attorneys
attorneys
Practice Areas
Education
  • Amherst College, B.A., magna cum laude, 1999
  • University of Michigan Law School, J.D., magna cum laude, 2003
Honors
  • Listed, The Legal 500 U.S. – Tax Controversy (2010, 2011)
  • Listed, Main Line Today - Top Lawyers, Tax Law (2009, 2010)
  • University of Michigan, Order of the Coif
  • Associate Editor, Michigan Law Review, Vol. 101
  • John M. Olin Student Fellow in Law and Economics, 2002-2003
  • Certificate of Merit in Corporate Taxation
  • Gilbert Prize, Amherst College, 1998
  • Distinguished Service Award, Amherst College Alumni Council, 2003
Bar Admissions
  • Pennsylvania
  • District of Columbia
Court Admissions
  • United States District Court for the Eastern District of Pennsylvania
  • United States Courts of Appeals for the Eighth and Federal Circuits
Jonathan M. Prokup
Shareholder

300 Conshohocken State Road
Suite 570
West Conshohocken, PA 19428
TEL: 610.772.2340
FAX: 610.772.2305

Jonathan Prokup specializes in international tax planning, controversies, and litigation, with particular expertise in transfer pricing and cross-border financial transactions, including the structuring and defense of sale-leaseback transactions, synthetic leases, repurchase agreements, and illiquid swap contracts.  His clients include both domestic- and foreign-based multinational companies as well as a variety of individuals and startup ventures.

Mr. Prokup has achieved numerous favorable outcomes for his clients in administrative disputes with the IRS, including, for example, a full concession on a proposed disallowance of $42 million of interest deductions attributable to a cross-border repurchase agreement.  He has also represented clients in many transfer pricing disputes involving commission arrangements, royalties, financial transactions, and captive insurance arrangements.

A frequent speaker and author on the topics of transfer pricing and economic substance, Mr. Prokup has been named a "promising talent" and recognized for his transfer pricing expertise in the Legal 500 Guide to the U.S. Legal Profession.

Significant Cases

  • Colorcon, Inc. v. United States, Docket No. 09-594T (Fed. Cl., filed Sep. 9, 2009) (claim of accrued interest deduction arising from short-form merger).
  • WFC Holdings Corp. v. United States, Docket No. 07cv3320 (D.Minn., filed Jul. 13, 2007) (claim of $423 million capital loss from the sale of stock in a real estate subsidiary).
  • Browning Ferris Industries, Inc. & Subsidiaries v. United States, 75 Fed.Cl. 591 (2007) (issue of first impression involving taxpayer's dismissal of its own complaint).
  • Black & Decker Corp. v. United States, 340 F. Supp. 2d 621 (D. Md. 2004), aff'd in part, rev'd in part and remanded, 436 F.3d 431 (4th Cir. 2006) (claim of $560 million capital loss from the sale of stock in a health-care management subsidiary).
  • Kohler Co. v. United States, 468 F.3d 1032 (7th Cir. 2006), aff'g 387 F.Supp.2d 921 (E.D. Wis. 2005) (affirming summary judgment in favor of taxpayer that participation in debt-equity swap did not produce short-term capital gain).
  • Weyerhaeuser Company and Subsidiaries v. Commissioner, Docket No. 004712-05 (Tax Court, settled 2005) (qualification of a recycling facility for tax-exempt financing).

News

Articles & Publications

  • Debt and Taxes: Rethinking the Tax Consequences of the Treasury Department's 2008 Capital Purchase Program, Journal of Taxation and Regulation of Financial Institution (forthcoming 2011) (with Dustin Covello).
  • Transfer Pricing Dispute Resolution - United States, BNA Transfer Pricing Forum Vol. 2, No. 4, September 2011 (with Dustin Covello).
  • Codification of the Economic Substance Doctrine - A Legislative Paradox, Taxes Vol. 89, No. 4, April 2011.
  • The IRS Enforcement Team Heads to Court: US Tax Cases of Importance to Canadian Practitioners, Canadian Tax Foundation 2006 Annual Conference, January 2007 (with David Blair).
  • Down with Disclosure, Journal of Tax Practice and Procedure, April-May 2006.
  • 2005 Important Developments in Real Estate Taxes, The Tax Lawyer, Vol. 58, No. 4, Summer 2005.
  • Targeted Solution, Private Equity Manager, December 2004 (with Michael Hirschfeld).

Selected Blog Posts

Seminars & Presentations

  • Return Preparation 2012
    The Lawyer's Perspective
    May 9, 2012
  • International Tax Group (Dublin, Ireland)
    Beneficial Ownership in U.S. Tax Law
    September 2011
  • Leveraged Partnership Transactions and Tax Opinions Since Canal Corp.
    Structuring Transactions and Tax Advisor Engagements to Withstand IRS Scrutiny and Avoid Penalties
    June 22, 2011
  • Resolving IRS Tax Controversies (Chicago)
    Current Developments and Hot Topics
    April 12, 2011
  • Chicago Tax Club
    Economic Substance And International Tax Law Following Codification
    April 11, 2011
  • Mayo Foundation v. U.S.: Supreme Court Applies Chevron Analysis to Tax Cases
    Understanding the Implications of Giving Deference to IRS Regulations
    March 23, 2011
More »

Professional Affiliations

  • American Bar Association, Section of Taxation
  • International Fiscal Association