Mo. Rev. Stat. § 193.245
It shall be unlawful for any person to permit inspection of, or to disclose information contained in, vital records or to copy or issue a copy of all or part of any such record except as authorized by this law and by regulation or by order of a court of competent jurisdiction or in the following situations:
(L. 1984 S.B. 574, A.L. 1992 H.B. 894)