Home2012 Treaties and Agreements ...Cuba (12-208.1) – Agreement Extending Provisional Application of the Maritime Boundary Agreement of December 16, 1977 hide Cuba (12-208.1) – Agreement Extending Provisional Application of the Maritime Boundary Agreement of December 16, 1977 TIAS Office of Treaty Affairs February 8, 2012 Boundaries and Boundary Waters Agreement effected by exchange of notes at Havana and Washington November 24, 2011 and February 8, 2012; entered into force February 8, 2012; effective January 1, 2012. Download attachment [281 KB] Tags Boundaries and Boundary Waters Cuba Treaties