xAI LLC, Elon Musk's AI company, filed the constitutional challenge on April 9, arguing the statute violates the First Amendment and Commerce Clause. The U.S. Department of Justice intervened weeks later, contending the law unconstitutionally "requires AI systems to incorporate discriminatory ideology." Colorado Attorney General Philip J. Weiser is the named defendant, though his office has already committed not to enforce the law pending legislative revision. Governor Jared Polis, who signed the original bill, subsequently created a working group to rewrite it.
The restraining order resulted from a joint motion by xAI and the Colorado Attorney General, suggesting both parties expect legislative action to resolve the dispute. Colorado's legislature ends its session May 13, leaving a narrow window to revise or replace the law before June 30. Attorneys should monitor whether lawmakers pass amendments that address federal concerns about mandatory bias audits and algorithmic discrimination standards, or whether the law stalls entirely. The case will likely set precedent for how federal courts treat state AI regulation.