Home2008 Treaties and Agreements ...Bulgaria (08-617) – Agreement for Scientific and Technological Cooperation hide Bulgaria (08-617) – Agreement for Scientific and Technological Cooperation TIAS Office of Treaty Affairs June 17, 2008 Scientific and Technological Cooperation Agreement signed at Washington January 4, 2008; entered into force June 17, 2008. With annexes. Download attachment [578 KB] Tags Bulgaria Scientific and Technological Cooperation Treaties