily recognizing any official traffic control device.
Cal. Veh. Code § 21466
Offenses Relating to Traffic Devices
Amended by Stats. 1970, Ch. 968.
Official source: California Legislative Information. Reproduced from public-domain California statutes; confirm against the official source for the current text. Not legal advice.