Worldwide: Tax Authorities

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Tax law and international tax law thought leadership, articles, podcasts, videos and webinars from expert sources across the legal world. Explore insights covering topics such as capital gains tax, corporate tax, income tax, inheritance tax, national insurance, property taxes, sales taxes, VAT, GST, tax authorities, transfer pricing and withholding tax.
Article
California Office Of Tax Appeals Rejects Unitary Business Treatment For Gain From Sale Of Company Division
The California Office of Tax Appeals examined whether a beverage distribution division operated as part of a unitary business with a taxpayer's other divisions, applying both the three unities test and the contribution and dependency test. The decision addresses critical questions about apportionability of income from asset sales and whether the tax benefit rule requires recovery of previously claimed deductions when operations are determined to be non-unitary.
United States Tax
GT
Greenberg Traurig, LLP
Article
IRS Proposes New Rules For Private Schools With Race-Based Policies
The Department of the Treasury and IRS have proposed regulations that would eliminate tax-exempt status for private schools maintaining race-based policies in admissions, scholarships, or programs—regardless of remedial or diversity objectives. The rule would affect approximately 18,000 tax-exempt schools, 750,000 students, and outstanding tax-exempt bonds, fundamentally reshaping how educational institutions approach diversity initiatives and donor-restricted scholarships.
United States Tax
M
Mintz
Article
IRS Finalizes Rules On The New Car Loan Interest Deduction
The Treasury Department and IRS issued final regulations implementing the new deduction for qualified passenger vehicle loan interest (QPVLI), a temporary benefit created by the One, Big, Beautiful Bill Act (OBBBA) that allows individuals to deduct up to $10,000 of interest paid on certain auto loans, even if they do not itemize deductions. The final rules largely adopt the proposed regulations issued in January 2026 but include clarifications in response to public comments received by the Treasury Department.
United States Tax
LL
Liskow & Lewis
Article
Latest Tax Updates: Trump Account Investment Rules, Subpart F Proration, And Conservation Easement Enforcement
The IRS and Treasury Department issued significant guidance in late August 2026 on Trump Accounts, CFC income calculations, and conservation easement enforcement, while federal appellate courts delivered pivotal rulings on the limited partner exception to self-employment tax and the Anti-Injunction Act's scope. These developments reshape tax compliance strategies for individuals, corporations, and partnerships navigating charitable deductions, international income allocation, and procedural challenges.
United States Tax
SR
McDermott Will & Schulte
Article
States Begin Addressing Sales Tax Effects Of Cessation Of Penny Production
Following the U.S. Mint's decision to stop producing pennies, states across the nation are issuing new guidance on how retailers should handle cash transaction rounding. While most states require sales tax to be calculated on the original sales price before rounding occurs, the specific rounding methods and compliance requirements vary significantly by jurisdiction, creating a complex landscape for multistate retailers to navigate.
United States Tax
MG
MGO CPA LLP
Article
Tax Court Finds IRS Revenue Agent Liable For Civil Fraud Penalty
The United States Tax Court recently issued a reminder that tax sophistication can support a finding of civil fraud. In Janangelo v. Commissioner, T.C. Summary Opinion 2026-8, the court found that a longtime IRS revenue agent, who is also a licensed attorney and CPA, committed civil fraud by claiming a series of fabricated and unsubstantiated deductions across four consecutive tax years.
United States Tax
LL
Liskow & Lewis
Article
IRS Publishes Notice Of Proposed Rulemaking Restricting 501(c)(3) Status Based On “Racial Nondiscrimination” Practices: What Private Schools Need To Know
The Treasury Department and IRS have proposed sweeping new regulations that would revoke tax-exempt status from private schools maintaining any race-conscious policies, from admissions to scholarships to athletics. The proposed rule eliminates longstanding safe harbors for minority-preference programs and extends the Supreme Court's recent college admissions decision to K-12 schools and all educational programs.
United States Tax
FH
Foley Hoag LLP
Video
Corporate IRS Strategies And The Economic Substance Doctrine (Video)
The IRS is increasingly invoking the economic substance doctrine to challenge corporate tax strategies, even when transactions comply with statutory requirements. Jones Day partner Chuck Hodges examines how the agency tests the boundaries of this codified doctrine and outlines critical steps companies must take to build defensible positions that can withstand rigorous IRS scrutiny and potential litigation.
United States Tax
JD
Jones Day
Article
Hearing On Proposed Amendment To LAC 61:I.4372 — Sales & Use Tax Obligations Of Persons Constructing, Repairing Or Altering Immovable Property
The Louisiana Department of Revenue has proposed amendments to its regulation governing sales and use tax responsibilities for contractors and their customers, generating significant public interest. A public hearing has been scheduled to address the substantial volume of comments received regarding these proposed changes.
United States Tax
JW
Jones Walker
Article
Treasury Expands And Extends Section 45Q Subpart RR Safe Harbor
The Treasury Department and IRS have issued Notice 2026-50, expanding the safe harbor for section 45Q carbon capture tax credits by extending Subpart RR reporting requirements to enhanced oil recovery projects and establishing a transition period tied to future guidance. This interim relief addresses critical gaps in the carbon capture regulatory framework while Treasury seeks public comment on permanent alternatives to EPA's Greenhouse Gas Reporting Program requirements.
United States Tax
S
Steptoe LLP
Article
Latest Tax Updates: Section 7508A Refund Claims, Whistleblower Award Eligibility, And Court Restrictions On IRS Collection
This roundup examines critical IRS developments spanning executive nominations, procedural relief mechanisms, and landmark court decisions that reshape tax collection enforcement and whistleblower award determinations. From supervisory approval requirements for penalty assessments to jurisdictional questions in Collection Due Process proceedings, these developments carry significant implications for taxpayers navigating federal tax controversies and compliance obligations.
United States Tax
SR
McDermott Will & Schulte
Article
Government Drops Statute Of Limitations Defense In McKesson Cost-sharing Challenge
The US Department of Treasury defends its authority to regulate stock-based compensation in cost-sharing arrangements under IRC § 482, arguing the regulations fall within statutory bounds and are necessary to ensure arm's-length results between related parties. The government's response to McKesson Corporation's summary judgment motion addresses challenges based on the Loper Bright decision and notably abandons its six-year statute of limitations defense.
United States Tax
SR
McDermott Will & Schulte
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