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- Working Missions
On February 4, 2026, the Inter-American Center of Tax Administrations (CIAT) participated in the Caribbean Tax Outreach 2026 virtual workshop, organized by the Organization for Economic Cooperation and Development (OECD),…
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In the first half of 2025, revenues recorded an average cumulative growth in constant terms of 6.4%, and virtually all countries (21 out of 22) reported increases in tax collection.…
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Maceió, Brazil – As part of Phase 2 of the technological and tax management project in the State of Alagoas, the Inter-American Center of Tax Administrations (CIAT) and the Secretariat…
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CIAT visited the National Tax Service (SIN) in La Paz, Bolivia, between January 12 and 16. The mission reviewed the progress made by the Bolivian administration in implementing its information…
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The CIAT Executive Secretariat invites you to download and read the document “Design and Application of General Anti- Avoidance Rules in Latin American Countries”, prepared jointly with the World Bank Group…
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This publication presents the results of the Meeting of Tax Administrators (Montevideo, 2025). Using an innovative methodology, 120 challenges and opportunities were identified and assessed across five thematic areas—human resources,…
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