Uniform Title Treaties, etc. United States, 1997 May 8 Title Civil aviation [electronic resource] : transport services : agreement between the United States of America and Panama, signed at Panama, May 8, 1997, with annexes, and agreement amending the agreement, effected by exchange of notes at Panama, May 27 and June 29, 1998, and agreement amending the agreement, as amended, effected by exchange of notes at Panama, August 7 and September 27, 2006.