A federal court in Texas issued a ruling on October 2, 2026, temporarily blocking the Trump administration from constructing a border wall and related infrastructure in the Big Bend region. This ruling is seen as a victory for opponents, including landowners, businesses, and environmentalists, who have united against the planned projects, part of a $46 billion initiative by the administration to secure the southern border with various barriers and surveillance technology.
The ruling affects Big Bend National Park and extends across the approximately 500-mile-long Big Bend sector, which constitutes about a quarter of the southern border with Mexico. Judge Kathleen Cardone stated that the plaintiffs are likely to succeed on at least one claim and that they may suffer serious harm without an injunction.
Customs and Border Protection and the Department of Homeland Security did not respond to requests for comment. Opponents argue that the remote and rugged landscape of the Big Bend region serves as a natural deterrent to illegal immigration and that the administration violated laws by issuing waivers to bypass regulations meant to protect the environment and cultural sites.
The lawsuit was initiated by an environmental organization and advocates for a historic church and river guide, claiming that the Department of Homeland Security improperly bypassed regulations. Laiken Jordahl from the Center of Biological Diversity, which brought the suit, described the ruling as a significant victory.
The court's decision follows the administration's installation of the first border wall panels in the Big Bend sector in mid-September. There has been bipartisan opposition to the project, particularly concerning plans within Big Bend National Park, known for its landscapes and night sky views. Following reports of land clearing in the park, there was widespread opposition, prompting Customs and Border Protection to pause activities, although that pause expired on September 30. The administration is currently reevaluating its plans for the park.
Advocates for the park expressed satisfaction with the ruling but urged the administration to address the damage already inflicted and to engage with local communities to develop alternative solutions. The judge's ruling also impacts areas adjacent to the National Park, where the government has sought permission from local landowners for construction. In a recent court filing, the government indicated it might refer cases to the Justice Department if it could not secure permission from landowners.