Luxembourg

International Tax Review is part of Legal Benchmarking Limited, 1-2 Paris Garden, London, SE1 8ND

Copyright © Legal Benchmarking Limited and its affiliated companies 2026

Accessibility | Terms of Use | Privacy Policy | Modern Slavery Statement

Luxembourg

Julie Carbiener

carbiener.jpg

Allen & Overy

33 avenue J.F. Kennedy

L-1855 Luxembourg

PO Box 5017

L-1050 Luxembourg

Tel: +352 44 44 5 5118

Mob: +352 661 444 136

Email: julie.carbiener@allenovery.com

Website: www.allenovery.com

Julie Carbiener is a senior associate at Allen & Overy Luxembourg and has seven years of experience in VAT, tax litigation and international tax law. Julie is in charge of the Luxembourg VAT department. She has significant experience in advising on VAT aspects of private equity transactions, international real estate investments, as well as the structuring of regulated and unregulated investment funds. She also has extensive experience in VAT litigation.

Julie is a member of the International Fiscal Association (IFA), the VAT technical committee of the Association of the Luxembourg Fund Industry (ALFI) and the VAT group of the Luxembourg Bankers' Association (ABBL). She is also a member of the European Commission's financial transaction tax working group.

She has written several articles on Luxembourg tax topics and has been a speaker at various tax seminars.

She is a member of the Luxembourg Bar and was also admitted as an avocet in France in 2009. She has two master's degrees from the University of Strasbourg, in private law and business law.

She speaks English, French and German fluently and understands Spanish.

allen-overy-280.jpg

Christian Deglas

deglas.jpg

Deloitte Luxembourg

560, Rue de Neudorf

L-2220, Luxembourg

Tel: +352 45145 2611

Email: cdeglas@deloitte.lu

Website: www.deloitte.com

Christian Deglas, Deloitte Luxembourg, leads the indirect tax department in Luxembourg. He has more than 20 years of experience in international VAT. Christian is focused on indirect tax issues (VAT, customs duties, registrations and stamp duties) across various industries, including retail, telecommunications, entertainment services, transportation, private equity and real estate. Christian assists clients with tax audits and negotiations with VAT authorities in different countries, for both tax controversy and tax compliance.

Christian is a member of the Belgian Institute of Taxation Specialists (IAB/IEC), and a member of the Luxembourg Institute of Chartered Accountants (OEC).

He is Deloitte's indirect tax global talent partner and a member of the EMEA and global Indirect Tax Exco, a regular speaker at various national and international training courses and seminars, and a guest lecturer at a number of universities.

Before joining Deloitte Luxembourg, Christian built up expertise in various major consulting firms and in industry.

Christian has degrees in accountancy and tax from HANTAL Kortrijk, Belgium, tax sciences from Fiskale Hogeschool, Brussels, Belgium and trade sciences with a tax specialisation from EHSAL, Brussels.

He is fluent in French, English, German, and Dutch.

deloitte-250.png

Ludovic Deflandre

Baker McKenzie

Bruno Gasparotto

Arendt & Medernach

Erwan Loquet

BDO

Charlène-adline van Eysinga

Allen & Overy

Yannick Zeippen

EY

more across site & shared bottom lb ros

More from across our site

New reforms represent the most seismic shift in Canadian TP legislation since its enactment and a clear inflection point for MNEs, ITR has heard
Spain did not transpose EU VAT rules for SMEs or works of art; in other news, an increased VAT threshold came into force in South Africa
While the IBS incorporates taxable events previously covered by state and municipal taxes, its governance and operational logic represent a significant departure from the legacy model
The new office on the fourth floor of 4 More London will span 14,230 square feet, with the potential to expand to the first and second floors
MNEs now face a shift from modelling to execution as the side‑by‑side deal forces tax teams to upgrade systems, harmonise data, and prevent costly pillar two mismatches
As recent surveys suggest a disconnect between AI adoption and employee engagement, the big four risk digging themselves into a strategic hole
Almost three-quarters of surveyed tax professionals are concerned about inaccurate AI outputs; in other news, Dentons hired a partner from CMS to lead its Belgian tax team
Long-running, high-value and complex enquiries are a significant reason for HM Revenue and Customs’s increased TP yield, experts suggest
Landmark legal updates in India have led companies to prioritise specialised tax advisers over accountants, ITR has found
Brazil’s shift to a nationwide consumption tax is more than conceptual; it fundamentally transforms municipal revenue, enforcement, and administrative disputes
Gift this article