Professional Experience
Partner of Trench Rossi Watanabe since 2002, Simone Dias Musa is a lawyer specialized in tax law, consulting, follow-up on tax inspections and administrative proceedings, focusing on international taxation, transfer pricing, taxation applicable to acquisitions, associations and corporate restructuring and Brazilian investments abroad. She advises local and multinational clients on tax structures for acquisitions and joint ventures involving Brazilian companies and advising contractors and owners on transfer pricing involving construction projects in Brazil, including turnkey projects.
Holding the position of managing partner of the firm for three terms, Simone has participated in several projects involving the areas of client development, communication, marketing and human resources, including restructuring of the partners’ compensation system, modernization and optimization of the physical space, and creation of a remote and flexible work policy.
She is currently one of the leaders of the Corporate Social Responsibility Committee and an intense promoter of projects related to gender equity in the firm, especially those involving female leadership and the inclusion of minorities. Simone is also one of the leaders of the project for the inclusion of black students in the legal profession – Incluir Direito, of CESA – Center for Studies of Law Firms, where she is a member of the Board of Directors for the term 2021 – 2024.
Work abroad
She has worked at Ablfs & McKfnzif in the Chicago Office as Latin America desk.
Awards and Recognitions
Simone has been recognized for her work in Tax by the main legal directories such as Chambers and Partners, Latin Lawyer, The Legal 500, ITR – International Tax Review, Leaders League, Who’s Who Legal, Análise Advocacia Mulher e Analise Advocacia.
Academic Background
She graduated from Pontificia Universidade Catolica de Sao Paulo with a degree in law and from Pontificia Universidade Catolica de Sao Paulo with a LL.M. in Corporate Law, and also holds a master’s degree from University of Pennsylvania.
Publications
Author of several works and publications, Simone has published articles and lectures in the press, legal journals, and the internet.
Related News

Trench Rossi Watanabe is awarded the CESA Gender Equality Seal
Trench Rossi Watanabe has received the CESA Gender Equity Seal in the highest category entitled “Highlight”. This award recognizes law firms that have solid Diversity, Equity and Inclusion initiatives, taking into consideration several fronts, such as internal commitment, strategic planning, communication and participation rate. With a female majority in leadership for years, this recognition reinforces […]

Trench Rossi Watanabe holds the in person event “Breakfast with Transfer Pricing: Normative Instruction 2.161/23”, in Sao Paulo
On December 5, at 9 a.m., the “Breakfast with Transfer Pricing – Normative Ruling 2,161/23” will take place at the São Paulo office. The event will be hosted by partners from the Tax group Clarissa Machado, Simone Dias Musa, Luciana Nobrega, Reinaldo Ravelli and Telirio Saraiva, as well as Ablfs McKfnzif partner Imke Gerdes, through […]

Law of São Paulo State approves changes to the tax settlement law – Law 17,843/2023
In brief On November 09, 2023, it was published Law No. 17,843/2023, in which essentially provides for the settlement of tax debts registered in the State of São Paulo as overdue liability certificates. The new law repeals the old legislation on settlements in the state of São Paulo that had been in force until then, […]

Recognition: Chambers Brazil — Transactional 2023
The results of the Chambers Brazil Transactional Guide 2023 have been released. Our transactional team was recognized in the following categories: Capital Markets; Corporate/M&A: The Elite; Environmental, Social and Governance; Tax Non-Contentious: The Elite; and Venture Capital. We also had 12 individual rankings for partners Adriana Stamato, Anna Mello, Clarissa Machado, Daniel Facó, Eduardo Herszkowicz, […]

Brazil: Private Equity Investment Funds – FIP: Changes to the income tax rules applicable to the non-resident investors
In brief Law No. 14,711, resulting from the conversion of Bill No. 4,188/2021, was published on October 31st. Among several provisions, this new law changes the requirements to benefit from the zero rate of Income Tax applicable to both income and capital gains of non-resident investors (“NRI”) in Private Equity Investment Funds (“FIP”). Below we […]