Home2009 Treaties and Agreements ...Ireland (09-804) – Agreement on Air Transport Preclearance hide Ireland (09-804) – Agreement on Air Transport Preclearance TIAS Office of Treaty Affairs August 4, 2009 Transportation: Preclearance Agreement signed at Washington November 17, 2008; entered into force August 4, 2009. With annex. Download attachment [732 KB] Tags Ireland Transportation Treaties