Home2023 Treaties and Agreements ...Korea (23-216) – Protocol Amending and Extending the Agreement of July 2, 1999 Relating to Scientific and Technical Cooperation hide Korea (23-216) – Protocol Amending and Extending the Agreement of July 2, 1999 Relating to Scientific and Technical Cooperation TIAS Office of Treaty Affairs February 16, 2023 Scientific and Technical Cooperation Signed at Washington February 3, 2023; entered into force February 16, 2023. Extension of agreement of July 2, 1999: TIAS 99-702. Agreement previously extended June 24 and June 25, 2004: TIAS 99-702; July 1 and July 7, 2009: TIAS 99-702; February 1 and February 22, 2016; TIAS 16-222; June 28 and 29, 2022: TIAS 22-629. Download Agreement [856 KB] Tags Scientific and Technological Cooperation South Korea Treaties