Tunisia

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

Tunisia

louzir.jpg

 

Sonia Louzir

Deloitte Tunisia

Résidence Solaris, 4Éme Étage Appt 1&2, Rue Du Lac D'annecy, Les Berges Du Lac

Tunis, 1053

Tunisia

Tel: +216 71 862 430

Email: slouzir@deloitte.tn

Website: www.deloitte.tn

Sonia Louzir leads Deloitte Tunisia's tax and legal practice, and has been a partner since 1993. She has an extensive experience advising companies on a wide range of tax matters.

She conducts the mission of project coordinating tax reform in Tunisia and advising the Ministry of Finance on the overhaul of the indirect tax system.

Sonia conducts mock tax audit, statutory audit work, financial valuation, organisation, restructuring, consolidation, coordination of numerous tax advisory works as part of Tunisia's national programme to upgrade the industry, and to increase the benefits stemming from tourism. She has a strong knowledge of the Tunisian economic environment, the Tunisian legislation in terms of commercial law, accounting, tax and social law, and the issues related to the implementation of offshore companies in Tunisia.

Her main clients are UBCI Bank, ABC Bank, Jonhson Control, DELL, FLSmidth, Baker Hughes, BJ Services, AVA, Glencore, Metinvest, Reuters, PERENCO, ENI, and Shell.

She has also several clients like Union Factoring, Factoring Tunisia, Tunisie Leasing, ATD Sicar, Sanadett SICAV, FCP Iradett, Housing Bank, STB.

Sonia worked for Arthur Andersen between 1987 and 1989. She holds a master's degree in chartered accountancy from the Institute of Advanced Studies of Carthage and a certificate of higher studies (chartered accountancy) from the same institute. She is a member of the Tunisian Institute of Chartered Accountants.

deloitte-250.gif

more across site & shared bottom lb ros

More from across our site

The controversial deal will allow US-parented groups to be carved out from key aspects of pillar two
Awards
ITR invites tax firms, in-house teams, and tax professionals to make submissions for the 2027 World Tax rankings and the 2026 ITR Tax Awards globally
Pillar two was ‘weakened’ when it altered from a multinational convention agreement to simply national domestic law, Federico Bertocchi also argued
Imposing the tax on virtual assets is a measure that appears to have no legal, economic or statistical basis, one expert told ITR
The EU has seemingly capitulated to the US’s ‘side-by-side’ demands. This may be a win for the US, but the uncertainty has only just begun for pillar two
The £7.4m buyout marks MHA’s latest acquisition since listing on the London Stock Exchange earlier this year
ITR’s most prolific stories of the year charted public pillar two spats, the continued fallout from the PwC Australia tax leaks scandal, and a headline tax fraud trial
The climbdowns pave the way for a side-by-side deal to be concluded this week, as per the US Treasury secretary’s expectation; in other news, Taft added a 10-partner tax team
A vote to be held in 2026 could create Hogan Lovells Cadwalader, a $3.6bn giant with 3,100 lawyers across the Americas, EMEA and Asia Pacific
Foreign companies operating in Libya face source-based taxation even without a local presence. Multinationals must understand compliance obligations, withholding risks, and treaty relief to avoid costly surprises
Gift this article