Mo. Rev. Stat. § 379.1824: Effective date.

The provisions of sections 379.1800 to 379.1824 shall become effective January 1, 2022. No master policy or certificate of insurance shall be issued or delivered in this state after the effective date unless issued or delivered in compliance with sections 379.1800 to 379.1824. A master policy or certificate that is lawfully in effect on January 1, 2022, shall comply with the provisions of sections 379.1800 to 379.1824 within twelve months of such date.