C.R.S. § 42-4-610: Unauthorized insignia.

No owner shall display upon any part of the owner's vehicle any official designation, sign, or insignia of any public or quasi-public corporation or municipal, state, or national department or governmental subdivision without authority of such agency or any insignia, badge, sign, emblem, or distinctive mark of any organization or society of which the owner is not a bona fide member or otherwise authorized to display such sign or insignia. Any person who violates any provision of this section commits a class B traffic infraction.