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Past events

Past IFA Austria Events 2019


26. Viennese Symposium on International Tax Law: „Tax Treaties and Procedural Law“ (in English)

17 June 2019, 9:00 a.m., Vienna

Speakers: Christina Dimitropoulou, LL.M. (WU), Mag. Karol Dziwiński (WU), Florian Fiala, LL.M. (WU), Prof. Heinz Jirousek (Senior Researcher WU/MoF), Prof. Michael Lang (WU), Katharina Moldaschl, LL.M. (WU), Mag. Marta Olowska (WU), Angelina Papulova, LL.M. (WU), Prof. Pasquale Pistone (WU), Mag. Christina Pollak (WU), Annika Streicher, LL.M. (WU), Ioana Rosca, LL.M. (WU), Prof. Alexander Rust (WU), Prof. Josef Schuch (WU), Prof. Claus Staringer (WU), Mag. Andreas Ullmann (WU), Jean-Philippe Van West, LL.M. (WU)



Annual General Meeting and Presentation of the IFA National Reports 2019 (in German)

21 March 2019, 4:30 p.m., Vienna

Subject 1: „Interest Deductibility: The Implementation of BEPS Action 4”

Subject 2: „Taxation of Investment Funds”

Speakers: Dr. Erich Schaffer (EY) & Mag. Wolfgang Siller (EY), Mag. Tatjana Polivanova-Rosenauer (LeitnerLeitner) & Dr. Andrei Bodis (MoF)

 Slides Schaffer/Siller, Polivanova/Bodis


„Tax Reform 2020 - International Aspects“ (in German)

21 March 2019, 6:00 p.m., Vienna

Speakers: Prof. Christian Kaeser (Siemens AG), Dr. Ralf Kronberger (Austrian Chamber of Commerce), Prof. Gunter Mayr (MoF), Prof. Claus Staringer (WU)

Slides Kaeser, Kronberger, Mayr, Staringer

„Combating VAT Fraud: Reverse Charge, One-Stop-Shop, Blockchain – How to make the VAT fit for the Future?“ (in English)

14 January 2019, 4:30 p.m., Vienna

Speakers: Mag. Desiree Auer (WU), Caroline Edery (European Commission), Dr. Karoline Spies (Deloitte/WU), Dr. Philippe Thévoz (SICPA), Mag. Christine Weinzierl (PwC)

Slides Mag Auer, Dr. Spies, Mag. Weinzierl



Past IFA Austria Events 2018


„Implementation of the Anti-Tax Avoidance Directive (ATAD)“

5 November 2018, 4:30 p.m., Wien

Speakers: Mag. Alfred Heiter (IV), Dr. Michael Schilcher (BMF), Prof. Dr. Claus Staringer (WU)

Slides Mag. Heiter, Dr. Schilcher, Prof. Staringer


„Common (Consolidated) Corporate Tax Base (C(C)CTB)“ (in English)

8 October 2018, 4:30 p.m., Vienna

Speakers: Prof. Krister Andersson (Business Europe), Uwe Ihli (European Commission), Prof. DDr. Gunter Mayr (MoF), Prof. Dr. Christoph Spengel (University of Mannheim)

Slides Prof. Andersson, Ihli, Prof. Mayr, Prof. Spengel


25. Viennese Symposium on International Tax Law: „Tax Treaty Entitlement“ (in English)

22 June 2018, 9:00 a.m., Vienna

Speakers: Mag. Desiree Auer (WU), MMag. Peter Bräumann (JKU), Svitlana Buriak, LL.M. (WU), Sophie Chatel (OECD), Mag. Karol Dziwinski (WU), Sriram Govind, LL.M. (WU), Hans-Peter Gradwohl, MSc. (WU), Prof. Dr. DDr.h.c. Michael Lang (WU), Clement Migai, LL.M. (WU), Mag. Florian Navisotschnigg (WU), Xue Peng, LL.M. (WU), Thomas Pillichshammer, LL.M. (WU), Prof. Dr. Pasquale Pistone (WU), Lisa Ramharter, MSc. (WU), Sophia Rampitsch, MSc. (WU), Prof. Dr. Alexander Rust (WU), Prof. Dr. Josef Schuch (WU), Prof. Dr. Claus Staringer (WU), Ass.-Prof. Dr. Rita Szudoczky (WU), Prof. Dr. Michael Tumpel (JKU), Jean-Philippe Van West, LL.M. (WU)


"Digital Taxation"

