HB 2503

As substituted on 1/28/2026: - Requires developers of generative artificial intelligence systems to publicly post a summary of the datasets used for training, including their sources and whether they contain personal or copyrighted data. - Exempts generative AI systems developed for security, aircraft operation, national defense, or those subject to the federal Food, Drug, and Cosmetic Act. - Designates a violation of these requirements as an unfair or deceptive act under the state's consumer protection act. - The 1/8/2026 substitution requires a public disclosure of steps taken to eliminate child sexual abuse material from new data sets used to train generative AI systems.