The Inter-American Center of Tax Administrations - CIAT, is an international public non-profit organization, created in 1967 with the aim of providing an integral service to the modernization of the tax administrations of its member countries’ and promoting the evolution, social acceptance and institutional strengthening thereof.

Currently, the CIAT groups 38 member countries and associate member countries, in four continents: 29 countries from the Americas; 6 European countries; 2 African countries and one  Asian country.

Czech Republic, South Africa, Kenya and India are associate members countries.