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Do Kyun Kim v. United States

Updated Sep 20, 2026

In brief

The Supreme Court refused to hear Kim's petition, leaving the Fifth Circuit's judgment in place without a Supreme Court ruling on the sentencing question.

Where it stands
Decided

Decided · June 1, 2020

What it’s about
Kim asked the Court to review whether an appeals court’s review of a federal sentence for substantive reasonableness must involve reweighing the statutory sentencing factors.
Who it affects
For Kim, the Fifth Circuit's judgment remained in place; the Supreme Court did not decide whether sentencing review requires reweighing those factors.

Summary: written with AI from the case record.

Illustration for Do Kyun Kim v. United States
Conceptual illustration · AI-generated

What it's about

The Court denied review, leaving the Fifth Circuit’s judgment in place and not resolving that broader legal question.

The dispute focused on how the Fifth Circuit reviews federal sentences for reasonableness and whether that review includes some reweighing of statutory factors.

Question presented

Whether the district court’s failure to instruct the jury on the knowledge-of-status element of 18 U.S.C. § 922(g) was structural error, or instead was subject to harmless-error review?

What the Court decided

Holding

Petition DENIED.

What's next

This Supreme Court docket action is complete. Kim's case remains subject to the Fifth Circuit's judgment, and this record shows no Supreme Court decision on the sentencing question.

Documents

2

Docket activity

21
  • New analysis added

    Sep 20, 2026 · Court records

  • AI analysis generated: Case Briefing

    Sep 20, 2026 · Generated

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    Sep 20, 2026 · Court records

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    Sep 20, 2026 · Court records

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    Sep 19, 2026 · Court records

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    Sep 19, 2026 · Court records

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    Sep 19, 2026 · Court records

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    Sep 19, 2026 · Court records

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    Sep 19, 2026 · Court records

Older entries are on the full docket.

More questions

1
When did the Supreme Court deny Kim's petition?
The docket records the denial on June 1, 2020.

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.

Checked Sep 20, 2026Methodology

Court records and filings

Reporting and analysis