Wyo. Stat. § 10-4-201: Federal license and registration of aircraft required.

Public safety and aeronautical progress require uniformity of regulation. 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 to navigate an aircraft within the state unless it is licensed and registered by the department of transportation of the United States in the prescribed manner.