19 New AI Bills Signed Into Law Across US States — Total Hits 25 for 2026

Plural Policy·medium signal

Between mid-March and mid-April, 19 additional AI bills were signed into law across US states, quadrupling the 6 enacted in the first half of March. Nebraska became the fourth state to enact a chatbot safety law; Maine prohibited unlicensed AI therapy services; New York passed a frontier model transparency framework. Another 27 bills have passed both chambers and await signatures, signaling accelerating state-level AI regulation.