; and (B) be available in addition to any other funding available for similar purposes under any other Federal, State, local, or Tribal program. (e) Definitions In this section: (1) Eligible airport The term eligible airport means an airport holding an Airport Operating Certificate issued under part 139. (2) Part 139 The term part 139 means part 139 of title 14, Code of Federal Regulations. (3) PFAS replacement program The term PFAS replacement program means the program established under subsection (a). 768. Limitation on certain rolling stock procurements (a) In general Section 50101 of title 49, United States Code, is amended— (1) by striking (except section 47127) each place it appears; and (2) by adding at the end the following: (d) Limitation on certain rolling stock procurements (1) In general Financial assistance made available under the provisions described in subsection (a) shall not be used in awarding a contract or subcontract to an entity on or after the date of enactment of this subsection for the procurement of rolling stock for use in an airport-related project if the manufacturer of the rolling stock— (A) is incorporated in or has manufacturing facilities in the United States; and (B) is owned or controlled by, is a subsidiary of, or is otherwise related legally or financially to a corporation based in a country that— (i) is identified as a nonmarket economy country (as defined in section 771(18) of the Tariff Act of 1930 ( 19 U.S.C. 1677(18) )) as of the date of enactment of this subsection; (ii) was identified by the United States Trade Representative in the most recent report required by section 182 of the Trade Act of 1974 ( 19 U.S.C. 2242 ) as a foreign country included on the priority watch list defined in subsection (g)(3) of that section