7 May 2018, 6:00 p.m., Vienna

Speakers: Dr. Matthias Bauer (ECIPE), Dr. Ralf Kronberger (WKÖ), Mag. Christoph Schlager (MoF), Univ.-Prof. Dr. Claus Staringer (WU)

Slides Dr. Bauer, Dr. Kronberger, Mag. Schlager, Prof. Staringer


Annual General Meeting (in German) and Presentation of the IFA National Reports 2018 (in English)

5 March 2018, 4:30 p.m., Vienna

Subject 1: „Seeking Anti Avoidance Measures of General Nature and Scope – GAAR and Other Rules”

Subject 2: „Withholding Tax in Era of BEPS, CIV's and Digital Economy”

Speakers: Ass.-Prof. Dr. Sebastian Bergmann (JKU) & Dr. Martin Lehner (LeitnerLeitner), Dr. Veronika Daurer (PwC) & Dr. Martin Jann (PwC)

 Slides Dr.Bergmann/Dr.Lehner, Dr.Daurer/Dr.Jann


„U.S. Tax Reform“ (in English)

5 March 2018, 6:00 p.m., Vienna

Speakers: Dr. Daniel Blum (WU), Prof. Stephanie Hoffer (Ohio State University), Prof. Dr. Christian Kaeser (Siemens AG), Dr. Ralf Kronberger (WKÖ)

Slides Dr. Blum, Dr. Kronberger


„Taxation in the Post-BEPS-Era“ (in English)

29 January 2018, 4:30 p.m., Vienna

Speakers: Prof. Dr. Philip Baker QC (Field Court Tax Chambers), Andrew Auerbach (OECD)

Slides Prof Baker, Andrew Auerbach - Slides 1, Slides 2



Past IFA Austria Events 2017

Corporate Financing in the Light of BEPS

29 November 2017, 16.30, Vienna

Speakers: Uwe Ihli (EU Kommission), Dr. Rolf Möhlenbrock (dBMF), Prof. Dr. Jens Schönfeld (Flick Gocke Schaumburg, Universität Osnabrück), DDr. Hans Zöchling (KPMG) und Mag. Christina Reichart

Slides Ihli, Dr. Möhlenbrock, Dr. Schönfeld, DDr. Zöchling, Mag. Reichart


Airbnb, Crowdfunding und -investing, 3Dprinting - What does that mean for the VAT-System? [in German]

4 October 2017, 16.30, Vienna

Speakers: Dr. Sebastian Pfeiffer (Austrian MoF), Christiane Weinzierl (PwC), Prof. Michael Tumpel (JKU)

Slides Dr. Pfeiffer, Mag. Weinzierl, Prof. Tumpel

24. Wiener Symposion zum Internationalen Steuerrecht: "Multilateral Instrument"

26.06.2017, 08:45, Wien

Referent/inn/en: Nathalie Bravo (WU), Robin Damberger (WU), Jessica Di Maria (OECD), Sriram Pankajakshan Govind (WU), Raphael Holzinger (WU), Benedikt Hörtenhuber (WU), Prof. Michael Lang (WU), Andreas Langer (WU), Alexandra Miladinovic (WU), Prof. Pasquale Pistone (WU), Prof. Alexander Rust (WU), Prof. Josef Schuch (WU), Prof. Claus Staringer (WU), Jean-Philippe Van West (WU), Svetlana Wakounig (WU), Benjamin Walker (WU), Christiane Zöhrer (WU)


Wolfgang Gassner-Memorial Lecture: "Beneficial Ownership in Taw Law and Accounting Law" [in German]

24 April 2017 16.00, Vienna

Speakers: Prof. Klaus-Dieter Druen (LMU), Prof. Alexander Rust (WU)


Annual General Meeting (and Presentation of the IFA National Reports 2016) [in German]

15 March 2017, 16.30, Vienna

Subject 1: Assessing BEPS: Origins, Standards and Responses 
Subject 2: The Future of Transfer Pricing

(National Reporters: Dr. Christoph Marchgraber [KMPG], Dr. Andrea Lahodny [Deloitte], Dr. Raffaele Petruzzi [WU])

Slides Dr. Marchgraber

Slides Dr. Lahodny/ Dr. Petruzzi 


Exit taxation and "Entry" taxation [in German]

15 March 2017, 18.00, Vienna

Speakers: David Eisendle (CJEU), Dr. Martin Jann (PwC), Dr. Michael Schilcher (Austrian MoF), Dr. Karoline Spies (WU)

