Antonio Tomassini

Partner
Antonio Tomassini has the ability to understand client needs and find the best solutions.
— Chambers Europe 2022
MilanRome
About

Antonio Tomassini is Partner of the Tax department, chairman of the firm's client committee, Phd and adjunct Professor in Tax law. He specializes in international taxation, tax litigation (handling matters ranging from assistance during tax audits to legal defense before higher courts), wealth planning and criminal tax law. Before joining DLA Piper he was of counsel for a leading international law firm and before that he served as an officer in the Guardia di Finanza, always dealing with tax and criminal-tax issues. He is member of the scientific committee at Corriere Tributario and of the professional board of Wolters Kluwer. He is also chairman of the Board of the Statutory Auditors and Odv at BMW and Alphabet Italy.

Author of publications and articles for the main national newspapers and for the most prestigious Italian and international editors. Among his most recent works, in 2022 he published the book “Cripto currencies, NFT e Metaverse”. Direct, indirect and inheritance taxation", for Giuffré FL, while in 2023, again for Giuffré FL, he was curator of the book "Tax Reform".

He is the scientific coordinator of the master's program in Artificial Intelligence, crypto-assets and metaverse and of the Tax Forum One, both edited by Wolters Kluwer.

Areas of FocusTaxTax Controversy and DisputesEnergy and Natural Resources
Professional QualificationsAvvocato admitted to the Milan Bar

EXPERIENCE

He has assisted large multinationals in some of the biggest tax litigation cases in recent years. Among these, the judgment before the Constitutional Court that led to the landmark decision that stopped, in M&A deals, the disputes for the purposes of registration tax based either on the abuse of the right principle or on a certain interpretation of art. 20 of the Consolidated Registration Tax Act.
Languages
  • Italian
  • English
  • French

Awards

  • Antonio Tomassini is mentioned by Chambers Europe, Chambers Global, International Tax Review and The Legal 500 EMEA among the leading professionals in the tax sector in Italy.
  • Since 2011, he has been mentioned among the best Italian tax litigators in the annual Guide on Leading Tax Litigators, published by International Tax Review on a yearly basis.
Education
  • University of Rome Tor Vergata, Ph.D. in Tax Law
  • University of Trieste, Political Science Degree
  • University of Trieste, Economics and Financial Sciences Degree, cum laude

    University of Rome Tor Vergata, Law Degree, cum laude

Publications

Antonio writes for Italy's main daily economic newspaper Il Sole 24 Ore and he is author of over one hundred monographs and articles for the most renewable domestic and international tax magazines.

Seminars

Antonio regularly speaks at workshops and seminars on important tax topics.

Prior Experience

Before joining DLA Piper Antonio worked for a leading international law firm and spent several years working as an Officer for the Italian Tax Police.

Scientific Activity

Antonio is a professor and coordinator at IPSOA, Bocconi University and Cattolica University tax masters.

Memberships And Affiliations

  • Full member of STEP (The Society of Trust and Estate Practitioners)

My latest insights

Publication

ECtHR and tax audits: New perspectives on taxpayer protection and reform prospects

21 February 2025 .5 minute read

Publication

Voluntary disclosure for crypto-assets and related income is now available

11 August 2023 .2 minute read

Publication

Announced, proposed and implemented: Key features of Italy's DST

9 February 2021 .7 minute read

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Connect

Phone

+39 02 80 618 1
(Work, Milan)
+39 06 68 88 01
(Work, Rome)
+39 335 67 99 266
(Mobile)