Naysha Oquendo v. CIR
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December 03, 2025
6th Circ. Won't Revisit Flexible Tax Court Filing Deadline
The Sixth Circuit declined to reexamine an August decision that allowed some leeway in extending the U.S. Tax Court's 90-day deadline to file a petition, according to an order dismissing a federal government bid for the full bench to adjudicate the case.
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November 12, 2025
6th Circ. Asked To Rethink Tax Court Filing Deadline Ruling
The Sixth Circuit should rethink its decision that the 90-day deadline to file a U.S. Tax Court petition is flexible and can be extended sometimes, the U.S. argued, saying the ruling widens a circuit split on an issue critical to tax administration.
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October 31, 2025
Ruling Dispute In Limbo As 6th Circ. Rebuffs Shutdown Pause
The Sixth Circuit denied a federal government attorney's request to pause a closely watched case about a U.S. Tax Court filing deadline after he told the court he was barred from working during the shutdown, leaving his plan to request a rehearing in limbo.
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August 25, 2025
6th Circ. Says Tax Court Filing Deadline Can Be Tolled
The 90-day deadline to petition the U.S. Tax Court is not a jurisdictional bar and may be extended for certain reasons, the Sixth Circuit found Monday, reviving a woman's late challenge to an IRS tax deficiency.
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May 07, 2025
6th Circ. Skeptical Of US In Tax Court Deadline Case
Sixth Circuit judges expressed skepticism of the U.S. government's claim that the 90-day deadline to petition the U.S. Tax Court is inflexible, with one judge saying during oral arguments Wednesday in a woman's case challenging the rule that the U.S. Supreme Court seemed to back her.
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January 16, 2025
Tax Court's 90-Day Deadline Is Not Fixed, 6th Circ. Told
A woman who missed the 90-day deadline for challenging her liabilities in the U.S. Tax Court told the Sixth Circuit on Thursday that the Internal Revenue Service has wrongly argued that case law proves the deadline is set in stone.