Biography

Since starting his career as a tax practitioner, Josh has specialized in California income tax consulting and controversy matters, including California refund reviews and strategic refund claims, Franchise Tax Board (FTB) audit defense, protesting FTB assessments, settlement and closing agreement negotiations, and appeals before California’s administrative Office of Tax Appeals.

Beyond California specific consulting, Josh has also handled a wide array of multistate income tax matters including general income tax audit defense, large scale voluntary disclosure projects, ruling requests, nexus studies, and market-based sourcing studies.

From an industry perspective, Josh’s areas of focus have included banking and financial services, insurance, investment management, and the media and entertainment sectors.

External Publications

  • Reforming California’s Sales Factor Sourcing Rule for Sales of Tangible Personal Property to the U.S. Government in the Wake of the COVID-19 Pandemic (California Tax Lawyer Vol. 31, Issue 1, February 2022)
  • Updating California’s Other State Tax Credit Laws to Account for New Pass-Through Entity Tax Regimes Recently Enacted in Other States in Response to the Tax Cuts & Jobs Act of 2017 (California Tax Lawyer Vol. 30, Issue 2, September 2021)
  • Economic Nexus Threatens Water’s-Edge Elections: A Legislative Proposal for Relief (California Tax Lawyer Vol. 26, Issue 2, June 2017)

Professional Affiliations

  • Member, California Bar
  • Member, California Lawyer’s Association, Taxation Section
  • Member, American Bar Association

Education

  • BA, mathematics and economics, University of California San Diego
  • JD, University of Arizona James E. Rogers School of Law
  • LL.M, New York University School of Law

Insights from Josh Grossman

Baker Tilly US, LLP, Baker Tilly Advisory Group, LP and Moss Adams LLP and their affiliated entities operate under an alternative practice structure in accordance with the AICPA Code of Professional Conduct and applicable laws, regulations and professional standards. Baker Tilly Advisory Group, LP and its subsidiaries, and Baker Tilly US, LLP and its affiliated entities, trading as Baker Tilly, are members of the global network of Baker Tilly International Ltd., the members of which are separate and independent legal entities. Baker Tilly US, LLP and Moss Adams LLP are licensed CPA firms that provide assurance services to their clients. Baker Tilly Advisory Group, LP and its subsidiary entities provide tax and consulting services to their clients and are not licensed CPA firms. ISO certification services offered through Moss Adams Certifications LLC. Investment advisory offered through either Moss Adams Wealth Advisors LLC or Baker Tilly Wealth Management, LLC.