The authority for public airport donations is 49 U.S.C. 47151. 49 U.S.C. 47151 authorizes executive agencies to give priority consideration to requests from a public airport (as defined in 49 U.S.C. 47102) for the donation of surplus property if the Department of Transportation (DOT) considers the property appropriate for airport purposes and GSA approves the donation.
Code of Federal Regulations
[67 FR 2584, Jan. 18, 2002, as amended at 71 FR 23868, Apr. 25, 2006]