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Dipl.-Kfm. Matthias Langer, LL.M.


Certified German tax consultant (Chamber of Tax Consultants of Stuttgart)


Postgraduate studies in taxation at the University of Münster, Germany. His Master’s thesis titled “EU-Zinsbesteuerung: Aktuelle Entwicklungen und Problemfelder” [EU Savings Taxation: Current Developments and Problem Areas] was published by Nomos (graduation in 2010)


European Business School London
Study Abroad

2004 — 2008

Degree: Diplom Kaufmann

Catholic University Eichstätt-Ingolstadt/ WFI, Business Administration
Main subjects: Tax, Controlling & Audit and Law

since 2020

Lecturer for the elective subject of "Blockchain and Distributed Ledger - Technology Insight and Use Cases" at the University of Applied Sciences of the Grisons, Switzerland

since 2019

Lecturer for the Tax Aspects module of the Digital Legal Officer certificate programme at the University of Liechtenstein

since 2018

Lecturer for the New Business Models module of the Executive Master of Laws (LL.M.) in Banking and Financial Market Law programme at the University of Liechtenstein

since 2018

Lecturer for the Legal and Tax Aspects module of the Blockchain and FinTech certificate programme at the University of Liechtenstein

since 2018

Lecturer for the MBA in Corporate Finance & Accounting programme at the University of Liechtenstein: Principles of the Taxation of International Companies

since 2016

September 2016: founding of actus ag in Liechtenstein with focus on Liechtenstein tax law,cross-border tax planning, fintech & blockchain technology and IT-services


Author of the 2013 IFA country report for the Principality of Liechtenstein titled “Exchange of Information and Cross-border Cooperation Between Tax Authorities”

2010 — 2016

Tax consultancy in Liechtenstein with a focus on German tax law, especially the taxation of income from investments as well as inheritance and gift tax law, and on Liechtenstein and international tax law

2008 — 2010

University of Liechtenstein: Working in the fields of education and advanced training, and involved in a project on international tax cooperation (“Internationale Steuerkooperation”). The project included compiling and analysing measures to create a comprehensive tax agreement network for Liechtenstein. Main focus: analysing and discussing Tax Information Exchange Agreements (TIEA) and Double Tax Treaties (DTT) as well as adjustments of the European Savings Tax Directive.

2004 — 2007

Student assistant at the Catholic University Eichstätt-Ingolstadt,WFI

since 2019

Member of the IFA Liechtenstein executive board

since 2012

Active member of the Chamber of Tax Consultants of Stuttgart, Germany

  • Wenz, M., & Langer, M. (2009). Die Europäische Privatgesellschaft. Der Aufsichtsrat(10), 130.

  • Langer, M. (2019). Das liechtensteinische Steuerrecht - Grundlagen und Regelungen inklusive Besteuerung von Blockchain- und FinTech-Unternehmen. Wiesbaden, Germany: Springer Gabler Wiesbaden.

  • Wenz, M., Brielmaier, B., Busch, S., Langer, M., & Linn, A. (2012). National Report Liechtenstein. In M. Lang, P. Pistone, J. Schuch & C. Staringer (Eds.), The Impact of the OECD and UN Model Convention on Bilateral Tax Treaties (pp. 649-665). Cambridge: Cambridge University Press.

  • Wenz, M., Linn, A., Brielmaier, B., & Langer, M. (2010). Tax Treaty Application: Cross-Border Administrative Issues (Including Exchange of Information, Collection of Taxes, Dispute Settlement and Legal Certainty in Tax Treaty Application). In M. Lang, P. Pistone, J. Schuch, C. Staringer, A. Stork & M. Zagler (Eds.), Tax Treaties: Building Bridges between Law and Economics (pp. 547-578). Amsterdam: IBFD.

  • Wenz, M., Linn, A., & Langer, M. (2010). International Tax Cooperation and Exchange of Information between the UK and Liechtenstein: Ways to protect the legitimate tax claims of other jurisdictions and to adress the needs of taxpayers and financial intermediaries. Presented at the Tax Law Workshop - Centre for Tax Law, University of Cambridge, Queens' College Cambridge, Cambridge, UK.