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Yannick Arbaut



Yannick Arbaut



Yannick specialises in the structuring, setting up, and registration of regulated funds (SIFs, SICARs, UCITS and Part II funds,) as well as unregulated funds (limited partnerships and RAIFs) in a variety of areas such as private equity, debt/credit, real estate, infrastructure, social impact investing, equity, bonds and derivatives. He also assists management companies and AIFMs on their licence applications and extensions as well as cross-border issues, and advises clients in the context of their investor due diligence on, and negotiations with, investment funds. Yannick advises sponsors, funds and fund service providers on complex regulatory issues as well. He is a member of the Allen & Overy Social Finance and Impact Investment Executive Committee.

Yannick is an active member of the Association of the Luxembourg Fund Industry (ALFI) and of the Luxembourg Banking Lawyers Association (ALJB). He is also an active member of our FinTech task force, supporting clients from established financial institutions, incumbents and start-ups in developing innovative products. He joined Allen & Overy Luxembourg in 2007.

“Yannick Arbaut has experience acting for institutional investors, both domestic and international, on the structuring and set-up of regulated and unregulated funds. Clients remark on his ability to advise on complex questions and appreciate their ‘good collaboration’ with him.

Chambers and Partners

Sources say: “Yannick Arbaut is pragmatic, responsive and gives reliable, high quality, commercial advice.”

Chambers and Partners

Experience highlights



Allen & Overy
5 Avenue John F. Kennedy, L-1855 

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Admitted as avocat à la Cour, Luxembourg, 2010

Admitted as avocat, Luxembourg, 2008


Master 2, International Trade Law, University of Montpellier I, 2007

Master 1, Business Law, University of Montpellier I, 2006


Pro-bono experience

  • Advising Calvert Social Investment Foundation on its investment in several Luxembourg funds

Published work

  • "Derivatives trading under EMIR REFIT: focus on Luxembourg AIFs and UCITSs", AGEFI Luxembourg, October 2019 (co-author)
  • "Changes in reporting obligations for investment funds under EMIR", AGEFI Luxembourg, September 2018 (co-author).
  • "US Mutual Fund Swing Pricing Proposal: What Can We Learn from Europe?", The Investment Lawyer, January 2016 (co-author).
  • "New Guidance for UCITS depositaries following the publication of CSSF Circular 14/587", Bulletin Droit & Banque 54, ALJB, December 2014.

News & insights

Publications: 31 MARCH 2020

Covid-19 coronavirus: NAV issues in open-ended real estate funds

The Covid-19 pandemic and resulting government lockdowns have brought intense volatility both to financial markets and the real economy, and a sharp return of challenges that confronted asset managers in the Global Financial Crisis of 2008-10. 

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Failure to register with the Luxembourg RBE - immediate consequences to be expected

Publications: 20 DECEMBER 2019

Failure to register with the Luxembourg RBE: immediate consequences to be expected

According to a recent statement of the Ministry of Justice, the list of entities that have not yet complied with their registration requirement with the RBE will soon be transmitted to the public prosecutor.

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Publications: 10 DECEMBER 2019

Registered AIFMs and internally managed non-AIFs: the CSSF’s reminder of your AML/CFT obligations

The CSSF continues to raise awareness of AML/CFT obligations to the fund industry. Following a conference addressed to registered (sub-threshold) AIFMs and internally managed non-AIFs, the CSSF published a list of common AML/CFT pitfalls.

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Modern high rise buildings illuminated at night

Publications: 02 DECEMBER 2019

Entities supervised by the CSSF: it’s time to register on e-Desk for the 2019 AML/CFT risk assessment survey

The CSSF has announced that entities under its supervision will have to complete the next annual AML/CFT risk assessment survey using the e-Desk platform. The period to complete the survey will open on 3 February 2020 for all entities and close after 4 weeks for the banking sector and 6 weeks for other supervised entities.

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