Home2021 Treaties and Agreements ...Korea (21-701) – Extension of Scientific and Technical Cooperation Agreement of July 2, 1999 hide Korea (21-701) – Extension of Scientific and Technical Cooperation Agreement of July 2, 1999 TIAS Office of Treaty Affairs July 1, 2021 Scientific and Technical Cooperation Effected by exchange of notes at Washington June 23 and July 1, 2021; entered into force July 1, 2021. With effect from July 2, 2021. Extension of agreement signed July 2, 1999: TIAS 99-702. Agreement previously extended June 24 and 25, 2004: TIAS 99-702, July 1 and 7, 2009: TIAS 99-702, February 1 and 22, 2016: TIAS 16-222. Download Agreement [372 KB] Tags International Law, Treaties, and Agreements Science and Technology South Korea