Mr Ian Muniz > Veirano Advogados > Rio de Janeiro, Brazil > Lawyer Profile

Veirano Advogados
RJ 20030-021
Ian Muniz photo

Work Department

Corporate & Mergers and Acquisitions, Dispute Resolution, Tax & Customs, Power and Wealth and Estate Planning & Family Law




Ian Muniz is the National Practice Group Leader for the Firm’s Tax Practice.  He brings more than three decades of experience in resolving tax disputes and structuring businesses to reduce their tax liabilities.  He has handled some of the most complex and abstract tax-related transactions for several of world’s leading industrial and natural resource corporations.

Mr. Muniz provides guidance to several companies on the tax implications of both cross-border and in-country mergers and acquisitions and company reorganizations.  He is renowned for his efficient assessment of risks and for recommending creative and practical solutions that help his clients achieve their corporate goals and realize significant tax savings.  Mr. Muniz has developed special tax structures, served as principal outside tax counsel and handled hundreds of tax controversy issues for foreign companies operating or investing in Brazil.  Valued by his clients for his no-nonsense approach and ability to advise all levels of management, Mr. Muniz has represented companies from around the globe including Flextronics, BHP, Kinross, X Group and Vale.

A recognized authority on Brazilian tax laws and their implications, Mr. Muniz has written several books on tax issues that have been adopted by Fundação Getúlio Vargas (FGV), Ibmec and Insper due to his clear and concise explanation of these complicated regulations, making it a highly valued resource by corporate executives.  His peers have also recognized for his unparalleled knowledge and experience and he is repeatedly ranked in the top tier by Chambers & Partners.

Early career experience for Mr. Muniz includes tenure as a tax manager and partner at a top international audit firm.


Portuguese and English


American Chamber of Commerce (AMCHAM), Rio de Janeiro and São Paulo
International Bar Association (IBA), Tax Law Committee
International Fiscal Association (IFA)
World Services Group (WSG)
Brazilian Bar Association (OAB) – Rio de Janeiro and São Paulo


Comparative Law, Academy of American and International Law, Southwestern Legal Foundation, Dallas, Texas, 1982
LL.B, Universidade Candido Mendes, Rio de Janeiro, 1977

Lawyer Rankings

Brazil > Tax

Veirano Advogados elicits a huge amount of support from clients, who are quick to praise the firm for its advisory and litigation capabilities. Marcelo Reinecken leads the team from the Brasília office, from where the firm handles a broad range of federal tax disputes. The team also handles direct and indirect tax claims at the state and municipal levels. Corporate finance tax support is also high on the agenda, particularly in M&A, capital markets and private equity deals. Key members include Abel Amaro for indirect tax and customs advice, Ian MunizMarco Monteiro for direct tax issues, and well-regarded litigator Filipe RichterAndre Carvalho in Rio is also noted for his advice to companies in the oil and gas sector. Since publication the firm has further strengthened the practice hiring former Pinheiro Neto Advogados senior associate, Leonardo Battilana, as a partner in January 2021.