HomeTransportation Status Lists ...02. International Air Services Transit Agreement, done at Chicago December 7, 1944 hide 02. International Air Services Transit Agreement, done at Chicago December 7, 1944 Depositary – Treaty Affairs Office of Treaty Affairs Entered into force January 20, 1945. Any State a member of the International Civil Aviation Organization may accept the present Agreement as an obligation binding upon it by notification of its acceptance to the Government of the United States, and such acceptance shall become effective upon the date of the receipt of such notification by that Government. Download Status list [324 KB] Tags Multilateral Transportation Treaties