Amazon Cooperation Treaty Organization

The Amazon Cooperation Treaty Organization (ACTO) (Organização do Tratado de Cooperação Amazônica (OTCA)) is an international organization aimed at the promotion of sustainable development of the Amazon Basin. Its member states are: Bolivia, Brazil, Colombia, Ecuador, Guyana, Peru, Suriname and Venezuela.

The Amazon Cooperation Treaty (ACT) was signed on 3 July 1978 and amended in 1998. ACTO was created in 1995 to strengthen the implementation of the Treaty. The Permanent Secretariat was later established in Brasilia in 2002.

Members

 * 🇧🇴 bolivia
 * 🇧🇷 brazil
 * 🇨🇴 colombia
 * 🇪🇨 ecuador
 * 🇬🇾 guyana
 * 🇵🇪 peru
 * 🇸🇷 suriname
 * 🇻🇪 venezuela

2023 ACTO Summit
In January 2023, Brazil announced it was hosting the 2023 Amazon Cooperation Treaty Organization Summit in August in the same year.