The US Supreme Court on Tuesday unanimously upheld state laws in West Virginia and Idaho that restrict transgender athletes from competing on female school and university sports teams. The 9-0 ruling determined that these laws do not violate Title IX, the federal civil rights statute that prohibits sex-based discrimination in education.
Both states define sports teams in public schools and universities based on “biological sex,” limiting participation on women’s teams accordingly. At least 25 other states have enacted similar legislation aimed at regulating transgender participation in women’s sports.
While the justices were unanimous on the Title IX issue, they were divided regarding constitutional questions. The six conservative justices, forming the majority, ruled that the laws do not infringe upon the Equal Protection Clause of the Fourteenth Amendment. Conversely, the three liberal justices argued that unresolved factual disputes should have precluded a definitive ruling on constitutional grounds.
Conservative Justice Brett Kavanaugh authored the majority opinion, stating that states have the authority to maintain separate men’s and women’s sports teams and to determine eligibility based on biological sex. He emphasized that neither the Constitution nor Title IX mandates a nationwide restructuring of women’s sports.
These cases were supported by the administration of former Republican President Donald Trump, known for its stringent stance on transgender rights. Idaho and West Virginia defended their laws as essential to preserving fair and safe competition for female athletes, while opponents contended that the measures discriminate against transgender students.
The legal challenge in West Virginia was initiated by student Becky Pepper-Jackson, whereas the Idaho case was brought forward by Lindsay Hecox, a transgender athlete at Boise State University.
This Supreme Court decision arrives amid ongoing national debates over transgender rights, including prior rulings permitting states to limit gender-affirming medical treatments and federal policies restricting transgender participation in the military and on identification documents. The court has increasingly affirmed state authority in regulating transgender-related issues, particularly in education and sports, reflecting the contentious nature of this topic in US politics.