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Show submenu for Our Firm
Our Firm
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About Our Firm
80th Anniversary
Our History
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Show submenu for Practice Areas
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Show submenu for
ALL PRACTICE AREAS
Civil Tax Controversies & Litigation
Criminal Tax Fraud Investigations & Penalties
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Transactional Tax Planning
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Criminal Tax Fraud Investigations & Penalties
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Caroline D. Ciraolo
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Claude M. Millman
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John D. (Don) Fort
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pro bono
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Gray Proctor
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Usman Mohammad
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Todd Welty
Karen Kelly
Kevin M. Flynn
Securities Enforcement Defense
Transactional Tax Planning
Victor Suthammanont
Daniel Cady Davidson
Ian Weinstock
Exempt Organizations
Juliet L. Fink
Maxwell Brown
Congressional Investigations
Abigail Burke
Heather Fincher
Yelena Niazyan
Audits & Investigations: Puerto Rico’s Act 20/22
Michael Coverstone
Sidney Kess
Andy Steigleder
Brian C. Wille
Eduardo Cukier
Emma Westerhof
Eric Smith
Hannah Ambinder
Ian V. Buksunski
Lasya Ravulapati
Malena Solin
Robert McLeod
Samuel Tadmiri
Daniel Rosen
Daniel Wharton
Emily Feng
Frank Agostino
Jacob Paikin
Macdonald Norman
Melina Watson
Merima Mahmutbegovic
Nicholas S. Bahnsen
Wilda Lin
William Greco
News About Civil Tax Controversies & Litigation (2)
Apr 1, 2026
Kostelanetz Attorneys Author NYSBA Tax Section Report on Proposed Updates to IRS Voluntary Disclosure Practice
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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
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Mar 18, 2026
Melissa Wiley Quoted in Reuters Article: Paperless Transition Brings Refund Delay Concerns
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Mar 6, 2026
Usman Mohammad Receives NBI's 2025 Outstanding Faculty Award
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Feb 20, 2026
Kostelanetz Alert: SCOTUS Holds Tariffs Unconstitutional, Status of Refunds is Uncertain
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Feb 20, 2026
LISTEN: Karen Kelly Discusses Dissolution of DOJ Tax Division and New Enforcement Trends Against Tax-Exempt Organizations
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Feb 13, 2026
Andy Weiner Quoted in Bloomberg Tax “Bees and Bonus Depreciation: How to Get Creative With Your Taxes”
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Feb 3, 2026
Celebrating Kostelanetz at 80: A Boutique Law Firm with a Rich History
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Jan 29, 2026
Kostelanetz Files Amicus Brief in Hirsch v. United States Tax Court
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