He focuses primarily on advising on domestic and international tax planning, the taxation of financial instruments and derivatives, cross-border financing, CLOs, securitizations and other structured finance transactions. Jack also has significant experience in advising on fund investments, cross-border and domestic real estate transactions, including financing structures, REITs and fund structures, debt restructurings and global corporate transactions. In addition to private practice, Jack served for two years as attorney/adviser to the Honorable Arthur L. Nims, III, Chief Judge of the U.S. Tax Court.
Jack has been ranked as a leading tax lawyer in Chambers USA and as a recommended lawyer in Legal 500 USA. He is also listed in the Super Lawyers directory. Chambers says “Jack Heinberg ‘is admired by clients for the creative and thoughtful advice he offers in cross-border financing and securities, derivatives and financial instruments, and international and domestic tax planning. He is valued for being a great communicator and 'one of the easiest tax lawyers to talk to.’''
Jack has been a partner with the firm since 2000 and was a member of the Firm's Global Board.
Expertise
Industries
Published Work
- "Selected Federal Income Tax Issues Affecting Cross-Border Debt Restructurings," PLI Tax Strategies for Corporate Acquisitions, Dispositions, Spin-Offs, Joint Ventures, Financings, Reorganizations & Restructurings.
- "Expatriated Entities and their Surrogate Foreign Corporate Parents—The Anti-Inversion Rules under Section 7874," PLI Tax Strategies for Corporate Acquisitions, Dispositions, Spin-Offs, Joint Ventures, Financings, Reorganizations & Restructurings.
Leadership Positions And Professional Affiliations
- Member, American Bar Association and New York State Bar Association, Tax Sections (NYSBA's Committee on Foreign Activities of U.S. Taxpayers and Committee on Financial Instruments and on ABA Tax Section's Court Procedure and Practice Committee)
Qualifications
Admissions
Registered Foreign Lawyer, England and Wales, 2024
Admitted: Bar of the State of New York, USA, 1990
Admitted: United States Tax Court, 1991
Academic
LL.M., New York University School of Law, 1991
J.D., Brooklyn Law School, 1989
B.S., St. John's University, 1985
Languages
English
Disclaimer
A&O Shearman was formed on May 1, 2024 by the combination of Shearman & Sterling LLP and Allen & Overy LLP and their respective affiliates (the legacy firms). Any matters referred to above may include matters undertaken by one or more of the legacy firms rather than A&O Shearman.