AR-15 possession bans
Viramontes v. Cook County, Illinois
In brief
- Where it stands
- Argument Scheduled
Oral argument December 2, 2026
- What it’s about
- This case challenges Cook County, Illinois’s ban on the possession, sale, and transfer of certain semiautomatic firearms, including AR-15-style rifles.
- What's at stake
- The case could affect people who own or want to own AR-15-style and similar semiautomatic rifles in Cook County. It could also shape how governments may regulate those firearms.
Summary: written with AI from the case record.

What it's about
The Supreme Court will decide whether the Second and Fourteenth Amendments protect an individual right to possess those rifles.
The dispute centers on the scope of the individual right protected by the Second Amendment as applied to state and local governments through the Fourteenth Amendment.
Question presented
Whether the Second and Fourteenth Amendments guarantee the right to possess AR-15 platform and similar semiautomatic rifles.
What happens next
Expected by late June 2027
Argument is on the calendar for December 2, 2026. Decisions typically follow within about 100 days of argument. Nearly all opinions are released before the term ends in late June or early July 2027.
Docket activity
Case data updated: documents, description, proceeding_type
Case data updated: documents, description, proceeding_type
Case data updated: documents, description, proceeding_type
Case data updated: title
Case data updated: documents, description, document_url, proceeding_type
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Case data updated: documents, description, document_url, proceeding_type
Case data updated: documents, description, document_url, proceeding_type
Case data updated: documents, description, document_url, proceeding_type
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New analysis added
AI analysis generated: Case Briefing
Case data updated: title, argument_date
More questions
- What is at stake in Viramontes v. Cook County?
- The Court will decide whether the Second and Fourteenth Amendments protect possession of AR-15-style and similar semiautomatic rifles.
- Who could be affected by the Cook County firearm-ban case?
- People who own or want to own covered semiautomatic rifles in Cook County could be directly affected. Governments regulating those firearms could also be affected.
- When is the next step in Viramontes v. Cook County?
- Oral argument is scheduled for December 2, 2026. The Court usually issues a decision later in the same term.
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.