Law note · Missouri
HB 1839 (HCS HBs 1839, 2921 and 3015), Age Verification on Adult Websites
cite Section 407.3405, RSMo, as created by 2026 Mo. Laws, HCS HBs 1839, 2921 & 3015
stage NEW in force 1 day
effective 2026-08-28
reviewed 2026-07-16
Codifies the age verification requirement for commercial websites where at least one third of published material is harmful to minors into statute, requiring reasonable age verification, a bar on retaining identifying information, and mandated warning notices about mental health resources, enforced by the Attorney General. Signed by the governor on July 9, 2026; effective August 28, 2026.
Primary source: Official Missouri House of Representatives enrolled bill text (Truly Agreed To and Finally Passed, HCS HBs 1839, 2921 & 3015)