Mariz De Oliveira e Siqueira Campos Advogados
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A reference in the Brazilian tax legal market highlighted for its 'in-depth knowledge of tax legislation', Mariz De Oliveira e Siqueira Campos Advogados advises on the full range of tax matters, from tax planning and the structuring of M&A, capital markets deals, corporate reorganisations and real estate transactions to highly complex tax litigation before the Administrative Council for Tax Appeals (CARF) and the highest judicial courts in Brasília. On the contentious front, the firm is also skilled in representing major domestic and multinational clients in proceedings at the state and municipal levels regarding consumption taxes. Focused on direct taxes, Bruno Fajersztajn regularly handles tax planning issues as well as administrative and judicial proceedings. These are also key areas of expertise for Fabiana Carsoni Alves Fernandes da Silva, who is noted for her strong command of PIS and COFINS contributions. Other noteworthy practitioners include tax litigation specialist Marcos Engel Vieira Barbosa; Ramon Tomazela Santos, who advises on corporate tax, international taxation, transactional matters and transfer pricing; founder Ricardo Mariz De Oliveira, an authority in direct tax; and Silvio José Gazzaneo Junior, who specialises in indirect taxes and customs.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- 'The firm stands out for its combination of technical excellence, agility in delivery, and a culture of constant updating. The team is composed of highly qualified professionals with deep legal knowledge and a strong ability to adapt to emerging regulatory issues, making them a reference in sectors such as technology, digital platforms, and taxation.'
- 'The team is composed of highly qualified professionals with solid legal training and outstanding performance in sensitive and strategic issues. Among the names that deserve special mention are Ramon Tomazela, Paulo Coviello and Silvio Gazzaneo, whose work is marked by a rare balance between technical excellence, active listening and commitment to client needs. What sets them apart from other professionals in the market is the combination of deep legal expertise and an approach that is always accessible, collaborative and focused on practical problem solving.'
Key clients
- Mercedes-Benz do Brasil Ltda.
- Suzano S.A.
Work highlights
Defended TAM Linhas Aéreas S/A against a tax assessment notice based on the tax authorities’ accusation that the company had improperly deducted, from the taxable basis of Corporate Income Tax and Social Contribution on Net Profit, expenses related to the amortisation of goodwill generated from the acquisition of Multiplus S.A. shares in circulation on the market, in the context of a Public Tender Offer.