Colorado § 42-4-606 - Display of unauthorized signs or devices.
Full text of Colorado Colorado Revised Statutes § 42-4-606 — Display of unauthorized signs or devices., with citation guidance and answers to common questions.
§ 42-4-606. Display of unauthorized signs or devices.
(1) No person shall place, maintain, or display upon or in view of any highway any unauthorized sign, signal, marking, or device which purports to be or is an imitation of or resembles an official traffic control device or railroad sign or signal, or which attempts to direct the movement of traffic, or which hides from view or interferes with the effectiveness of any official traffic control device or any railroad sign or signal, and no person shall place or maintain nor shall any public authority permit upon any highway any traffic sign or signal bearing thereon any commercial advertising. The provisions of this section shall not be deemed to prohibit the use of motorist services information of a general nature on official highway guide signs if such signs do not indicate the brand, trademark, or name of any private business or commercial enterprise offering the service, nor shall this section be deemed to prohibit the erection upon private property adjacent to highways of signs giving useful directional information and of a type that cannot be mistaken for official signs.
(2) Every such prohibited sign, signal, or marking is declared to be a public nuisance, and the authority having jurisdiction over the highway is empowered to remove the same or cause it to be removed without notice.
(3) Any person who violates any provision of this section commits a class A traffic infraction.
(4) The provisions of this section shall not be applicable to informational sites authorized under section 43-1-405, C.R.S.
(5) The provisions of this section shall not be applicable to specific information signs authorized under section 43-1-420, C.R.S.
Source: L. 94: Entire title amended with relocations, p. 2344, § 1, effective January 1, 1995.
Editor's note: This section is similar to former § 42-4-507 as it existed prior to 1994, and the former § 42-4-606 was relocated to § 42-4-706.
ANNOTATION
When used to prohibit expressive activities this section is unconstitutional on the basis it is impermissibly broad and vague. Faustin v. City and County of Denver, 104 F. Supp. 2d 1280 (D. Colo. 2000).
Source: official Colorado text · Last verified 2026-08-27
Frequently Asked Questions About Colorado § 42-4-606
What does Colorado Revised Statutes § 42-4-606 cover?
Section 42-4-606 ("Display of unauthorized signs or devices.") is part of the Colorado Revised Statutes, the codified statutory law of Colorado. It sets out the legal rule or procedure described in the text above. Statutes are amended regularly, so always verify against the official source.
How do I cite Colorado § 42-4-606?
A common citation format is "Colorado Revised Statutes § 42-4-606" (Colorado). Legal writing may require the code abbreviation, section number, and year or edition. Match the style required by your court, professor, or publisher.
Is this the official text of Colorado law?
No. This page is for research and education and may not include the most recent amendments. For official current law, check the Colorado official source linked on this page or consult a licensed Colorado attorney.
How does Colorado § 42-4-606 apply to my situation?
Statutes are interpreted in context, and application depends on your specific facts. Only a licensed attorney in Colorado can advise on how this section applies to you. Contact your state or local bar association for a referral.
Sources & Verification
Not legal advice. Verify against the official source and consult a licensed attorney in Colorado.