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Jason Rosenberg is a Principal and Leader of Withum’s State (SALT) Income and Franchise Tax Service Line. With over 15 years of state and local tax experience, Jason focuses on all areas of multistate income and franchise taxes. He has significant experience serving clients in manufacturing, retail, life sciences, financial services, technology, and other service industries.

Jason’s SALT practice areas include state tax planning, nexus considerations, income tax accounting (i.e. ASC 740 provision), group filings (i.e. combined), state apportionment/sourcing, tax base modification rules, unitary taxation, due diligence, and credits & incentives. In addition, he performs state and local tax reviews designed to identify potential refund claims, prospective opportunity filings, and mitigation of tax exposures. Jason also assists clients with providing controversy services, including audit defense representation, delinquency settlements, ruling requests, and voluntary disclosure agreements.

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Latest Thinking

New Jersey Tax Opportunity: Certainty Sooner Through Voluntary Disclosure

If your company has operations in New Jersey and other states but does not necessarily have complete or clear tax reporting in New Jersey (and you are dreading it), a […]

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New York City’s Tax Code Adopts Significant Changes

New York City’s tax code was amended on August 31, 2022, to harmonize a number of the City’s provisions with New York State. Governor Kathy Hochul signed legislation (S9454/A10506) adopting […]

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On-Demand Webinar: Top State and Local Tax Challenges for the Healthcare Industry

As states are looking to meet budget deficits, they have become more aggressive at enforcing tax laws. Join us as James Bartek, Jason Rosenberg and Bonnie Susmano from Withum’s State […]

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