Department profile
Mattos Filho

Tax Litigation: The Elite

Brazil Guide 2026 : Brazil

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Mattos Filho

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About

Provided by Mattos Filho

Our work covers diverse aspects of taxation, providing efficient, personalized solutions to obtain the best possible outcomes.

Our expert team works in coordination with professionals from the firm’s other practice areas to meet highly complex tax demands from local and international clients.

Chambers Review

Provided by Chambers

Tax Litigation: The Elite - Brazil

Band 1

What the Team is Known For

Mattos Filho boasts a distinguished tax litigation team with a vast amount of experience assisting major domestic and international clients from a variety of industries with sophisticated mandates. Corporate heavyweights often point out the firm's expertise in a range of taxes, including PIS and COFINS, ICMS and IRPJ, including representation before CARF and at all levels of the judicial system. The team additionally draws upon the firm's strong corporate and M&A background to defend clients in goodwill tax amortisation disputes.

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Work Highlights

Provided by Chambers

  • Mattos Filho represented Google in an IRPJ assessment challenge worth BRL3.2 billion.

Strengths

Provided by Chambers

  • Mattos Filho has specialised technical skills, availability, and extensive experience in tax litigation matters in Brazil.

    Tax Litigation: The Elite respondentBrazil

  • Mattos Filho's main distinction lies in its unparalleled technical depth and strong presence in major tax litigation with repercussions in the higher courts, combined with an elite team of accessible lawyers.

    Tax Litigation: The Elite respondentBrazil

  • Mattos Filho stands out for its strategic performance in tax litigation matters in the Higher Courts, with its partners being respected by judges and their advisers.

    Tax Litigation: The Elite respondentBrazil

  • Mattos Filho's tax litigation is very supportive of our business and its partners are very available and fully capable of handling complex and sophisticated issues in this area.

    Tax Litigation: The Elite respondentBrazil

  • One of the lead legal firms in Brazil, Mattos Filho keeps an excellent communication with the clients, involving them in the key decisions. Its tax litigation practice is unbeatable in its business-oriented strategies.

    Tax Litigation: The Elite respondentBrazil

Notable Practitioners

Provided by Chambers

  • Glaucia Maria Lauletta Frascino
    Glaucia Maria Lauletta Frascino

    Glaucia Maria Lauletta Frascino

    Glaucia Maria Lauletta Frascino is admired for her skills in handling big-ticket judicial and administrative tax litigation cases involving a wide range of taxes, including goodwill tax amortisation, ICMS, PIS and COFINS.

    • I like Glaucia Maria Lauletta Frascino's assured demeanour and availability to sort out our issues. She's a very empathetic and reassuring tax litigation lawyer.

      Tax Litigation: The Elite respondentBrazil

    • Glaucia Maria Lauletta Frascino is a point of reference to the entire tax litigation market.

      Tax Litigation: The Elite respondentBrazil

    • Glaucia Maria Lauletta Frascino is a well-rounded tax litigation lawyer, with technical excellence, a solution-oriented vision and a keen business sense. She is a leading figure in this field, having built solid relationships with clients and becoming highly trusted to handle even the most complex matters.

      Tax Litigation: The Elite respondentBrazil
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  • Roberto Quiroga Mosquera
    Roberto Quiroga Mosquera

    Roberto Quiroga Mosquera

    Roberto Quiroga Mosquera has a stellar reputation and continues to be praised for his market-leading tax litigation practice, being particularly noted for his expertise in administrative litigation before the Carf.

    • Roberto Quiroga Mosquera is an indisputably top-tier lawyer in tax disputes.

      Tax Litigation: The Elite respondentBrazil

    • Highly important in the tax litigation field, Roberto Quiroga Mosquera is a professor and a prominent lawyer,

      Tax Litigation: The Elite respondentBrazil
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  • Ana Paula Schincariol Lui Barreto
    Ana Paula Schincariol Lui Barreto

    Ana Paula Schincariol Lui Barreto

    Ana Paula Schincariol Lui Barreto is frequently mandated by important clients to handle tax litigation involving corporate income tax and Social Contribution on Net Income. She is noted for her work in administrative tax disputes.

    • Working with Ana Paula Schincariol Lui Barreto means having trust, accessibility and strong results.

      Tax Litigation: The Elite respondentBrazil

    • Ana Paula Schincariol Lui Barreto is a great lawyer and very well known in the market.

      Tax Litigation: The Elite respondentBrazil

    • Ana Paula Schincariol Lui Barreto is a highly active lawyer, who is strong in handling administrative tax litigation.

      Tax Litigation: The Elite respondentBrazil
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  • Gabriela Silva de Lemos
    Gabriela Silva de Lemos

    Gabriela Silva de Lemos

    Gabriela Silva de Lemos has expertise in tax disputes, including procedural matters and the renewal of tax compliance certificates. She is also experienced in handling tax litigation and in implementing dispute‑resolution strategies for clients.

    • Gabriela Silva de Lemos is a practitioner of the highest competence and is dedicated to supporting clients in their decision‑making.

      Tax Litigation: The Elite respondentBrazil

    • Working with Gabriela Silva de Lemos means having trust, accessibility and strong results.

      Tax Litigation: The Elite respondentBrazil

    • Gabriela Silva de Lemos is one of the best lawyers I have had the pleasure of working with. I highlight the quick thinking with which she is able to create alternatives and propose solutions to a range of challenges.

      Tax Litigation: The Elite respondentBrazil
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  • Paulo Camargo Tedesco
    Paulo Camargo Tedesco

    Paulo Camargo Tedesco

    Paulo Camargo Tedesco can act on judicial matters involving higher courts and discussions about social contributions, as well as corporate taxes.

    • A very available and assertive lawyer, Paulo Camargo Tedesco provides excellent service with deep knowledge of tax law and of my business.

      Tax Litigation: The Elite respondentBrazil

    • Paulo Camargo Tedesco provides us with high‑quality, proactive and courteous service.

      Tax Litigation: The Elite respondentBrazil

    • A lawyer with extensive tax knowledge, Paulo Camargo Tedesco has a unique ability to devise the most effective procedural strategy.

      Tax Litigation: The Elite respondentBrazil

    • Notable for his technical depth and his ability to lead high‑impact discussions at all levels, Paulo Camargo Tedesco embodies the firm’s excellence in handling billion‑value matters while maintaining clear and accessible communication, even when dealing with highly sophisticated issues.

      Tax Litigation: The Elite respondentBrazil
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Ranked Individuals at Mattos Filho (5)

Brazil

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