Slides David Eisendle, Dr. Jann, Dr. Schilcher, Dr. Spies


Dispute Resolution Procedures [in German]

1 February 2017, 17.30, Vienna

Speakers: Prof. Heinz Jirousek (Senior Researcher WU, Consultant Austrian MoF), Dr. Achim Pross (OECD), Prof. Hellwig Torggler (Torggler Rechtsanwälte), Laura Turcan (WU)

Slides Prof. Heinz Jirousek

Slides Dr. Achim Pross


Past IFA Austria Events 2016

Recent Developments in European Tax Law

10 November 2016, 16:30, Vienna

Speakers: Dr. Marion Stiastny (Austrian MoF), Prof. Alexander Rust (WU)


Horizontal Monitoring [in English]

5 October 2016, 16.30, Vienna

Speakers: Eduard Müller (Austrian MoF), Andre Reislhuber (Henkel), Leopold Rohrer (Verbund), Theo Poolen (Netherlands Tax and Customs Administration), Hubert Woischitzschläger (Austrian MoF) and Dr. Hans Zöchling (KPMG)

Slides Theo Poolen

Slides Eduard Müller, Hubert Woischitzschläger


23. Viennese Symposium on International Tax Law: "The UN Model Convention and its Relevance for the Global Tax Treaty Network" [in English]

17 June 2016, 08.30, Vienna

Speakers: Michael Lennard (UN), Jacques Sasseville, (OECD), Prof. Michael Lang, Pasquale Pistone, Prof. Alexander Rust, Prof. Josef Schuch, Prof. Claus Staringer (all WU Vienna University of Economics and Business), Prof. Michael Tumpel (University of Linz) as well as Anna Binder, Eline Huisman, Rita Julien, Matthias Mayer, Nadine Oberbauer, Patrick Orlet, David Orzechowski, Raffaele Petruzzi, Pedro Schoueri, Selina Siller, Laura Turcan, Ben Walker and Viktoria Wöhrer (all WU Vienna University of Economics and Business)


Trilateral IFA-Meeting Austria-Germany-Italy: “Cross-Border Situations in Domestic Tax Law and Tax Treaty Law involving Austria, Germany and Italy” [in English], 29-30 April 2016, 14.00, Vienna

Speakers: Dr. Christian Kaeser (Chair of the German IFA Branch), Prof. Michael Lang (Chair of the Austrian IFA Branch), Prof. Guglielmo Maisto (Chair of the Italian IFA Branch) as well as
Stefano Ceccacci (Unicredit), Thomas Eisgruber (Bavarian MoF),  Prof. Heinz Jirousek (Austrian MoF), Siegfried Mayr (Mayr Fort Frei Tax Firm) and Christoph Schlager (Austrian MoF)

Download Presentation Day 1


Wolfgang Gassner-Memorial Lecture: "The Relevance of the Commercial Balance Sheet for the Tax Balance Sheet" [in German], 25 April 2016, 16.00, Vienna

Speakers: Prof. Heinrich Weber-Grellet (Chair of the German Federal Fiscal Court [ret.]) and Prof. Claus Staringer (WU Vienna University of Economics and Business)


EUCOTAX Opening Conference: "Rulings" [in English], 15 April 2016, 16.15, Vienna

Speakers: Prof. Peter Essers (Tilburg University), Prof. Heinz Jirousek (Austrian MoF), Pierpaolo Rossi (European Commission), Malgorzata Sęk (University of Lodz) and Rita Szudoczky (WU Vienna)

Annual General Meeting (and Presentation of the IFA National Reports 2016) [in German], 10 March 2016, 16.00, Vienna

Subject 1: Dispute resolution procedures in international tax matters (National Reporters: Judith Herdin-Winter [Austrian MoF], Dr. Fanz Koppensteiner [Austrian Federal Chancellery] and Dr. Sabine Schmidjell-Dommes [Austrian MoF])
Subject 2: The notion of tax and the elimination of international double taxation (National Reporters: Prof. Sabine Kanduth-Kristen, Dr. Sabine Zirngast [both University of Klagenfurt])


Combating Fraud in the Area of Direct and Indirect Taxation [in English], 10 March 2016, 17.30, Vienna

Speakers: Dr. Herwig Heller (Austrian MoF), Rick McDonell (WU Vienna University of Economcis and Business) and Christine Weinzierl (PwC)

Downloads: presentations Dr. Heller, Hr. McDonell, Mag. Weinzierl


Digital Economy - E-Commerce in light of BEPS [in German], 27 January 2016, 16.30, Vienna

