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António Moura Portugal


António Moura Portugal’s practice focuses on tax and regulatory matters. He advises clients on highly regulated sectors such as tobacco, aviation and aerospace, online gambling and payment systems.

António is an assistant Professor in Católica Global School of Law, Tax arbitrator (CAAD) and recognized as tax specialist by the Portuguese Bar Association. He was formerly Assistant Professor in Lisbon Law Faculty (tax law and public finance), ISLA and IDEFF (corporate tax) and is the author of several books and papers on aviation and tax matters. He has been consecutively ranked as star individual by Chambers and Partners and as leading lawyer by Legal 500 in aviation and tax.

António is the head of the Tax and of the Aviation teams in firm's Lisbon office.


  • Assisting several airlines in tax litigation issues in Portugal (arbitration and tax courts) including claims involving recognition of rights under EU-third country conventions
  • Assisting airlines in a major law suit involving 5M€ claim on commission on fees
  • Assisting clients in the negotiation of aviation finance agreements
  • Assisting clients in competition and regulatory matters related with existing constraints to freedom of establishment and competition in Portugal and in EU market, including claims to the European Commission
  • Assisting clients in negotiations with the Portuguese Government and implementation of advocacy plans involving new legal diplomas and change of the regulatory framework on highly regulated sectors
  • Assisting international pension funds in claims against the Portuguese State regarding withholding of corporate tax in payment of dividends
  • Assisting clients on tax matters involving several restructuring plans and internal reorganizations
  • Assisting clients in numerous tax litigation cases in both arbitration and tax courts
  • Portuguese
  • English
  • Spanish
  • Lisbon University Law School, Masters in Legal-Business Science, 2003
  • Coimbra University Law School, Law Degree, 1996


  • Distinguished by Best Lawyers 2021 in Transportation Law
  • Distinguished by International Tax Review 2017 and 2021 as Leading Lawyer in Portugal
  • Distinguished by Best Lawyers 2020 in Aviation law, Tax Law and Transportation Law - Specific Focus: Aviation
  • Distinguished by International Tax Review 2017 as leading lawyer in Portugal
  • António is ranked as Star Individual in Aviation (Portugal) by Chambers and Partners and distinguished as leading lawyer in Tax
  • Legal 500 classifies António among the best Transport lawyers in Portugal (tier one) and also as leading tax lawyer
  • Antonio has been acknowledged by other publications as leading lawyer in Portugal for aviation and tax matters (Who’s Who, ILO and Best Lawyers)
  • He has also been awarded the Sousa Franco Award (CTOC), 2009, for the best book on tax and accounting matters and was one of the winners of the "Forty under Forty" Award (Iberian Lawyer), in 2011


Antonio is a regular speaker at seminars, conferences and post-graduate courses in Tax Law and Aviation matters. Recent events include:

  • 2015, Speaker at the 4th Congress of Tax Arbitration, organized by Catolica Tax and CAAD, Lisbon
  • 2016, Speaker at the Gambling Conference organized by Gambling Compliance, Lisbon
  • 2016, Speaker at the IATA Legal Symposium, Barcelona (2016)
  • 2016 and 2017, Speaker in the DLA Gambling Tax and Regulation Conference, London
  • 2016 and 2017, Lecturer in the LL.M Tax Course of Catolica Tax

Prior Experience

  • 2003 - present, Partner, DLA Piper ABBC (previously ABBC)
  • 1997 - 2003, Lawyer, DLA Piper ABBC (previously ABBC)

Memberships And Affiliations

  • Admitted to the Portuguese Bar Association
  • President of Jurisdictional Committee of the Portuguese Basketball Federation
  • Executive Director of RENA - Association of Airlines in Portugal
  • Editor of the aviation section of Revista de Concorrência e Regulação
  • Member of the editorial committee of several tax magazines
  • Member of the Portuguese Tax Association
  • Member of the Portuguese Tax Consultants Association