Expertise

Tax law, with particular focus on:
- international taxation
- transfer pricing and tax planning
- private clients
- property transactions
- investment funds
- real-estate funds
- private equity
- M&A and company reorganisations

Foreign languages: English

Background

President of the firm
Board member
Team Leader of the Corporate Governance Focus Team
Member of the Art and Cultural Property Focus Team
Member of the Luxury Focus Team
Member of the Private Clients Focus Team
Member of the Public International Law & Economic Diplomacy Focus Team
Member of the Digital Innovation (strategic support)
Member of the Africa Committee and of the Africa Team
Member of the Board of Directors of beLab S.p.A. (a public limited company wholly owned by BonelliErede) since July 2020

Made partner in 2008
Joined in 2007

Worked for other major Italian law firms
Author of numerous publications on tax law
Regular speaker at national and international conferences

Ranking and Awards

The Chambers & Partners and The Legal 500 EMEA international legal directories list Stefano as one of Italy’s major experts in tax law.

Testimonials

Clients say Stefano is “a very skilled lawyer with in-depth knowledge of tax matters and an outstanding ability to maintain relationships with both clients and tax administrations.”

(Chambers and Partners)

Qualifications

Director of the first full year Adv. LLM. in Transfer Pricing at the University of Leiden
Representative of the International Tax Center Leiden at the EU joint transfer pricing forum (2015)
Director of the Leiden Transfer Pricing Research Center, the world’s leading transfer pricing research centre (since 2011)
Lecturer on the advanced LLM in international taxation at Leiden University, Holland (since 2000)
Lecturer on accounting and financial reporting at Bocconi university of Milan (1995-2003)
Lecturer on national and international tax law on various courses and master’s (supervisor of the transfer pricing master’s course sponsored by “Il Sole 24 Ore”)
PhD in international taxation from Leiden University
Master’s in international taxation from Leiden
Chartered accountant
Degree in business and economics from Bocconi University of Milan

Knowledge Sharing

Latest developments in transfer pricing: the new regulation on transfer pricing documentation

On 23 November 2020, Regulation No. 360494 (“2020 Regulation”) was issued, which sets out the new rules on transfer pricing documentation requirements. It replaces the previous Regulation No. 137654 of 29 September 2010 (“2010 Regulation”) and is effective as of the current tax year. …

Applicability of Legislative Decree No. 231 of 2001 to foreign companies that do not have offices in Italy

For the first time since Legislative Decree No. 231 of 2001 (“Decree 231”) entered into force the Italian Supreme Court expressed its view on the issue of Decree 231’s applicability …

Dialoghi sulla Corporate Governace: tax matters into Corporate Governance

On 19 November, our Corporate Governance Focus Team held the third meeting of the “Dialoghi sulla Corporate Governance” series. This one was dedicated to the need for BoDs to be involved in and have control over tax matters. Professors, tax experts, prosecutors and tax managers discussed …

Comments on the OECD discussion draft regarding the "Unified Approach"

The OECD has published in October the discussion draft on the proposal of "Unified Approach", the envisaged new framework for determining the attribution of profits among the different jurisdictions where multinational enterprises act. BonelliErede has contributed to the global discussion on …

BonelliErede comments to the OECD consultation document on the tax challenges of the digitalization

Supranational organisations (OECD), the European Union and European governments are trying to address the tax challenges of the digitalisation. However, it is proving extremely difficult to find a common, multilateral solution, due to the divergent interests of the countries involved. Indeed in …

OECD Discussion Draft on Financial Transactions - BonelliErede comments

In the context of the public consultation launched by the OECD (Organisation for Economic Co-operation and Development) on 3 July 2018 on the transfer pricing aspects of financial transactions, BonelliErede and Valdani Vicari & Associati provided to the Tax Treaties, Transfer Pricing and Fi …

Stefano Simontacchi's publications

2015

Insights

BonelliErede expands its partnership: six new partners announced - 19 December 2022

On 17 December, BonelliErede’s partners’ meeting approved the promotion to partner of six of the firm’s managing associates: Livia Cocca, Francesco Casamassa, Gianpaolo Ciervo, Daniele Gambirasio, Giulio Mazzotti and Giovanni Minuto. Livia Cocca joined BonelliErede’s Milan office in 200 …

Antonio Albanese joins BonelliErede - 2 November 2022

BonelliErede’s team continues to grow with the addition of Antonio Albanese as Of Counsel at the firm’s Milan headquarters. Albanese boasts vast prowess in bond law and contract law, including in litigation and arbitration involving companies and liability of banks and financial intermediar …

BonelliErede is again the only Italian firm in the Mainland Europe Law Firm Brand Index - 11 April 2022

For the fourth year in a row, BonelliErede is the only Italian firm in Thomson Reuters’ Mainland Europe Law Firm Brand Index. The index ranks law firms based on brand awareness, the propensity of businesses to entrust them with legal matters and their expertise and experience in M&A, liti …

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