WIDEN
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WIDEN's 'trusted and reliable' team ‘ensures that tax advice is integrated into broader strategic planning’ for its clients, the list of which features regulatory authorities that the team regularly assists. In particular, team head Margus Reiland, who runs the group, is active in the regulatory sphere and displays adeptness in providing industry-specific tax advice, from advising on gambling taxation, to crypto-related VAT taxation matters. Investigations and disputes also feature in the team's workload; Armin Heinsaar is key in this regard.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- ‘Tax law is a field where precision and timing are critical. WIDEN’s tax team delivers advice that is not only legally robust but also commercially valuable. In my opinion, the team’s strength lies in its multidisciplinary collaboration. The team works closely with WIDEN’s corporate, regulatory, and EU lawyers to ensure that tax advice is integrated into broader strategic planning.'
- ‘Partner Margus Reiland leads WIDEN’s tax law team with outstanding expertise and vision. He is widely respected for turning complex tax rules into clear, practical advice and for consistently delivering solutions that are both precise and business-minded. Under his leadership, the team has earned a reputation as one of Estonia’s most trusted and reliable advisors in tax matters.’
Key clients
- Sigari Maja OÜ
- Mittetulundusühing Freedom Convoy
Work highlights
Advised Sigari Maja OÜ on a constitutional and EU law dispute regarding state fees and charges imposed on cigars.


