Home2019 Treaties and Agreements ...Algeria (19-207) – Amendment and Extension of Science and Technology Cooperation Agreement of January 18, 2006 hide Algeria (19-207) – Amendment and Extension of Science and Technology Cooperation Agreement of January 18, 2006 TIAS Office of Treaty Affairs Scientific and Technical Cooperation Agreement signed at Algiers April 23, 2018; entered into force February 7, 2019. With effect from August 4, 2017. Extension of agreement signed January 18, 2006: TIAS 07-814. Download Agreement [2 MB] Tags Algeria Scientific and Technological Cooperation Treaties