C.R.S. § 18-8-102: Obstructing government operations.

(1) (a) A person commits obstructing government operations if the person intentionally obstructs, impairs, or hinders the performance of a governmental function by a public servant by using or threatening to use violence, force, or physical interference or obstacle.

(b) A person commits obstructing government operations if the person repeatedly contacts or calls a public safety emergency call center or public safety entity and the contact or call is not for the legitimate reporting of a public safety concern, to report an emergency, or to seek assistance.

(2) It shall be an affirmative defense that:

(a) The obstruction, impairment, or hindrance was of unlawful action by a public servant; or

(b) The obstruction, impairment, or hindrance was of the making of an arrest; or

(c) The obstruction, impairment, or hindrance of a governmental function was by lawful activities in connection with a labor dispute with the government.

(3) Obstructing government operations is a class 2 misdemeanor.