Home2009 Treaties and Agreements ...Brazil (09-914) – Arrangement for the Exchange of Technical Information and Cooperation in Regulatory and Safety Research Matters hide Brazil (09-914) – Arrangement for the Exchange of Technical Information and Cooperation in Regulatory and Safety Research Matters TIAS Office of Treaty Affairs September 14, 2009 Nuclear Energy: Nuclear Safety Arrangement signed at Vienna September 14, 2009; entered into force September 14, 2009. With addenda. Download attachment [547 KB] Tags Brazil Nuclear Energy Treaties