On October 1, 2025, California will implement new rules on Automated Decision Systems (ADS). These regulations will enforce strict compliance obligations on employers that use AI in hiring, promotions, evaluations, and other employment decisions, according to Holland & Hart. This comes at a time when the federal court has authorized a nationwide class action against Workday, Inc., alleging that its AI hiring tools caused age discrimination. The lawsuit was filed in February 2023 by Derek Mobley, a Black, disabled man in his 40s, who claims that he applied for over