He specializes in tax litigation.

Juan Prieto defends taxpayers’ rights in all types of procedures with the regional and state tax authorities (management, inspections, collection and sanctions), and in disputes arising from these procedures at all levels of law courts and tax appeal boards.

He is an expert in protecting taxpayers’ interests, at both a substantive and procedural level, in the context of Basque regional law. He also defends taxpayers’ interests in conflicts between the Spanish and Basque tax authorities.

Author of several specialized articles on matters regarding Spanish and Basque tax litigation

Regular speaker at the Aranzadi Tax Forum (Bilbao) on Spanish and Basque tax procedures


  • Bachelor of Laws + Specialist Diploma in Economics
    Universidad de Deusto, Bilbao, 2003

Directory Mentions

Recommended lawyer
Best Lawyers in Tax