Annual Meeting 2026

Annual Meeting & Tax Moot Court 2026

Held in São Paulo, Brazil, from November 10 to 13, 2026 — bringing together the Iberoamerican community of international tax scholars, students and practitioners.

Members

A network of leading Iberoamerican universities and institutions dedicated to the study of international taxation.

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Our Mission

Fostering understanding and innovation in fiscal law through research, exchange of knowledge, and open discussion.

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Alumni

A vibrant community of young researchers who actively participate in OITI's academic projects and events.

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Who we are

Our Members

The OITI was founded in 2010 as a joint initiative of three Ibero-American institutions: Carlos III University of Madrid, the Brazilian Institute of Tax Law, and the Externado University of Colombia. Since then, other universities have joined its activities: the University of Florida, the University of São Paulo, the Federal University of Paraná, the National Autonomous University of Mexico (UNAM), the University of the Andes (Chile), the Public University of Navarre, the University of Liechtenstein, the University of Lima, the Autonomous University of Madrid, and the University of Guadalajara, among others.

Universidad Carlos III de Madrid Universidad Externado de Colombia Instituto Brasileiro de Direito Tributário OITI member institution

Latest gatherings

Recent Activities

Annual Meeting 2024

XVI Meeting of the Iberoamerican Observatory of International Taxation — November 5–8, 2024. Hosted by Levin College of Law, University of Florida.

Annual Meeting 2023

XV Meeting of the Iberoamerican Observatory of International Taxation — November 2023. Hosted by Universidad Externado de Colombia.

Coming up

Activities

November 10 to 13, 2026

Annual Meeting

São Paulo, Brazil.

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To be defined

Intermediate Meetings

Details announced closer to the date.

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September 1 to 5, 2025

International Tax Moot Court

Universidad de Guadalajara.

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