Navigable Airspace Law and Legal Definition

Navigable airspace is the airspace above a prescribed minimum altitude of flight. The following is an example of a federal statute defining navigable airspace.

According to 49 USCS § 40102 (32), ‘navigable airspace’ means “airspace above the minimum altitudes of flight prescribed by regulations under this subpart and subpart III of this part [49 USCS §§ 40101 et seq., 44101 et seq.], including airspace needed to ensure safety in the takeoff and landing of aircraft.”