Pub. L. 118-63, tit. IX, subtit. B, sec. 951
DEFINITIONS.
SEC. 951. 49 USC 40101 note.DEFINITIONS. In this subtitle:(1) Advanced air mobility.—The terms “advanced air mobility” and “AAM” mean a transportation system that is comprised of urban air mobility and regional air mobility using manned or unmanned aircraft. (2) Powered-lift aircraft.—The term “powered-lift aircraft” has the meaning given the term “powered-lift” in section 1.1 of title 14, Code of Federal Regulations. (3) Regional air mobility.—The term “regional air mobility” means the movement of passengers or property by air between 2 points using an airworthy aircraft that—(A) has advanced technologies, such as distributed propulsion, vertical takeoff and landing, powered lift, nontraditional power systems, or autonomous technologies; (B) has a maximum takeoff weight of greater than 1,320 pounds; and (C) is not urban air mobility. (4) Urban air mobility.—The term “urban air mobility” means the movement of passengers or property by air between 2 points in different cities or 2 points within the same city using an airworthy aircraft that—(A) has advanced technologies, such as distributed propulsion, vertical takeoff and landing, powered lift, nontraditional power systems, or autonomous technologies; and (B) has a maximum takeoff weight of greater than 1,320 pounds. (5) Vertiport.—The term “vertiport” means an area of land, water, or a structure used or intended to be used to support the landing, takeoff, taxiing, parking, and storage of powered-lift aircraft or other aircraft that vertiport design and performance standards established by the Administrator can accommodate.