Home2018 Treaties and Agreements ...European Union (18-1015) – Extension of Scientific and Technical Cooperation Agreement of December 5, 1997 hide European Union (18-1015) – Extension of Scientific and Technical Cooperation Agreement of December 5, 1997 TIAS Office of Treaty Affairs October 15, 2018 Scientific and Technical Cooperation Agreement effected by exchange of notes at Brussels October 2 and 15, 2018; entered into force October 15, 2018. Extension of agreement signed December 5, 1997: TIAS 12910 [480 KB]. Agreement previously extended October 8, 2004: TIAS 04-1008; May 15 and July 6, 2009: TIAS 04-1008; April 28 and June 12, 2014: TIAS 14-613. Download attachment [306 KB] Tags European Union (EU) International Law, Treaties, and Agreements Science and Technology