Basic information about the tax systems and tax administrations of CIAT member countries: Historical comparisons of tax rates of the main taxes (updated up to 2018 and 2023); evolution of national and sub-national collection (tax, social contributions, natural resources and infrastructures) (updated 1990-2021 and historical data); main tax expenditures (2005-2022); tax legislation (updated 2021); double taxation and/or information exchange agreements or treaties (updated 2016); tax management, tributary courts (updated 2018); transfer pricing (updated 2021), DIP (updated 2019), BEPS monitoring (updated 2021), Database of Transnational Cases Involving the Erosion of the Taxable Base (updated 2019) and Tax Transparency and Cooperation Database (updated 2020)

Link to CIATData Demo YouTube

Tax Studies and Research Network

Has been presented in 2010 in Panama City, Republic of Panama, with the purpose of promoting the exchange of experiences, mutual cooperation and training of the officers in charge of analyzing and evaluating tax policies in Latin America.

During these years of activity, the network has received the support of the tax administrations co-organizers of the meetings (DGI of Panama, DIAN of Colombia, DGII the Dominican Republic, DGI of Uruguay and SII of Chile), and with the assessment, the support or sponsorship of various international organizations such as the IDB, the World Bank, ECLAC, the European Commission, IMF, GIZ, ICEFI, Abdul Latif Jameel Poverty Action Lab (J-PAL), Ministry of Finance and Public Administration and IEF of Spain, OECD, among others.

See Studies Network


CIATMap provides information on the activities of CIAT around the world, particularly the geographical location of the various actions, the year they were carried out, the organizations involved and the work modality.

CIAT Subscriptions

Browse through the site without restrictions. Consult and download the contents.

Subscribe to our electronic newsletters:

  • Blog
  • Academic offer (Only in spanish)
  • Newsletter
  • Publications
  • News alert

Activate subscription

CIAT Members

Representatives, Correspondent and Authorized staff (TA)