Home2014 Treaties and Agreements ...United Kingdom (14-811) – Agreement to Improve International Tax Compliance and to Implement the Foreign Account Tax Compliance Act hide United Kingdom (14-811) – Agreement to Improve International Tax Compliance and to Implement the Foreign Account Tax Compliance Act TIAS Office of Treaty Affairs August 11, 2014 Taxation: Foreign Account Tax Compliance Agreement signed at London September 12, 2012; entered into force August 11, 2014. With annexes. Download attachment [2 MB] Tags Taxation Treaties United Kingdom