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Sidley’s tax practice includes more than 60 tax lawyers, including 30 partners, located across the U.S. and Europe. Our team combines deep industry knowledge and technical excellence with a practical perspective to provide clients with tax services in multiple jurisdictions. Our lawyers work seamlessly to help clients navigate the tax implications of an ever-evolving business and legal environment around the world.

“They are outstanding lawyers, with deep industry knowledge and a pragmatic approach.”
Chambers USA 2020

What sets Sidley apart is the diversity of our tax capabilities, enabling us to assist our clients in a wide range of areas that often converge. Sidley is recognized as one of the premier tax practices in investment funds, capital markets, M&A, private equity, insurance, real estate investment trusts (REITs), and securitization and structured finance. We also offer tax advice in other areas including bankruptcy and corporate restructurings, derivatives, joint ventures, tax planning, legislative and regulatory developments, and state and local tax matters, as well as thoughtful and experienced representation in obtaining rulings and other guidance from tax authorities. We pride ourselves on providing well-thought-out advice in a manner that is timely, efficient and reflects our clients’ business objectives.

Sidley’s Tax Controversy lawyers also provide advocacy on behalf of clients in federal, state and local tax disputes nationwide. We represent clients at all stages of the administrative process and at every judicial level, from federal and state trial courts to the United States Supreme Court. In litigated matters, we bring to bear a team of experienced tax litigators who understand both the substantive tax issues and how to present a case effectively.

The tax practice and its lawyers have been named as leaders in their field in Chambers Global, Chambers USA, The Legal 500, Best Lawyers, U.S. News and other publications.