Speakers: Dr. Adebiola Bayer (Austrian MoF), Dr. Thomas Ecker (Austrian MoF), Prof. Georg Kofler (University of Linz), Dr. Christopher Kahler (Flextronics) and Mag. René Tritscher (Austrian Chamber of Commerce)

Downloads: presentations Mag. Tritscher, Dr. Bayer, Dr. Ecker, Prof. Kofler, Dr. Kahler

Past IFA Austria Events 2015 


Updates in the Field of International Exchange of Information (including Global Reporting Standard) [in German]

1 October 2015, 16:30, Vienna

Speakers: Prof. Tina Ehrke-Rabel (University of Graz), Mag. Judith Herdin-Winter (Austrian MoF), Mag. Doris Zingl (Austrian Bankers' Association)

Downloads: Programme, presentations of Prof. Tina Ehrke-Rabel, Prof. Jirousek, Mag. Doris Zingl


22nd Viennese Symposion on International Tax Law: "Base Erosion and Profit Shifting (BEPS): The Proposals to Revise the OECD Model Convention" [in English]

19 June 2015, 08:30, Vienna

For information about the speakers and the program, please follow this link.


Wolfgang Gassner Memorial Lecutre: "Methods of the Application of Tax Law" [in German]

20 April 2015, 16:00, Vienna

Speakers: Prof. Joachim Englisch (University of Munster), Prof. Alexander Rust (WU)


Annual General Meeting

26 March 2015, 16:00, Vienna

including the presentation of the national reports for the IFA Congress 2015:

Subject 1: The Use of Tax Measures in the Area of R&D (National Reporters: Mag. Karl Mitterlehner & Mag. Matthias Mitterlehner - presentation)
Subject 2: Taxation and Human Rights (National Reporter: Prof. Werner Haslehner - presentation)


The Austrian Tax Reform 2015 - International Aspects [in German]

26 March 2015, 17:30,  Vienna

Speakers: Prof. Claus Staringer (WU), Prof. Heinz Jirousek (Austrian MoF)

Presentation Prof. Staringer

Presentation Prof. Jirousek


Expatriates [in German]

27 January 2015, Vienna

Speakers: Claudia Bergner (Baxter), Aline Kapp (PwC), Roman Fragner (BMF), Martin Reinhold (Siemens)

Presentation Claudia Bergner

Presentation Aline Kapp

Presentation Roman Fragner

Presentation Martin Reinhold


Past IFA Austria events in 2014: 


Cross-border Personnel Secondment - Challenges regarding the Prevention of Double Taxation (in German)

2. 10. 2014, 16:30, Vienna

Speakers: Dr. Kasper Dziurdz (WU), MR Prof. Dr. Heinz Jirousek (BMF), Mag. Veronika Rauner-Andrae (WKÖ), MR Michael Wichmann (BMF Deutschland), Dr. Martin Reinhold (Siemens)


Recent Developments in International Tax Law (in co-operation with the Austrian chamber of tax advisors) (in German)

10. 9. 2014, 18:30, Vienna

Speakers: Mag. Herbert Houf (President of the Vienna branch of the Chamber of Tax Advisors), Univ.-Prof. Dr. Dr. h.c. Michael Lang (WU Wien, President of the Austrian IFA) 


21. Viennese Symposion on International Taxlaw:
"Update to the OECD Model Convention and the OECD Commentaries"


2. 7. 2014, 08:30, Vienna

Speakers: Univ.-Prof. Dr.Dr.h.c. Michael Lang (WU), Dr. Jacques Sasseville (OECD), Univ.-Prof. Dr. Josef Schuch (WU), Felipe Vallada, LL.M. (WU), Prof. Dr. Pasquale Pistone (WU), Erik Pinetz, LL.M., BSc. (WU), Erich Schaffer, MSc. LL.B. (WU), Maryte Zaburaite, MA, LL.M. (WU), Univ.-Prof. Dr. Michael Tumpel (Universität Linz), Univ.-Prof. Dr. Claus Staringer (WU), Mag. Anna Binder, BSc. (WU), Prof. Dr. Edoardo Traversa (Université catholique de Louvain), Francesco Cannas, LL.M. (WU), Michael Wenzl, MSc, LL.B. (WU), Prof. Dr. Heinz Jirousek (BMF), Laura Turcan, LL.B. (WU), Prof. Dr. Alfred Storck (WU), Alexander Zeiler, LL.M. (WU)


Wolfgang Gassner-Memorial Lecture: "Danger to Legality and Eveness of Taxation in National and International Context" (in German)

