Arellano v. McDonough
In brief
The Supreme Court upheld the federal appeals court’s ruling and decided that veterans cannot use equitable tolling to extend Section 5110(b)(1)’s one-year deadline for retroactive disability benefits.
- Where it stands
- Decided
Decided 9-0 · January 23, 2023 · Opinion by Justice Barrett
- What it’s about
- Adolfo Arellano applied for veterans' disability benefits 30 years after his discharge and argued that the one-year deadline for retroactive benefits should be extended due to his disability.
- Who it affects
- Claims under Section 5110(b)(1) cannot use equitable tolling (a limited, fairness-based extension of a deadline) to extend the one-year period for retroactive disability benefits. Lower courts and benefits officials must apply that rule in future cases.
Summary: written with AI from the case record.

What it's about
The Supreme Court ruled that the one-year filing deadline for veterans to submit disability claims cannot be extended under principles of equitable tolling.
The case tested whether courts could use a fairness-based rule to soften a strict deadline in the veterans-benefits system.
Question presented
Whether equitable tolling is available to veterans.
What the Court decided
Holding
Section 5110(b)(1) is not subject to equitable tolling. 1 F. 4th 1059, affirmed.
- Result
- Affirmed
The vote
What's next
Lower courts and veterans-benefits officials should apply Section 5110(b)(1) without equitable tolling (a limited, fairness-based extension of a deadline) in future claims. The Supreme Court’s decision resolves the issue in this case.
Documents
Docket activity
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AI analysis generated: Case Briefing
AI analysis generated: Decision Record
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AI analysis generated: Impact Analysis
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Opinion added: opinion
Brief added: Petition
Brief added: Questions Presented
More questions
- What did the Supreme Court decide in Arellano v. McDonough?
- The Court ruled that equitable tolling (a limited, fairness-based extension of a deadline) cannot extend Section 5110(b)(1)’s one-year deadline for retroactive disability benefits. It upheld the Federal Circuit’s ruling.
- How does Arellano v. McDonough affect veterans?
- For claims under Section 5110(b)(1), veterans cannot use equitable tolling to extend the one-year period for retroactive disability benefits. Future cases must follow that rule.
- Was Arellano v. McDonough decided unanimously?
- Yes. Justice Barrett wrote the opinion for a unanimous Court, with no separate opinion disagreeing.
- What happens next after Arellano v. McDonough?
- Future lower-court and veterans-benefits proceedings must apply Section 5110(b)(1) without equitable tolling. The Supreme Court’s decision resolves the issue in this case.
Sources
Primary materials plus reporting. Best-effort analysis: this explainer relies on a mix of primary materials and trusted secondary sources. Official filings and opinions remain authoritative.