The U.S. Supreme Court has granted the Trump administration temporary permission to advance parts of its initiative to impose stricter regulations on mail-in voting as the November 2026 midterm elections approach. In a 6-3 decision, the court’s conservative justices lifted an injunction that had previously prevented President Donald Trump’s executive order from taking effect. However, a separate injunction remains, leaving the administration’s comprehensive implementation of the order still mired in legal disputes.
Issued in March, Trump’s executive order mandates the federal government to compile a list of eligible voters based on citizenship, with mail-in ballots distributed solely to individuals on this list. Additionally, the order calls for increased federal oversight of state and local election officials regarding voter eligibility. Democratic officials from 23 states and Washington, D.C., have contested the order, arguing that the Constitution grants states and Congress the authority to manage election processes. They also caution that implementing significant changes so close to the election could disrupt preparations and hinder eligible voters from casting their ballots.
An initial ruling by a Massachusetts judge blocked the order, asserting that the president lacks the authority to dictate state administration of federal elections. This decision was upheld by an appeals court, and a subsequent nationwide injunction remains in place. The Supreme Court’s decision to lift the initial injunction does not guarantee the legality of all actions taken by the administration to enforce the order. The remaining legal challenges will ultimately determine the extent to which the policy can be enacted.
The Supreme Court’s decision has been met with strong opposition from Democratic leaders and voting-rights advocates, who argue that the proposed measures could lead to voter confusion and make it more difficult for eligible individuals to vote. In response, California and other states are preparing additional legal challenges. This controversy unfolds with less than 100 days before the midterm elections, which will decide the control of the U.S. House of Representatives and Senate. Mail-in voting continues to play a critical role in the U.S. electoral process, with approximately 30% of votes cast by mail during the 2024 presidential election.
Throughout his administration, Trump has consistently questioned the security of mail-in voting and has advocated for broader electoral reforms as part of his policy agenda. The ongoing legal battle over the executive order underscores the contentious nature of voting rights and election security in the current political landscape.