School sports can ban biological males from girls' teams, Supreme Court rules

School sports can ban biological males from girls' teams, Supreme Court rules A 63 ruling by the nation's highest court upholds laws in 27 states that limit girls' sports to biological females.

For years, young girls have trained hard to win. Now, the highest court in the land has decided who they have to play against.

On June 30, 2026, the Supreme Court made a major choice. By a 6 to 3 vote, they ruled that schools can bar biological males from girls' sports teams.

This choice supports laws in 27 states. These laws say school sports must be based on a person's sex at birth.

The case started with challenges to laws in West Virginia and Idaho. The court took the side of the states, not the transgender players who wanted to compete.

What the evidence shows

A 6-3 vote by the Supreme Court justices.
West Virginia and Idaho laws are upheld.
27 states currently have these sports laws.
The ruling applies to schools under Title IX.
Biological sex at birth remains the legal standard for these teams.

The Bigger Question

How do we balance fairness for biological girls with inclusion for transgender kids? This decision draws a hard line, but it leaves many families feeling left out. What does it mean for kids who just want to play with their friends?

The Other Side

Transgender supporters say this ruling hurts young kids. They argue that sports help kids belong and that bans cause deep mental pain. Based on how the court voted, this argument was not enough to change the legal definition of sex in federal law.

What Happens Now

Over half the states in the country can now keep their sports bans. Girls' teams in those states will stay restricted to biological females. This will likely end long court fights in many school districts.

What We Still Don't Know

How will schools test or prove a student's biological sex?
Will this ruling affect sports leagues outside of schools?
What will happen to transgender athletes who have no team to play on?

Transparency notes

Published: Jun 30, 2026. No major post-publication update has been logged.

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Sources

External source links were not provided in this article body. Our editors reference publicly available materials and update stories as new verified information arrives.