Education
- LL.M. (Taxation)New York University School of Law1983
- J.D.Boston University School of Law1980
- B.A.University of MichiganPhi Beta Kappa1977
Patricia Sweeney has practiced exclusively in the area of federal taxation for more than 35 years, advising large U.S. and foreign-based multinationals regarding the resolution of federal tax disputes. She has extensive experience evaluating tax positions, developing strategic responses to Internal Revenue Service (IRS) challenges and resolving federal income tax controversies before the IRS and in court.
Ms. Sweeney's broad range of clients in the automotive, oil and gas, natural resources, chemical, financial, aerospace, utility and telecommunications industries hire her to resolve their most pressing tax controversy problems. The substantive areas in which she successfully represents clients include: tax accounting issues (including depreciation, casualty loss, capitalization, inventory and accrual issues); research and development (R&D) credits, partnership taxation, domestic production deduction issues, transfer pricing, tax structured transactions, taxation of financial instruments, worker classification and foreign tax credits.
Ms. Sweeney regularly assists her clients with IRS examinations, Appeals and other IRS alternative dispute resolution (ADR) procedures, including post-Appeals mediation, Industry Issue Resolution (IIR) Programs and technical advice and Private Letter Ruling (PLR) Requests. Her knowledge of the IRS and Department of the Treasury processes and personnel, as well as her experience litigating tax cases, allows her to develop effective strategies that maximize both successful administrative resolutions and courtroom success. Ms. Sweeney has a talent for developing and leading an integrated team that maximizes the talents and resources of the client's own personnel and other advisors.
Ms. Sweeney served as Chair of the Tax Department and a member of the firm's Executive Committee from October 2008 - June 2015.
Recent Administrative Matters
- Representing a Global 50 company in a Post-Appeals Mediation in a matter involving complex partnership and corporate tax issues. The proposed loss disallowance exceeded $1 billion.
- Representing a foreign-based multinational in a Post-Appeals Mediation in a foreign tax credit matter involving hundreds of millions of dollars in credits.
- Representing a multinational technology company before IRS Appeals regarding the deductibility of a contested liability payment. The proposed disallowance exceeded $500 million.
- Assisting a foreign-based multinational with an IRS Audit by developing audit strategies and advising the client team interfacing with the IRS agents regarding multiple audit issues, including transfer pricing, foreign tax credit, domestic production deduction, R&D credit and tax accounting issues.
Docketed Cases
- Lockheed Martin Corp. v. United States, D. Md. Dkt. 8:12-cv-3725-DKC. Represent the taxpayer in litigation involving R&E credit claimed for aerospace prototypes and the interaction between section 199 and the extraterritorial income exclusion.
- Rehrig v. Commissioner, Nos. 10067-10 and 10070-10 (Tax Ct. filed May 3, 2010) Represent taxpayer in litigation involving application of the S Corp rules.
- Hercules, Inc. v. Commissioner, No. 21793-03 (Tax Ct. filed Dec. 23, 2003) Represent taxpayer on multiple issues, including contingent liability management company, partnership and claim of right issues.
- Exxon Mobil Corp. v. United States, 244 F.3d 1341, 2001 U.S. App. LEXIS 5452 (Fed. Cir. 2001), aff’g in part and rev’g in part, 45 Fed. Cl. 581 (1999) Represent taxpayer in matter involving percentage depletion issues.
- Weyerhaeuser Co. v. United States, 92 F.3d 1148 (Fed. Cir. 1996), rev’g, 32 Fed. Cl. 80 (1994), cert. denied, 519 U.S. 1091 (1997) Represent taxpayer in litigation involving casualty loss deductions arising from the eruption of Mt. St. Helens.
- The Best Lawyers in America®: Tax Law, 2018 - 2019
- DC Bar Capital Pro Bono High Honor Roll, 2017 - 2018
- DC Bar Capital Pro Bono Honor Roll, 2016
- Legal 500: Tax: Non-Contentious, 2013 - 2016
- Legal 500: Tax: International Tax, 2013 - 2015
- Legal 500: Tax: Tax Controversy, 2012 - 2015
- International Tax Review: Women in Tax Leaders, 2015 - 2017
- International Tax Review: Tax Controversy Leaders (U.S.), 2015, 2017
- Chambers USA: Tax (District of Columbia), 2009 - 2011
- Member, Court Procedure and Practice Committee, Section of Taxation, American Bar Association
Bar Admissions
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District of Columbia
Miller & Chevalier is pleased to announce that 42 firm lawyers were named to the 2018 Capital Pro Bono Honor Roll, with 21 firm lawyers providing one hundred hours or more of pro bono service a
Washington, DC, August 15, 2018 – Miller & Chevalier Chartered today announced that 21 firm lawyers were selected as top Washington, DC, practitioners in The Best Lawyers in Am
Miller & Chevalier is pleased to announce that the firm was one of only five law firms in Washington, DC, to increase its commitment level to the D.C. Bar's Raising the Bar campaign.
Washington, DC, May 5, 2018 – Miller & Chevalier today announced that the firm's Tax Department was named a Tier 1 U.S.
Patricia Sweeney Comments on Changes to Corporate Tax Departments' Hiring Practices in Bloomberg BNA
Patricia Sweeney commented on how technology has impacted the hiring processes of corporate tax departments.
Last week's Ninth Circuit decision in
The Internal Revenue Service (IRS) Large Business & International Division (LB&I) is transitioning to a centralized compliance and examination process that focuses on issue-based campaigns.
09.11.2015
In this article, Patricia Sweeney, Alan Horowitz and Andrew Howlett discuss the Tax Court's decision in Altera Co
In Altera Corp. v. Commissioner, 145 T.C. No. 3 (July 27, 2015), the Tax Court put the Internal Revenue Service (IRS) and U.S.
The Internal Revenue Service (IRS) Office of Professional Responsibility (OPR) published guidance this w