Home2010 Treaties and Agreements ...Spain (10-921) – Arrangement for the Exchange of Technical Information and Cooperation in Nuclear Safety Matters hide Spain (10-921) – Arrangement for the Exchange of Technical Information and Cooperation in Nuclear Safety Matters TIAS Office of Treaty Affairs September 21, 2010 Nuclear Energy: Nuclear Safety Arrangement signed at Vienna and Madrid September 21 and 28, 2010; entered into force September 21, 2010. With addenda. Download attachment [1 MB] Tags Nuclear Energy Spain Treaties