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Tax Court News & Case Summaries

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news• US Tax Court

Anonymous Petitioner v. Commissioner of Internal Revenue: The $130K Celebrity Deduction Dispute

C. Memo. 2026-69) threatens to upend the tax planning strategies of social media influencers nationwide, imposing $130,550 in deficiencies and $26,110 in penalties for tax years 2019–2021.

Docket Nos. 8834-23, 16512-23
news• US Tax Court

Malibu Valley Land, LLC v. Commissioner: The $30 Million Conservation Easement Dispute

The Tax Court’s August 17, 2026, decision in Malibu Valley Land, LLC v. C. Memo.

Docket No. 20442-19
news• Federal Register

Proposed Rules for CFC Exemption Election and Foreign Currency Gain or Loss Regulations

The IRS on Friday proposed sweeping changes to the tax rules governing controlled foreign corporations (CFCs) with foreign branches, aiming to slash compliance costs by an estimated $16 million annually while preserving the integrity of the U.S. tax base.

REG-103844-26
news• IRS Written Determination

IRS Rules on Extraordinary Costs and Bond Financing for Public Utility Authority

A public utility sought IRS guidance on whether extraordinary costs incurred due to a coal supply disruption could qualify for tax-exempt bond financing under strict arbitrage rules. 148-10(a)(4), which prohibits overburdening the tax-exempt bond market.

PLR-120037-25
news• IRS Written Determination

IRS Grants Relief for Inadvertent Termination of S Corporation Election Due to Missing QSST Election

The IRS granted relief under § 1362(f) to a corporation whose S election was inadvertently terminated when the beneficiary of a trust holding its shares failed to file a Qualified Subchapter S Trust (QSST) election under § 1361(d)(2).

PLR-119965-25
news• IRS Written Determination

IRS Grants Extension for Late Consolidated Return Election Under § 1.1502-75(a)(1)

1502-75(a)(1), ruling that the taxpayer’s failure to timely elect was excusable due to reasonable reliance on a tax professional who omitted the election entirely.

PLR-119811-25
news• IRS Written Determination

IRS Grants Extension for Late Opportunity Zone Gain Deferral Election

9100-3 to a taxpayer who missed the deadline to file Form 8949 to elect capital gains deferral under Section 1400Z-2(a)(1)(A).

PLR-119579-25
news• IRS Written Determination

IRS Grants Extension for Portability Election Under § 2010(c)(5)(A)

The IRS granted a 120-day extension to an estate that missed the deadline to elect portability under § 2010(c)(5)(A), allowing the surviving spouse to claim the decedent’s unused estate tax exclusion (DSUE).

PLR-119540-25
news• IRS Written Determination

IRS Rules on Section 382 Ownership Change and Bankruptcy Exception in PLR-119317-25

The IRS ruled in PLR-119317-25 that a portion of indebtedness ($L) incurred by Old Parent and traced to contributions for a specific purpose (Purpose M) qualifies as "ordinary course" indebtedness under § 382(l)(5)(E)(ii), preserving the bankruptcy exception to ownership change limitations.

PLR-119317-25
news• IRS Written Determination

IRS Grants Extension for QTIP and Reverse QTIP Elections Due to Accountant Error

9100-3 to an estate that failed to make a QTIP election under § 2056(b)(7) and a reverse QTIP election under § 2652(a)(3), averting a potential $5 million-plus estate tax liability and Generation-Skipping Transfer (GST) tax exposure.

PLR-118858-25
news• IRS Bulletin

IRS Provides Guidance on Employer Credit for Paid Family and Medical Leave Under Section 45S

The Internal Revenue Bulletin for August 17, 2026, introduces critical updates to the Employer Credit for Paid Family and Medical Leave under Section 45S of the Internal Revenue Code, as amended by the One, Big, Beautiful Bill Act (OBBBA, Pub. L. 119-21, 139 Stat. 72, July 4, 2025).

Notice 2026-28, Announcement 2026-14
news• US Tax Court

Jeffery Dieffenbach v. Commissioner of Internal Revenue: Unreported Income and Disallowed Deductions Lead to $72K Deficiency

The stakes could not have been higher for Jeffery Dieffenbach, a licensed attorney who faced a staggering $72,403 in tax deficiencies and penalties for tax years 2015 through 2019. S. Tax Court, in a memorandum opinion filed August 13, 2026 (Dieffenbach v. C. Memo.

940-24
news• US Tax Court

Deutsch v. Commissioner: The $1.3M Theft Loss Deduction Battle

S. Tax Court issued its decision on August 12, 2026, in Deutsch v. C. Memo. 2026-66.

27113-14
news• US Tax Court

Beacom v. Commissioner: AMT Credit Carryforward Disallowed Due to Lack of Substantiation

The Tax Court’s August 11, 2026 ruling in Gerald A. Beacom and Jean A. Beacom v. C. Memo. 40 accuracy-related penalty for failing to substantiate a decade-long alternative minimum tax (AMT) credit.

