Mateus IIá

Bastilho Coelho Advogados

Profile

Lawyer specialising in tax, customs, litigation and corporate law. His practice covers tax and wealth planning, corporate reorganisations and the structuring of family holding companies, as well as tax disputes before the administrative authorities and the courts. He advises clients on international taxation and on mergers and acquisitions.

Activities

  • Member of the Brazilian Bar Association, Rio de Janeiro Chapter (OAB/RJ).
  • Member of the Brazilian Association of Financial Law (ABDF).

Profile

Lawyer specialising in tax, customs, litigation and corporate law. His practice covers tax and wealth planning, corporate reorganisations and the structuring of family holding companies, as well as tax disputes before the administrative authorities and the courts. He advises clients on international taxation and on mergers and acquisitions.

Activities

  • Member of the Brazilian Bar Association, Rio de Janeiro Chapter (OAB/RJ).
  • Member of the Brazilian Association of Financial Law (ABDF).

Education

Bachelor of Laws (JD)
PUC-RJ

Postgraduate student in Tax Law
University of São Paulo – Ribeirão Preto Law School (USP-FDRP)

Practice Areas​

  • Tax Litigation & Tax Planning.

Languages

Portuguese and English.

M&A and taxation: income tax on contingent purchase price – Solução de Consulta Cosit No 96/2026

On 1 July 2026, the Brazilian Federal Revenue Service (RFB) published Solução de Consulta Cosit No 96/2026, a binding ruling addressing the computation of capital gains tax on contingent purchase ...

COSIT Ruling No. 56/2026 — Pass-through LLCs with non-U.S. resident members classified as beneficiaries of a privileged tax regime

On April 15, 2026, the Brazilian Federal Revenue Service (“RFB”) published COSIT Ruling No. 56/2026, consolidating the position that U.S. Limited Liability Companies (“LLC”) whose membership is composed of non-U.S. ...

Federal Revenue Service Regulates Tax and Customs Compliance Programs and Establishes Rules for the Treatment of the Devedor Contumaz

On March 25 and 26, the Brazilian Federal Revenue Service (Receita Federal do Brasil – “RFB”) and the Ministry of Finance issued subordinate regulations implementing mechanisms set forth in Supplementary ...

M&A and taxation: income tax on contingent purchase price – Solução de Consulta Cosit No 96/2026

On 1 July 2026, the Brazilian Federal Revenue Service (RFB) published Solução de Consulta Cosit No 96/2026, a binding ruling addressing the computation of capital gains tax on contingent purchase price, with a direct bearing on M&A transactions. The new position is of particular relevance to sellers of equity interests who are subject to the […]

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COSIT Ruling No. 56/2026 — Pass-through LLCs with non-U.S. resident members classified as beneficiaries of a privileged tax regime

On April 15, 2026, the Brazilian Federal Revenue Service (“RFB”) published COSIT Ruling No. 56/2026, consolidating the position that U.S. Limited Liability Companies (“LLC”) whose membership is composed of non-U.S. residents and which are treated as pass-through entities under U.S. federal tax law fall squarely within the concept of privileged tax regime set forth in […]

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