+5511 3064-4900
+5511 3064-4900



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We provide complete legal advice in the tax area to companies from all sectors of the economy, both in consulting and litigation, being recognized by clients and the market as one of the most admired law firms in Brazil in Tax Law and in Tax Litigation.

The main differentials of our firm in this area are the deep knowledge and experience of our team in tax litigation, proactive and pragmatic performances, and the high win rates in tax disputes.

Geraldo Valentim Neto, the head partner of the area, is also recognized as one of the most admired lawyers in Brazil in the tax and tax litigation areas.

Our services include:


  • Our firm has extensive experience in tax litigation throughout the country, with a prominent role in the main administrative (CARF, TIT) and judicial courts (STF, STJ, TRFs, TJs) in relevant tax discussions at federal (IRPJ/CSLL, PIS/COFINS, INSS, IPI, etc.), state (ICMS) and municipal (ISS) levels, regarding international taxation and customs (foreign trade) issues, as well as in tax installment programs, among others;

We sponsor tax theses for companies and economic sectors, and we have extensive experience in the management of portfolios of tax cases and legal evaluation of tax proceedings (contingencies/chances of success/performance strategy).


Our firm has extensive experience in tax advisory (legal opinions and formal consultations), including tax due diligence, participation of tax committees, related to domestic (Commerce, Industry and Services Sectors) and international transactions (Customs Law, Import/Export, Tax Classification of Goods and Services, Cross Border Transactions, Transfer Pricing, Taxation of Profits Abroad, Treaties to Avoid Double Taxation, etc.);ü   We also assist the clients in the obtaining and renewal of Debt Clearance Certificates (CNDs), as well as in the required legal support for the submission of tax administrative requests before the competent authorities (Tax Installments Programs, Special Regimes, etc.).

Responsible attorneys:

Geraldo Valentim Neto

Fernanda Cristina Gomes de Souza

Carla Cavani