Mo. Rev. Stat. § 44.035: Persons with health-related ailments, voluntary county registry for disasters or emergencies.

Any county may create a voluntary registry of persons with health-related ailments to assist individuals in case of a disaster or emergency. No name, address, or any other personal identifying information used in such a voluntary registry shall be deemed a public record under chapter 610. If a disaster or emergency occurs that involves any person listed on the registry, an incident report as defined in section*610.100 shall be made public.