C.R.S. § 41-1-103: Navigation of aircraft.

The public safety requiring and the advantages of uniform regulation making it desirable in the interest of aeronautical progress that aircraft operating within this state should conform with respect to design, construction, and airworthiness to the standards prescribed by the United States government with respect to navigation of aircraft subject to its jurisdiction, it is unlawful for any person to navigate an aircraft within the state unless it is licensed and registered by the department of commerce of the United States in the manner prescribed by the lawful rules and regulations of the United States government then in force.