1. Short title This Act may be cited as the Airport Security Act of 2017 . 2. Prohibition of possession of firearms at airports (a) Program To prohibit possession of firearms at airports Section 44903 of title 49, United States Code, is amended by adding at the end the following new subsection: (o) Program To prohibit possession of firearms at airports (1) Establishment The Administrator of the Transportation Security Administration shall establish and carry out a program to prohibit, except as provided in paragraph (3), any individual from possessing a firearm at a covered airport, including any individual who enters the airport, or who exits public transportation at the airport, for the following purposes: (A) Air travel. (B) Meeting another individual. (C) Picking up cargo. (D) Employment at the airport. (2) Requirements for airport operators In carrying out the program established under paragraph (1), the Administrator shall require each airport operator to— (A) conspicuously display notices summarizing the program described in paragraph (1)— (i) at each entrance to the airport; and (ii) in such form, and containing such information, as the Administrator shall by regulation prescribe; and (B) require law enforcement personnel to— (i) monitor the airport to prevent violations of paragraph (1)