Biography

Prior to joining Weil, Joseph was National Principal-in-Charge of Washington National Tax at KPMG LLP.
Joseph is on Bloomberg Industry Group’s Corporate Taxation Advisory Board and the New York University Institute on Federal Taxation advisory board. He is an adjunct faculty member at New York University School of Law and was an adjunct faculty member at Georgetown University Law Center. He is a frequent speaker on tax issues relating to mergers and acquisitions, spin-offs and other divestitures, corporate tax planning, workouts and consolidated return matters.
Joseph has served as chair of the Corporate Tax Committee of the American Bar Association Tax Section; council director for the American Bar Association Tax Section’s Corporate Tax Committee, Committee on Affiliated and Related Corporations, and Bankruptcy and Workouts Committee; chair of the American Bar Association Tax Section’s Committee on Affiliated and Related Corporations and its Subcommittee on Consolidated Returns; co-chair of the Federal Bar Association Domestic Corporate Tax Symposia; and member of the advisory boards of the National Foreign Trade Council, Inc. and the Federal Bar Association.
Joseph is recognized as a leading lawyer for Tax in D.C. by Chambers USA, where clients note that "beyond his superb communication skills and encyclopedic knowledge of US tax law, Joe is remarkably shrewd and practical in fast-paced, high stakes transactions." He is recognized as a “Highly Regarded” lawyer for Transactional Tax in the U.S. and a “Tax Leading Advisor” in D.C. by International Tax Review’s World Tax. Joseph was named a 2020 “Washington, D.C. Trailblazer” for Tax by The National Law Journal and a 2020 Tax “MVP” by Law360. He is also recognized as a “leading” lawyer for U.S. Taxes: Non-Contentious and is recommended for Tax: Financial Products and International Tax by Legal 500 US. He was shortlisted for the 2020 “North America Tax Practice Leader of the Year” Award for Euromoney International Tax Review’s Americas Tax Awards. Joseph is recognized among Who’s Who Legal’s Thought Leaders - Global Elite for Corporate Tax and named among Lawdragon’s “500 Leading Dealmakers in America” and inaugural “Leading Global Tax Lawyers” lists. He was named Washington, D.C. Tax Lawyer of the Year by Best Lawyers in America in 2012.
Firm News & Announcements, Latest Thinking
Awards and Recognition
- Joseph Pari Named a “Leading” Lawyer for U.S. Taxes: Non-Contentious Award Brief — Legal 500 US
- Joseph Pari Named a “Leading” Lawyer for Tax in District of Columbia Award Brief — Chambers USA
- Joseph Pari Recommended for Tax: Financial Products and International Tax Award Brief — Legal 500 US
- Joseph Pari Named to the Inaugural “Leading Global Tax Lawyers” List Award Brief — Lawdragon
- Joseph Pari Named a 2020 MVP: Tax Award Brief — Law360
- Joseph Pari Named a “Washington, D.C. Trailblazer” for Tax Award Brief — The National Law Journal 2020
- Joseph Pari Named Among 2020 “Thought Leaders - Global Elite” for Corporate Tax Award Brief — Who's Who Legal
- Joseph Pari Shortlisted for 2020 “North America Tax Practice Leader of the Year” Award Award Brief — Euromoney International Tax Review’s Americas Tax Awards
- Joseph Pari Named a “Bankruptcy Tax Specialist” Award Brief — Turnarounds & Workouts
Speaking Engagements
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PLI’s Practical Guide to the Consolidated Tax Return Regulations 2024
Speaker(s):
Joseph M. Pari
February 28, 2024 — New York, NY — Co-Chair of Weil’s Tax Department Joseph Pari is speaking on a panel titled “Overview of Consolidated Return Issues on the Disposition of Stock of Members of a Consolidated Group, Including an Overview of the Unified Loss Rules” as part of PLI’s Practical Guide to the Consolidated Tax Return Regulations 2024.
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PLI’s Cross-Border M&A Tax Planning 2024: Doing Worldwide Deals From the Office, Dining Room, and the Beach
Speaker(s):
Joseph M. Pari
February 12, 2024 — New York, NY — Co-Chair of Weil’s Tax Department Joseph Pari is speaking on a panel titled “Cross-Border Spin Offs” as part of PLI’s Cross-Border M&A Tax Planning 2024: Doing Worldwide Deals From the Office, Dining Room, and the Beach.
Firm News & Announcements
- Weil Advises Sanofi in its $9.5 Billion Acquisition of Blueprint Medicines Deal Brief — June 02, 2025
- Fifteen Weil Partners Named to 2025 Lawdragon Leading Global Tax Lawyers List Firm Announcement — May 19, 2025
Latest Thinking
- IPOs, Spins and Split-Offs: Capturing the Value of a Separate Business Unit Alert — By Corey Chivers, Amanda Fenster, Sachin Kohli, Joseph M. Pari, Alex P Dobyan and Julia Yu — PDF — June 03, 2025
- Corporate Tax 2025 — USA: Law & Practice Publication — Chambers Global Practice Guides — By Devon Bodoh, Greg Featherman, Joseph M. Pari, Alex P Dobyan and Grant Solomon — PDF — April 07, 2025
- Chambers Expert Focus Weil Tax Insight Series: International Hot Topics, Recent Guidance, Spin-Offs and Split-Offs Alert — By Devon Bodoh and Joseph M. Pari — January 15, 2025
- Chambers Expert Focus Weil Tax Insight Series: Tax Challenges Faced During Debt Restructurings Alert — Chambers Expert Focus — By Devon Bodoh and Joseph M. Pari — December 16, 2024
- International Comparative Legal Guide (ICLG) – USA: Corporate Tax Laws and Regulations 2025 Publication — International Comparative Legal Guides — By Devon Bodoh, Joseph M. Pari, Greg Featherman and Blake Bitter — December 12, 2024