On September 10, 2025, California’s Franchise Tax Board (“FTB”) adopted final regulations (“Final Regulations”) amending the rules regarding market-based sourcing for sales other than sales of tangible personal property. This brings to an end the FTB’s long-running process toward formally adopting the amendments first approved in
FICA Tax: Navigating the Nonqualified Deferred Compensation Special Timing Rule
By Tyler Forni, David B. Teigman & Andrea S. Rattner on
Compensation is generally subject to federal income tax and FICA tax when compensation is actually paid to an employee. However, nonqualified deferred compensation (NQDC) may be subject to FICA taxation before federal income taxation under a FICA tax special timing rule. The scope of NQDC subject to FICA taxation is…
Eighth Circuit Affirms Mayo Clinic’s “Educational Organization” Status and UBTI Refund
On July 25, 2025, the U.S. Court of Appeals for the Eighth Circuit affirmed the District Court decision holding that the Mayo Clinic is entitled to an $11.5 million refund of certain unrelated business income taxes imposed on it due to it being an “educational organization” under section 170(b)(1)(A)(ii).[1]…
President Trump Signs One Big Beautiful Bill Act into Law
I. Introduction
On July 4, 2025, President Trump signed the One Big Beautiful Bill Act (the “Act”) into law.[1] The Act is similar to the Senate Finance Committee’s draft legislative text (the “SFC Bill”) (released on June 16, 2025), with several modifications and omissions. The Act’s key differences from…
Tax Court Breaks New Ground on the Deductibility of Termination Fees with AbbVie Ruling
On June 17, 2025, the Tax Court opinion in AbbVie Inc. and Subsidiaries v. Commissioner of Internal Revenue was issued,[1] holding that the approximately $1.6 billion termination fee AbbVie (a Delaware corporation) paid to its abandoned merger partner Shire plc (an Irish company) was properly an ordinary deductible business…
The Tax Court in Soroban Holds that Limited Partners Were Too Active To Be Treated As “Limited Partners” and are Subject to Self-Employment Tax
On May 28, 2025, in Soroban Capital Partners LP v. Commissioner (T.C. Memo 2025-52) (“Soroban II”), the Tax Court held the active role of limited partners in a fund manager caused them to fail to qualify as “limited partners” for purposes of section 1402(a)(13) and, therefore, the limited…
One Big Beautiful Bill: Update on Provisions for Nonprofits
On May 22, 2025, the House of Representatives passed the One Big Beautiful Bill Act (H.R. 1, hereafter the “Revised House Bill”). The Revised House Draft Bill contains certain changes to the original bill that was released on May 12, 2025 by the House Ways and Means Committee (the “Original House Draft…
Executive Use of Corporate Aircraft: Navigating Tax, SEC Disclosure and Other Key Considerations
Companies are increasingly allowing their chief executive officers and, in certain circumstances, other executives to use corporate jets (which may be chartered flights or fractionally or fully owned aircraft) for personal use due to various reasons. Although this benefit may be a relatively small percentage of an executive’s overall compensation…
UK Government Carried Interest Tax Reforms Consultation Process: No New Conditions, Territorial Limits Clarified
By Stephen Pevsner, Catherine Sear & David M. Ward on
June 2025 – The UK Government has published its response to the consultation on its proposal to change the tax treatment of carried interest, confirming the expected final shape of the new regime which will take effect from April 2026.
The reforms, first announced in October 2024, mark a significant…
Proposed Changes to Interest Rate Tax Treatment for RICs
The One Big Beautiful Bill Act (the “OBBBA“), passed by the U.S. House of Representatives (the “House“) on May 22, 2025, is a comprehensive legislative package that seeks to implement sweeping reforms in tax policy, immigration, healthcare, and infrastructure as part of the federal budget reconciliation…