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Hogan Lovells US LLP

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Siobhan Rausch

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Hogan Lovells US LLP

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Siobhan Rausch is the Global Co-head of the Hogan Lovells Tax practice. Siobhan practices primarily in the area of tax-exempt organizations. Her practice focuses on the formation and operation of a range of nonprofit entities, including charitable, educational and health-related organizations; private foundations; trade associations; and related nonprofit and for profit affiliates. Siobhan advises clients on matters relating to the qualification and retention of their tax exemption, mergers and strategic transactions, investments (including program-related investments), and unrelated business income tax. Siobhan has extensive experience handling audit and controversy matters involving tax-exempt organizations and obtaining favorable IRS private letter rulings and tax-exemption determinations. Siobhan represents a number of international nonprofits in the United States in respect to activities in other countries.


Prior to entering law school, Siobhan was a tax associate in the tax policy group of a major strategic consulting firm. Siobhan is a frequent speaker at conferences sponsored by the National Association of Colleges and University Attorneys and other national events.


Member, American Health Lawyers Association; Member, American Bar Association; Member, District of Columbia Bar Association


J.D., magna cum laude, The Catholic University of America, Columbus School of Law, 1997; B.A., summa cum laude, The Catholic University of America, Columbus School of Law, 1992

United States: Tax

International tax

Within: International tax

Hogan Lovells US LLP's international tax practice is led by Siobhan Rausch in the Washington DC office. Rausch continues to advise The Juilliard School on the tax elements of the establishment of two joint venture schools in the Tianjin Free Trade Zone. Jeffrey Tolin in New York specializes in domestic and cross-border acquisitions, mergers, restructurings and joint ventures, and is advising Novartis on the tax elements of its $8.7bn acquisition of AveXis. Christine Lane in Washington DC led US tax advice on Woodward Inc's €700m acquisition of German L’Orange GmbH from Rolls-Royce Group. Silicon Valley and San Francisco based Babak Nikravesh counts Caisse de dĂ©pĂŽt et placement du QuĂ©bec and Synopsys among his clients.

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US taxes: contentious

Within: US taxes: contentious

Hogan Lovells US LLP is led by team head Siobhan Rausch, Todd Miller and Christine Lane, who are all based in Washington DC. Rausch specializes in securing IRS private letter rulings for clients and handles complex tax-exemption applications. Miller is an IRS audits and appeals expert and also acts for clients before the IRS on ruling requests, refund claims, technical advice requests, and closing agreements. Lane also advises on complex controversy matters.

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