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Show submenu for Our Firm
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ALL PRACTICE AREAS
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Caroline D. Ciraolo
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Usman Mohammad
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Karen Kelly
Kevin M. Flynn
Daniel Cady Davidson
Maxwell Brown
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Ian Weinstock
Transactional Tax Planning
Juliet L. Fink
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Abigail Burke
Frank Agostino
Yelena Niazyan
Eduardo Cukier
Heather Fincher
Michael Coverstone
Andy Steigleder
Audits & Investigations: Puerto Rico’s Act 20/22
Eric Smith
Hannah Ambinder
Ian V. Buksunski
Sidney Kess
Brian C. Wille
Emma Westerhof
Lasya Ravulapati
Macdonald Norman
Malena Solin
Merima Mahmutbegovic
Robert McLeod
Samuel Tadmiri
William Greco
Daniel Rosen
Daniel Wharton
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News About Appellate Litigation (2)
Apr 1, 2026
Kostelanetz Files Amicus Brief on IRS Sharing Tax Info with ICE on Behalf of 115 Members of Congress
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Mar 31, 2026
Kostelanetz Files Amicus Brief on Behalf of the American College of Tax Counsel in SCOTUS Case Murrin v. Commissioner
Read article
Feb 20, 2026
Kostelanetz Alert: SCOTUS Holds Tariffs Unconstitutional, Status of Refunds is Uncertain
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Jan 29, 2026
Kostelanetz Files Amicus Brief in Hirsch v. United States Tax Court
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Jan 27, 2026
Gray Proctor Quoted in Law360 Article on How SCOTUS’ FCC Cases Could Impact IRS Penalty Disputes
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Dec 24, 2025
Michael Sardar Quoted in Law360 Article on Top Federal Tax Decisions of 2025
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Dec 8, 2025
Karen Kelly Quoted in Tax Notes Article “Justice Department Tax Division’s Last Day Has Come and Gone”
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Nov 13, 2025
Gray Proctor Quoted in Law360 Article on Jarkesy Ruling and Tax Controversy
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Nov 3, 2025
Frank Agostino and Associates Join Forces with Premier Tax Controversy and White Collar Boutique Kostelanetz LLP
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Oct 3, 2025
Gray Proctor Quoted in Tax Notes on SCOTUS Review of Tariff Ruling
Read article