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Ronald L. Buch

Bingham McCutchen LLP
Washington, DC

Practice Area
Tax Litigation

Ron Buch's practice focuses on tax controversy and litigation matters.  Representing large, multinational companies and high net-worth individuals, he has extensive experience in TEFRA partnership audit and litigation procedures, IRS promoter examinations, and internal investigations.  While most of his cases are resolved at the administrative level or settled before trial, Mr. Buch’s most recent cases include:

  • Fidelity International Currency Advisor A Fund, L.L.C. v. United States, No. 05-40151 & 06-40130 (D. Mass.); Fidelity High Tech Advisor A Fund, L.L.C. v. United States, Nos. 06-4-243 & 06-40244 (D. Mass.).

  • Imprimis Investors LLC v. United States, 83 Fed. Cl. 46 (2008).

  • Lyons Partnership L.P., Rhenclid, Inc., Tax Matters Partner v. Commissioner, No. 2261-08 (Tax Court).

Prior to joining the firm, Ron served as senior legal counsel with the Internal Revenue Service (IRS) Office of Chief Counsel's Large and Mid-Size Business Division. While at the IRS, he received the James E. Markham Attorney of the Year Award (1999) along with several other awards. He represented the IRS before the United States Tax Court on numerous occasions, often in matters involving TEFRA procedural issues.

He currently serves as adjunct professor at Georgetown University Law Center teaching Tax Practice and Procedure (Administrative Practice) and Tax Research and Writing. He is a member of the J. Edgar Murdock American Inns of Court.  A member of the American Bar Association Taxation Section, he is the past chair of the ABA Taxation Section’s Administrative Practice Committee (2008-2009) and past member of the Pass-Through Entity Integration Task Force.  He was also past chair of the DC Bar Taxation Section’s Tax Audits and Litigation Committee (2006-2008).

A frequent speaker on tax controversy issues including IRS administrative affairs and tax shelters, Mr. Buch has been an invited speaker before the IRS.  He has addressed audiences at programs with the Tax Executives Institute, both national and chapter events, the Federal Bar Association, and the American Petroleum Institute. 

At the Capital University Law Center, Mr. Buch served as the Ohio Tax Review Fellow from 1993 to 1994. He was the research editor for the Michigan State University College of Law law review.


Managing Your Documents and Obtaining Theirs: Five Rules to Keep in Mind, Nashville TEI Spring Seminar, Nashville, Tenn. (April 30, 2009)
The IRS Manual: There’s Gold in Them Thar Pages, Tax Executives Institutes’ 59th Mid-Year Conference, Washington, D.C. (March 31, 2009)
Section 6694 and Other Issues Impacting Issue Planning and Return Preparation, API Federal Tax Forum, Houston, Texas (April 21, 2008)
When All Else Fails — IRS Attacks on Economic Substance, Tax Executives Institute 2008 Spring Seminar, Nashville, Tenn. (April 17, 2008)


Admitted to practice in the District of Columbia U.S. Court of Federal Claims U.S. Supreme Court U.S. Tax Court


Capital University Law School, Master of Laws, 1994 Michigan State University College of Law, Juris Doctor, 1993 Northwood University, Bachelor of Business Administration, 1987