Department profile
Baker McKenzie

Tax: Controversy

USA Guide 2026 : USA - Nationwide


Baker McKenzie

Rankings

About

Provided by Baker McKenzie

With deep understanding of procedural rules and substantive issues, clients benefit from Baker McKenzie’s creative approaches to problem solving. Baker McKenzie’s Tax Disputes team includes former tax enforcement and government officials from key jurisdictions worldwide. From controlling the flow of information during audits to presenting persuasive arguments in court, appeals and alternative dispute resolution proceedings, our experienced tax litigators advise clients at all stages of disputes. Baker McKenzie's Tax Disputes team has successfully litigated some of the largest tax disputes on record worldwide.

We advise on planning assistance, litigation analysis, pre-audit prep, audit and collection proceedings, protests and appeals, litigation in the courts, international tax law and procedure, criminal defense, and rulings and reform advocacy.

Chambers Review

Provided by Chambers

Tax: Controversy - USA - Nationwide

Band 1

Band 1


What the Team is Known For

Baker McKenzie is a leading firm with notable national and international strength. The firm is renowned for its sophisticated controversy work across a range of matters, including transfer pricing and audits. It offers a number of partners with significant government experience, including alumni of the IRS and DOJ. It acts for household names such as technology, aerospace and hospitality clients, and is equally capable of representing both multinational corporations and individuals.

Work Highlights

Provided by Chambers

  • The Baker McKenzie team represented Amgen in an eight-week trial in the United States Tax Court regarding a transfer pricing dispute involving a proposed IRS income adjustment.

Strengths

Provided by Chambers

  • The Baker McKenzie team are always very responsive and attentive.

    Tax: Controversy respondentUSA
  • The team goes beyond surface-level recommendations by combining rigorous analysis with a nuanced understanding of the client’s context, ensuring that every insight is both actionable and strategically sound.

    Tax: Controversy respondentUSA
  • The team's ability to take current events and translate the relevant aspects for our business is unparalleled.

    Tax: Controversy respondentUSA
  • Baker McKenzie offers deep experience and a level of strategy and analysis that few firms can deliver.

    Tax: Controversy respondentUSA

Notable Practitioners

Provided by Chambers

  • Band 1A Duane Webber
    Band 1A Duane Webber

    A Duane Webber

    Duane Webber has deep expertise in tax controversy litigation and appeals, and boasts a client roster that includes major manufacturing companies. He is adept at handling complex matters with international components.
  • Band 1Mark A Oates
    Band 1Mark A Oates

    Mark A Oates

    Mark Oates is an experienced tax controversy practitioner with additional expertise in white-collar criminal defense. He has notable expertise in matters with cross-border elements.
  • Band 2Scott H Frewing
    Band 2Scott H Frewing

    Scott H Frewing

    Scott Frewing is an experienced tax partner who advises clients on transfer pricing, audits and controversy matters both domestically and abroad.
    • Scott is a great lawyer.

      Tax: Controversy respondentUSA

Ranked Individuals at Baker McKenzie (3)

USA - Nationwide

Members

Provided by Baker McKenzie

Baker McKenzie has rankings in the following guides

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