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Tax NotesMarch 1, 2021
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Tax NotesFebruary 22, 2021
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Tax Notes, Law360, Massachusetts Lawyers WeeklyFebruary 11, 2021
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Massachusetts Lawyers WeeklyFebruary 11, 2021
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Tax NotesFebruary 2, 2021
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Law360February 1, 2021
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Oral Argument ArchivesFebruary 1, 2021
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Press ReleaseNovember 5, 2020
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Press ReleaseSeptember 22, 2020
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The Best Lawyers in America® 2021August 20, 2020
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Roy C. Andersen, Benjamin J. Armour, John G. Balboni, Victor N. Baltera, Ashley H. Brooks, John L. Chilton, Nicole M. Crum, David E. Danovitch, Jeffrey R. Gleit, Angela Gomes, David A. Guadagnoli, Brian E. Hammell, John Hunt, Thomas G. Huszar, Richard L. Jones, David H. Kaplan, Jeffrey M. Karp, Scott L. Kaufman, Caroline A. Kupiec, David M. Leahy, David C. Mahaffey, Scott M. Miller, Louis A. Monti, David J. Nagle, Nicholas M. O'Donnell, Ameek Ashok Ponda, John H. Riley, Lewis N. Segall, Amy E. Sheridan, Gerry Silver, Laura Steinberg, Douglas S. Stransky, Paul E. Summit, Joel S. Telpner, Matthew J. Van WormerPress ReleaseJune 10, 2020
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Tax NotesApril 6, 2020
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February 6, 2020
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The Boston PodcastDecember 18, 2019
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Law360November 21, 2019
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Sullivan Press ReleaseNovember 1, 2019
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Sullivan Press ReleaseSeptember 18, 2019
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The Best Lawyers in America 2020®August 15, 2019
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Journal of Taxation of Passthrough EntitiesJuly 29, 2019
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Benjamin J. Armour, John G. Balboni, Victor N. Baltera, Howard E. Berkenblit, Ashley H. Brooks, John L. Chilton, Nicole M. Crum, William J. Curry, Christopher C. Curtis, Judith G.H. Edington, John W. Gahan III, Lindsey A. Getz, Jeffrey R. Gleit, David A. Guadagnoli, Brian E. Hammell, John Hunt, Richard L. Jones, David H. Kaplan, Jeffrey M. Karp, Scott L. Kaufman, Karen J. Kepler, Caroline A. Kupiec, Matthew E. Lane, David M. Leahy, David C. Mahaffey, Louis A. Monti, David J. Nagle, Ameek Ashok Ponda, Avinash R. Rao, Nicole Rives, Daniel P. Ryan, Lewis N. Segall, Amy E. Sheridan, Gerry Silver, Laura Steinberg, John M. Steiner, Douglas S. Stransky, Joel S. Telpner, Matthew J. Van Wormer, Adam N. Weisenberg, Carol G. WolffSullivan Press ReleaseMay 30, 2019
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Press ReleaseJanuary 16, 2019
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Press ReleaseNovember 1, 2018
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Law360September 17, 2018
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Press ReleaseSeptember 5, 2018
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Law360August 27, 2018
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The Best Lawyers in America 2019®August 15, 2018
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The Boston GlobeAugust 10, 2018
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Law360August 7, 2018
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International Tax ReviewAugust 3, 2018
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Law360June 15, 2018
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Bloomberg BNAMay 18, 2018
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Client AdvisoryFebruary 9, 2018
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State Tax Today, Bloomberg BNAFebruary 7, 2018
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Massachusetts Lawyers WeeklyFebruary 1, 2018
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Press ReleaseJanuary 8, 2018
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Massachusetts Lawyers WeeklyJanuary 4, 2018
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Boston HeraldSeptember 28, 2017
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Press ReleaseSeptember 5, 2017
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The Best Lawyers in America 2018®August 15, 2017
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State Tax TodayAugust 2, 2017
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Law360April 10, 2017
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Press ReleaseNovember 1, 2016
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International Tax ReviewOctober 3, 2016
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Bloomberg BNA: Daily Tax ReportJanuary 13, 2016
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State Tax NotesNovember 23, 2015
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Bloomberg BNA: Daily Tax ReportNovember 3, 2015
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Press ReleaseNovember 2, 2015
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Press ReleaseAugust 17, 2015
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Bloomberg BNA: Weekly State Tax ReportMarch 20, 2015
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November 25, 2019
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May 9, 2019
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June 6, 2017 (2:00 - 5:00 p.m.)
Sullivan represents clients in conflicts with the Internal Revenue Service and state tax authorities, and we are particularly recognized as a leader at resolving Massachusetts state tax controversies for both individuals and businesses. We manage all stages of tax disputes, including audits, administrative appeals and litigation. When the stakes are large and the law is unclear, we obtain private rulings from the Internal Revenue Service and state tax authorities for our clients.
Representative Client Work
- Partnership tax dispute before the U.S. Tax Court concerning the "at risk" rules and a single-member LLC
- S corporation tax dispute before the U.S. Tax Court concerning debt basis and other issues
- State income tax disputes of all sorts, including those concerning income apportionment, business purpose and economic substance
- Disputes concerning state addback statutes and the deductibility of royalty and interest expenses
- Qualification and defense of manufacturing corporations, research and development corporations and security corporations
- State sales and use tax disputes, including manufacturer-vendor disputes, and disputes concerning use tax collection obligations
- Domicile planning, audit defense and litigation for high-net-worth individuals (HNWI)
- Disputes relating to administrative summonses issued by federal and state tax authorities, including third-party summonses
- Discovery disputes related to attorney-client privilege and the work product doctrine
- Disputes concerning the Massachusetts room occupancy excise, including the taxation of frequent guest programs and the nature of hotels subject to the excise
- Disputes concerning the Massachusetts convention center surcharge as it applies to private charters and whale watch cruises
- Responses to federal and state tax collection activities, including liens and levies
- Voluntary disclosure agreements (VDAs) for nonfilers
- Advice concerning the filing of amended tax returns
- Cooperation with our Government Investigations & White Collar Defense Group in potentially criminal tax matters
- Pro bono representation in cutting‑edge tax matters, such as the scope of medical expense deductions for a patient suffering from gender identity disorder