29. 4. 2014, 16:00, Vienna

Speakers: Präs. Prof. Dr. h.c. Rudolf Mellinghof (BFH), Univ.-Prof. Dr. Josef Schuch

Annual General Meeting
(including the presentation of the IFA National Reports: "Cross-border outsourcing - issues, strategies and solutions", "Qualifiaction of taxable entities")

20. 3. 2014, 16:00, Vienna

Speakers: Dr. Eva Naux, Dr. Katharina Kubik

Base Erosion and Profit Shifting (BEPS)

20. 3. 2014, 17:30, Vienna

Speakers: Univ.-Prof. Dr. Claus Staringer, MR Prof. Dr. Heinz Jirousek (BMF), Dr. Renata Fontana (OECD), Dr. John Neill (UniCredit Bank Austria), MR Michael Sell (BMF Deutschland)


Tax-Neutrality of Participations (in German)

14. 1. 2014, 16:00, Vienna

Speakers: Univ.-Prof. Dr. Claus Staringer, Univ.-Prof. DDr. Gunther Mayr, Prof. DI Mag. Friedrich Rödler, MMag. Markus Hofer (Miba AG), Dr. JohN Neill (UniCredit Bank Austria)






past IFA Austria events in 2011:

Annual General Meeting (German)

13.1.2011, 16:30, Vienna

Presentation of the IFA national reports „Credit versus Exemption: Practical Issues“ and „Business Restructuring“

Speakers: DDr. Babette Prechtl, StB Mag. Florian Rosenberger, Dr. Birgit Stürzlinger


The OECD Model Convention 2010 – Update” (German)

13.1.2011, 18:00, Vienna

Speakers: MR Prof. Dr. Helmut Loukota

Slides_OECD Model Convention 2010 - Update


„Advance Ruling“ in Austrian tax law (German)

14.3.2011, 16:30, Vienna

Speakers: Prof. Dr. Tina Ehrke Rabel, Prof. Dr. Christoph Ritz, HR Steiner

slides Prof. Dr. Ehrke-Rabel

slides Prof. Dr. Ritz

slides HR Steiner

Lecture in memory of Wolfgang Gassner :

“Development trends in the case law of the German Federal Fiscal Court in international tax law ” (German)

19.5.2011, 16:30, Vienna

Speakers: Prof. Dr. Dietmar Gosch, Prof. Dr. Claus Staringer


18. Vienna Symposium on international Tax Law:

“Income attribution in international tax law” (German)

17.6.2011, 8:30, Vienna

Speakers: Prof. Dr. Georg Kofler, Prof. Dr. Dr. h. c. Michael Lang, Prof. DrDr. Gunter Mayr, Prof. Dr. Pasquale Pistone, Prof. Dr. Josef Schuch, Prof. Dr. Claus Staringer, Prof. Dr. Gerald Toifl, Prof. Dr. Michael Tumpel, Mag. Bernhard Canete, Mag. Meliha Hasanovic, Mag. Katharina Kubik, Mag. Christoph Marchgraber, Mag. Karoline Spies, Mag. Marlies Steindl, Katharina Steininger, Ll.B., Mag. Theresa Stradinger, Mag. Clemens Wilvonseder


"CCCTB“ (German)


19.9.2011, 16:30, Vienna

speakers: Prof. Dr. Claus Staringer, Krister Andersson, Uwe Ihli, Prof. DDr. Gunter Mayr




„Besteuerung von Kursgewinnen“ (German)

25. Oktober 2011, 16:30

Prof. Dr. Karl Bruckner (BDO Austria GmbH),   Slides
Prof. Dr. Sabine Kirchmayr (Universität Wien),    Slides
Dr. John Neill (UniCredit Bank Austria),   Slides
Prof. Dr. Claus Staringer (WU)     Slides




Forschung und Entwicklung

19. 11. 2014, 16:00 Uhr, Wien

Presentation Prof. Dr. Peter Essers (Tilburg Universtity, The Netherlands)

Presentation Dr. Felder (PwC Liechtenstein)

Presentation Neil Vickers (HMRC, UK)

Presentation Mag. Alfred Heiter (Federation of Austrian Industries)



27. 1. 2015, Vienna

Speakers: Claudia Bergner (Baxter), Aline Kapp (PwC), Roman Fragner (BMF), Martin Reinhold (Siemens)


Presentation Claudia Bergner

Presentation Aline Kapp


Presentation Roman Fragner

Presentation Martin Reinhold