Versions of See prior versions of a law on LawServer 2024 Missouri Laws 191.1167 – Contracts, policies, or procedures in violation of act deemed null and void 2023 Missouri Laws 191.1167 – Contracts, policies, or procedures in violation of act deemed null and void 2022 Missouri Laws 191.1167 – Contracts, policies, or procedures in violation of act deemed null and void 2020 Missouri Laws 191.1167 – Contracts, policies, or procedures in violation of act deemed null and void