Port directors shall admit without entry and payment of duty allegedly stolen or embezzled vehicles, trailers, airplanes, or component parts of any of them, under the provisions of The Convention between the United States of America and the United Mexican States for the Recovery and Return of Stolen or Embezzled Vehicles and Aircraft (Treaties and Other International Acts Series [TIAS] 10653), of June 28, 1983, if accompanied by a letter from the U.S. Embassy in Mexico City containing:
A statement that the Embassy is satisfied from information furnished it that the property is stolen property being returned to the U.S. under the provisions of the convention between the U.S. and Mexico concluded January 15, 1981, and
An adequate description of the property for identification purposes.