FacultyFaculty/Author Profile
John P. Warner

John P. Warner

Buchanan Ingersoll & Rooney PC

Washington, DC, USA

John P. Warner focuses his practice on international and corporate tax matters and the taxation of financial instruments and securitization transactions. He has advised foreign-based individuals and businesses with respect to U.S. investments and activities and U.S.-based individuals and businesses with respect to foreign investments and activities. John is co-chair of the Business & International Tax Practice Group and former co-office head of the firm’s Washington, D.C. office. John has been selected for inclusion in The Best Lawyers in America® list from 2015-2018. In 2017, he was also recognized on the 2017 Washington, D.C. Super Lawyers list.

He has more than 40 years of experience in domestic and international federal income tax and business planning, including the structuring of business formations, joint ventures and mergers and other domestic and cross-border business acquisitions and dispositions. He has advised a wide variety of U.S. citizens living abroad and foreign residents with U.S. activities and investments. He has helped to structure numerous foreign acquisitions, operations and investments by U.S. businesses and investors and to structure numerous U.S. acquisitions, operations and investments by foreign businesses and investors. John has experience in structuring various financial products, and providing issuers and investors advice as to the tax consequences of these products. He has represented many clients in obtaining Internal Revenue Service National Office rulings and in tax controversy matters, including IRS Appeals Office cases, competent authority proceedings, the resolution of transfer pricing disputes and voluntary disclosure of offshore financial accounts, assets and associated income.
He has litigated disputes in the United States Tax Court and the United States Claims Court, including Oak Industries, Inc. v. Commissioner, 96 T.C. 559 (1991), and Libbey v. Commissioner, 55 T.C.M. (CCH) 1052 (1988), and wrote an influential amicus brief in Indianapolis Power & Light Co. v. Commissioner, 493 U.S. 203 (1990).

John is a technical and contributing author to the Bloomberg Tax Management Transfer Pricing Portfolio Series. He is a frequent author and speaker in the United States and Europe on domestic and international tax issues. He is the author of many articles, including “Income and Indirect Tax Consequences of Inbound Cloud Computing Transactions,” 35 Tax Mgmt. Intl. Forum No. 4 (2014); “Transfer Pricing Audits,” 30 Tax Mgmt. Intl. Forum No. 4 (2009); "Centralization of Regional Management and Shared Services," 27 Tax Mgmt. Intl. Forum No. 1 (2006); "Too Much Ado About Something - The Proposed Regulations Governing Controlled Services Transactions," 33 Tax Mgmt. Intl. J. 67 (2004); "Squaring the Transfer Pricing Circle," 33 Tax Mgmt. Intl. J. 3 (2004); and "Control, Causality and Section 482," 28 Tax Mgmt. Intl. J. 403 (1999). 

Education:  University of California at Berkeley, J.D., 1977, Articles Editor for the Industrial Relations Law Journal; The George Washington University, B.A., 1971
Admissions: District of Columbia
Affiliations: Section of Taxation, American Bar Association; International Fiscal Association; State Bar of California; District of Columbia Bar; United States Supreme Court Bar Association.
John P. Warner is associated with the following items:
CHB Chapters  CHB Chapters Transfer Pricing (PowerPoint slides) - Basics of International Taxation 2018, Tuesday, July 24, 2018
Web Segment  Web Segment Transfer Pricing - Basics of International Taxation 2018 New York, Thursday, July 26, 2018
MP3 Audio  MP3 Audio Transfer Pricing - Transfer Pricing, Thursday, July 26, 2018
Transcripts  Transcripts Transfer Pricing - Transfer Pricing, Thursday, July 26, 2018
MP4 - Mobile Video Seg  MP4 - Mobile Video Seg Transfer Pricing - Transfer Pricing, Thursday, July 26, 2018
On-Demand Web Programs  On-Demand Web Programs Basics of International Taxation 2018 New York, Wednesday, August 01, 2018, New York, NY

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