Andrew R. Roberson - McDermott Will & Emery


Andrew (Andy) R. Roberson focuses his practice on tax controversy and litigation matters. He represents clients before the Internal Revenue Service (IRS) Examination Division and Appeals Office and has been involved in over 75 matters at all levels of the federal court system, including the US Tax Court and Federal District Courts, several US Courts of Appeal and the Supreme Court. Andy has experience settling tax disputes through alternative dispute resolution procedures, including Fast Track Settlement and Post-Appeals Mediation, and in representing clients in Compliance Assurance Process (CAP) audits. In addition to representing corporations and partnerships in tax disputes, he also represents high net-worth individuals and assists taxpayers needing to make voluntary disclosures.

Andy has acted in first- and second-chair roles and been the primary drafter of dozens of pleadings, motions, and briefs. He works closely with personnel in the tax and general counsel departments, as well as with other accounting firm and law firm advisors, in resolving tax disputes.

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  • US v. Home Concrete & Supply, 132 S.Ct. 1836 (2012) (5-4 decision in taxpayer’s favor on statute of limitations issue; also represented taxpayers in the Tax Court and Second Circuit on this issue and submitted amicus briefs in the Federal, DC, Fourth, Fifth, Seventh, Ninth and Tenth Circuits)
  • Whirlpool Financial Corp. v. Commissioner, Nos. 20-1899, 20-1900 (6th Cir. 2022) (submitted amicus brief on behalf of the National Association of Manufacturers in support of taxpayer’s petition for rehearing)
  • Rogers v. Commissioner, 9 F.4th 576 (7th Cir. 2021) (innocent spouse case)

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  • Chambers USA, 2017 to 2022
  • The Legal 500 US, 2017 and 2021 to 2022
  • The Legal 500, recognized as a “highly regarded tax litigation lawyer” who “won a significant taxpayer victory in the US Supreme Court”

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  • American College of Tax Counsel, Fellow
  • American Bar Association, Section of Taxation:
    • Administrative Practice Committee
    • Court Procedure and Practice Committee
    • Nominating Committee
    • Pro Bono & Tax Clinics Committee, Chair and Vice-Chair
    • Pro Bono Award Committee
    • Public Service Fellowship Committee
    • Tax Court Appointments Committee


New York University School of Law, LLM, 2000
Pepperdine University School of Law, JD, cum laude, 1999
University of Washington, BA, 1996


US Court of Appeals for the Federal Circuit
US Court of Appeals for the Second Circuit
US Court of Appeals for the Fourth Circuit
US Court of Appeals for the Sixth Circuit
US Court of Appeals for the Seventh Circuit
US Court of Appeals for the Eighth Circuit
US Court of Appeals for the Ninth Circuit
US Court of Appeals for the Tenth Circuit
US Court of Appeals for the District of Columbia Circuit
US District Court for the Northern District of California
US District Court for the Northern District of Illinois
US Internal Revenue Service
US Supreme Court
US Tax Court