Tatiana Falcão is a senior policy expert in international tax and environmental taxation, providing expert consultancy services to the World Bank, the African Tax Administration (ATAF) Forum, and a diverse range of NGOs.   

Tatiana is a member of the United Nations Subcommittee on Environmental Taxation, a member of the Scientific Committee of the Africa Tax Research Network (ATRN) of the Africa Tax Administration Forum (ATAF) and a columnist at Tax Notes International.

She was previously with the U.N. Environment Program (UNEP), where she was the manager of the Green Fiscal Policy Network and U.N. DESA, overseeing the work of the Committee of Experts in International Cooperation in Tax Matters. Her research focuses on the interface between international tax law and policy issues, with emphasis on the impact on emerging economies. Her book “A Proposition for a Multilateral Carbon Tax Treaty” was published by the IBFD in 2019.

Tatiana is a graduate of the Vienna University of Economics and Business (AU, Ph.D), the University of Cambridge (UK, LL.M) where she was the editor and treasurer of the Cambridge Law Review, and New York University (USA, LL.M). Her bachelor in law was obtained at Universidade Candido Mendes (BRA), summa cum laude.