Over the past year, federal courts have issued decisions that extended the deadline for challenging tax bills in the U.S. Tax Court, allowed the IRS to pursue a woman's decades-old tax debt caused by her return preparer and lifted a $1 million reporting penalty because a jury didn't sign off. Here, Law360 reviews some of the most significant federal tax decisions of 2025.
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THURSDAY, DECEMBER 25, 2025 Law360 iOS App Law360 Android App Follow Law360 on Facebook Follow Law360 on LinkedIn Follow Law360 on Twitter

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Analysis

Top Federal Tax Decisions Of 2025

By Anna Scott Farrell

Over the past year, federal courts have issued decisions that extended the deadline for challenging tax bills in the U.S. Tax Court, allowed the IRS to pursue a woman's decades-old tax debt caused by her return preparer and lifted a $1 million reporting penalty because a jury didn't sign off. Here, Law360 reviews some of the most significant federal tax decisions of 2025.

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Analysis

Top International Tax Cases Of 2025

By Molly Moses

Government tax administrations came up short in some of the biggest international cases decided this year, including Denmark's challenge to a British trader it accused of deceiving the tax authority into paying thousands of improper refunds. Here, Law360 examines seven of the year's top international tax cases.

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Top International Trade Developments Of 2025

By Dylan Moroses

Importers faced novel levels of uncertainty in 2025 as President Donald Trump introduced several new tariff actions during his second term, including some that prompted importers to challenge a law used to authorize duties that had never been used before. Here, Law360 examines the year's top international trade developments.

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SEC, FAT Brands Near Deal In Suit On CEO's $27M Loan Scam

By Dorothy Atkins

Restaurant franchiser FAT Brands, its former CEO and other executives told a California federal judge on Tuesday that they reached a deal to resolve the U.S. Securities and Exchange Commission's civil claims that they ran an illegal $27 million personal-loan scheme to fuel the former CEO's lavish lifestyle as the public company floundered.

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LITIGATION

11th Circ. Rejects Woman's Legal Fees In Tax Case Win

By Kat Lucero

A Florida woman cannot recoup around $6,000 in attorney fees as part of her win in a U.S. Tax Court deficiency action despite paying her husband's legal practice to help with the case, the Eleventh Circuit found, affirming the Tax Court's ruling.

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Tax Court Denies Couple's Child Tax Credit For Nephew

By Kat Lucero

A couple who jointly filed as a married couple in 2020 cannot claim the child tax credit for a minor whom they describe as their nephew from Mexico who came to live with them that year, a U.S. Tax Court judge ruled Tuesday.

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IRS RELEASES

IRS Issues FAQs For Interest Expense Deduction Limits

By Natalie Olivo

The Internal Revenue Service issued answers Tuesday to a set of frequently asked questions related to interest expense deduction calculations that were changed under the budget reconciliation law.

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IRS Issues Updates To Healthcare Premium Tax Credit

By Kat Lucero

The IRS released updates Tuesday to the refundable premium tax credit that allows individuals to purchase health insurance from the federal government's marketplace, including the removal of a repayment cap on excess credits that were established in the Republican 2025 budget law.

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Law360 Tax Authority Map

LAW FIRMS IN TODAY'S NEWS

Barnes & Thornburg

Byrne & Nixon

Dentons

Eversheds Sutherland

Gibson Dunn

Greenberg Traurig

Hogan Lovells

Holland & Knight

Hueston Hennigan

Iversen Proctor

Kostelanetz LLP

Schwartz White

COMPANIES IN TODAY'S NEWS

3M Co.

All Resort Group Inc

Alvarez & Marsal Holdings LLC

Amazon.com Inc.

Chevron Corp.

FAT Brands Inc.

Medtronic PLC

Meta Platforms Inc.

PepsiCo Inc.

Perrigo Co. PLC

GOVERNMENT AGENCIES IN TODAY'S NEWS

Court of Justice of the EU

European Union

Internal Revenue Service

U.S. Court of Appeals for the Eighth Circuit

U.S. Court of Appeals for the Eleventh Circuit

U.S. Court of Appeals for the Fifth Circuit

U.S. Court of Appeals for the Sixth Circuit

U.S. Court of Appeals for the Third Circuit

U.S. Department of Commerce

U.S. Department of Justice

U.S. Department of the Treasury

U.S. District Court for the Central District of California

U.S. District Court for the Northern District of Texas

U.S. District Court for the Western District of Michigan

U.S. District Court for the Western District of Pennsylvania

U.S. Securities and Exchange Commission

U.S. Supreme Court

U.S. Tax Court