The United States Supreme Court has dealt a setback to President Donald Trump's effort to restrict birthright citizenship, leaving the long-standing rule — that nearly anyone born on US soil is a citizen — in place for now.

The case before the Court did not directly decide whether birthright citizenship is constitutional. Instead, the justices ruled on a procedural question: who has the legal right, or "standing," to challenge the president's executive order in court. The administration argued that individual lawsuits filed in district courts should not be able to block the policy nationwide.

By limiting the ability of federal district judges to issue nationwide injunctions, the ruling changes how the legal battle will proceed. It does not, however, allow the executive order to take effect. The policy remains blocked by earlier court orders that found it likely unconstitutional.

What the order would have done

Trump signed the executive order shortly after taking office in January 2025. It sought to deny automatic citizenship to children born in the United States if their mothers were unlawfully present in the country or in the US on temporary visas, and if their fathers were not citizens or lawful permanent residents.

That policy clashes with the Fourteenth Amendment, which since 1868 has guaranteed citizenship to "all persons born or naturalized in the United States, and subject to the jurisdiction thereof." Lower courts across the country consistently blocked the order on those grounds, and no court has upheld it.

Who is affected

The order, if it ever took effect, would affect newborn children of undocumented parents and of parents on temporary status such as visas. Under current law, those children are US citizens at birth, with the documents and rights that follow: a US passport, a Social Security number, and the ability to sponsor relatives later in life.

For now, nothing has changed for parents. Children born in the US continue to acquire citizenship automatically at birth, regardless of their parents' immigration status.

What the ruling means going forward

The Supreme Court's decision reshapes the procedural terrain rather than the substance. Challengers — including several states and civil rights organizations — may need to pursue class-action lawsuits or file suits in additional jurisdictions to keep the order blocked as the case moves forward.

The Trump administration has framed the ruling as a victory for its broader argument against nationwide injunctions, while opponents of the order note that birthright citizenship remains protected by existing injunctions and by more than 150 years of constitutional practice.

Legal experts expect the underlying constitutional question — whether the president can narrow the Fourteenth Amendment's guarantee by executive action — to return to the Supreme Court eventually. Most constitutional scholars argue that changing birthright citizenship would require a constitutional amendment, not an executive order or even ordinary legislation.

What families should watch

The executive order is not in effect. Birthright citizenship under the Fourteenth Amendment continues to apply. Any future change would come through further court decisions, and affected families should follow announcements from US Citizenship and Immigration Services (USCIS) and the Department of State rather than unofficial sources.