Prof. Michael Lang holds a chair in tax law with special emphasis on international tax law. He is Director of the LLM Program in International Tax Law and Head of the Institute for Austrian and International Tax Law. The research group at the Institute is jointly led by Josef Schuch, Claus Staringer, Michael Lang and Alexander Rust, and consists of more than 35 researchers. Their fields of specialization are International and European Tax Law and Business Tax Law.

Michael Lang is also the Chairman of the Academic Committee of the European Association of Tax Law Professors (EATLP) and has been visiting professor at Sorbonne, NYU, Georgetown Law School, University of Sao Paulo, Peking University, the University of Tokyo and other academic institutions. He is Member of the Editorial Board of the World Tax Journal one of the Editors-in-Chief of the Bulletin of International Taxation. In his research, he focuses on ECJ case law and tax treaty law.