14877-24
news• US Tax Court

Aimiuwu v. Commissioner: Corporate Expense Deductions Disallowed for Shareholder Tax Return

S. Tax Court issued its summary opinion in Aimiuwu v. C. Summary Opinion 2026-7, filed August 10, 2026).

5576-24S
news• IRS Written Determination

IRS Grants Extension for REIT to Elect Taxable REIT Subsidiary Status Due to Advisor Error

The stakes couldn’t have been higher: a Real Estate Investment Trust (REIT) faced potential disqualification and a seven-figure tax bill after its tax advisor missed a critical election deadline.

PLR-120013-25
news• IRS Written Determination

IRS Grants Extension for Late TRS Election Due to Employee Turnover and Communication Breakdown

9100-3 to retroactively elect to treat a subsidiary as a Taxable REIT Subsidiary (TRS) under Section 856(l) of the Internal Revenue Code. The IRS granted the relief, allowing the subsidiary to be treated as a TRS effective as of the originally intended date.

PLR-119994-25
news• IRS Written Determination

IRS Grants Extension for Late REIT-TRS Election Due to Accounting Firm Oversight

The IRS granted a private letter ruling (PLR-119898-25) allowing a real estate investment trust (REIT) to retroactively elect its subsidiary as a taxable REIT subsidiary (TRS) under Section 856(l) of the Internal Revenue Code, despite missing the filing deadline.

PLR-119898-25
news• IRS Written Determination

IRS Consents to Entity Classification Change Under § 301.7701-3(c)(1)(iv)

7701-3(c)(1)(iv). The taxpayer’s request hinged on a change in ownership exceeding 50%, which the IRS determined justified the exception. This ruling signals broader flexibility for taxpayers seeking relief from the rule’s strict time constraints.

PLR-119884-25
news• IRS Written Determination

IRS Grants Extension for Late Entity Classification Elections Under §301.7701-3

7701-3, which governs how eligible business entities elect their federal tax classification.

PLR-119816-25, PLR-119817-25
news• IRS Written Determination

IRS Grants Extension for Late Entity Classification Election Under § 301.9100-3

9100-3 to a foreign entity that missed the deadline to file Form 8832, the election to be treated as a disregarded entity for federal tax purposes.

PLR-119803-25
news• IRS Written Determination

IRS Grants Extension for Foreign Entity to Elect Partnership Classification

The IRS granted X a 120-day extension to file Form 8832, Entity Classification Election, to elect partnership status, effective as of the originally intended date.

PLR-119796-25
news• IRS Written Determination

IRS Grants Extension for Late TRS Election Under Section 856(l)

A mislabeled structure chart and advisor oversight nearly cost a Real Estate Investment Trust (REIT) and its subsidiary $5 million in potential disqualification and tax liabilities after a late election to treat the subsidiary as a Taxable REIT Subsidiary (TRS) under IRC § 856(l).

PLR-119787-25
news• IRS Written Determination

IRS Grants Extension for Portability Election Under § 2010(c)(5)(A)

The IRS has granted a 120-day extension to an estate seeking to make a portability election under § 2010(c)(5)(A), preserving the surviving spouse’s ability to claim the deceased spouse’s unused estate tax exemption (DSUE).

PLR-119656-25
news• IRS Written Determination

IRS Grants Extension for Late Entity Classification Election Under § 301.9100-3

7701-3. The relief, issued in PLR-119526-25 on [Date 2], permits the taxpayer to file the election within 120 days of the ruling’s date, contingent on filing all required tax returns within that period.

PLR-119526-25
news• IRS Written Determination

IRS Grants Extension for GST Trust Election After Filing Error

In a rare act of leniency, the IRS granted a 120-day extension under Section 2642(g) of the Internal Revenue Code to a taxpayer who missed the deadline to elect GST trust treatment under Section 2632(c)(5)(A)(ii).

PLR-118848-25
news• IRS Written Determination

IRS Grants Relief for Inadvertent Termination of S Corporation Election Due to Missing ESBT Election

The IRS granted relief under § 1362(f) of the Internal Revenue Code to X, an S corporation, after a trust holding its stock failed to file a required Electing Small Business Trust (ESBT) election under § 1361(e).

PLR-117874-25
news• IRS Written Determination

IRS Grants Extension for GST Trust Election After Accounting Firm Oversight

A taxpayer narrowly avoided a $5 million generation-skipping transfer (GST) tax liability after the IRS granted a 120-day extension to correct a missed election under Section 2632(c)(5)(A)(ii) of the Internal Revenue Code.

PLR-117872-25
news• IRS Written Determination

IRS Grants Extension for Late Entity Classification Election Under § 301.9100-3

7701-3, which governs entity classification elections. 9100-3, which allows discretionary extensions for regulatory elections when taxpayers act reasonably and in good faith without prejudicing the government.

PLR-116020-25
news• IRS Written Determination

IRS Rules on GST Tax, Gift Tax, and Income Tax Implications of Trust Division and Modification

The IRS has issued a private letter ruling (PLR-111478-25) confirming that a proposed division and modification of an irrevocable family trust—approved by a state court on Date 6—will not trigger generation-skipping transfer (GST) tax, gift tax, or income tax consequences.

PLR-111478-25