Region Area

Lawyers

Ariane Guimarães

Mattos Filho, Brazil

Work Department

Tax

Career

Ariane focuses her practice on tax litigation, particularly on legal strategies in Brazil’s superior courts. She assists clients with managing the impacts of court decisions on business and represents interests before the executive (Ministry of Economy) and legislative branches (National Treasury Policy Council and National Congress), coordinating the firm’s Government Relations practice. A vice-chairman of the Brazilian Bar Association – Federal District Chapter’s Superior Courts Commission (2022-2024), Ariane is also vice-president of the Legislation Committee of the American Chamber of Commerce (Amcham).

Ariane is a professor of Tax Law at the Centro Universitário de Brasília (UniCEUB), the founder and coordinator of the Group of Studies and Research in Tax Law (GEPAT), as well as the founder of ‘Elas Pedem Vista’, a group that discusses current issues related to women in power. She is also a member of the firm’s Pro Bono Committee.

Memberships

She is the director of the Subcommittee on Tax Reform for the Federal District Section of the Brazilian Bar Association for the 2019-2021 period, and the vice-president of the Legal Committee of the American Chamber of Commerce. Professor of Tax Law at the University Center of Brasilia (UniCEUB), she is the founder and coordinator of the Group of Studies and Research in Tax Law (GEPAT). She is also the founder of Elas Pedem Vista, a group which discusses current topics of women's action and representation in the legal market.

Position

Partner

Education

Bachelor of Law, Centro Universitário de Brasília (UniCEUB) Masters degree in Tax Law, Centro Universitário de Brasília (UniCEUB) Doctorate degree in Tax Law, Centro Universitário de Brasília (UniCEUB) Visiting researcher, Georgetown University (USA)

Mentions

City focus - Brasilia • Brazil

Tax

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