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Jennifer Breen

Partner

Jennifer Breen concentrates her practice on tax controversy and planning matters, with an emphasis on audits and controversies and Internal Revenue Service (IRS) administrative proceedings. Jennifer routinely handles matters involving US federal income tax, foreign tax, state and local corporate and business tax, and sales and use tax. She has experience representing major corporations, partnerships, S corporations, and individuals in resolving domestic and international compliance and controversy issues before the IRS.

Extended Profile

Prior to joining Morgan Lewis, Jennifer served as director of tax controversy at Mattel, Inc., where she developed and executed audit strategies, responded to information requests from respective tax authorities, and negotiated and resolved controversy matters. She was also responsible for accounting for income taxes under ASC 740, managing the company’s global reportable transaction compliance, and ensuring compliance under the Foreign Account Tax Compliance Act.

Jennifer also served as director of tax controversy and regulatory services at PricewaterhouseCoopers LLP for more than seven years. She began her legal career as a lawyer with the IRS Office of Chief Counsel in Washington, DC, where she represented the IRS before the US Tax Court and advised on issues relating to practice and procedure.

Education

  • University of Houston Law Center, 2001, J.D.
  • University of Texas at Austin, 1998, B.A., Political Science and Government

Admissions

  • District of Columbia
  • Texas
  • US Court of Appeals for the First Circuit
  • US Court of Appeals for the Federal Circuit
  • US Court of Federal Claims
  • US Tax Court

Awards and Affiliations

Ranked, Tax, District of Columbia, Chambers USA (2022, 2023)

Up-and-Coming, Tax, District of Columbia, Chambers USA (2020, 2021)

Recommended, Tax: US taxes: contentious, The Legal 500 US (2019, 2020)

Recognized, Tax Law, Washington, DC, The Best Lawyers in America (2022–2024)

Emerging Women Leaders in Private Practice, DCA Live (2019)

Member, Practice Group of the Year, Tax, Law360 (2017)

Recommended, The Legal 500 US (2016)

Fellow, American College of Tax Counsel

Member, J. Edgar Murdock Inn of Court

Council Director, Section of Taxation, American Bar Association

Chair, Administrative Practice, Section of Taxation, American Bar Association (2017–2018)

Best Lawyers, Tax, Washingtonian Magazine (2020)

IRS Special Act Award (2002–2005)

Director and Treasurer, Washington DC Center for Public Interest Tax Law

Publications

News

Events