No presumptions.
Mo. Rev. Stat. § 630.120
in effect630.120. No presumptions. — No patient or resident, either voluntary or involuntary, shall be presumed to be incompetent, to forfeit any legal right, responsibility or obligation or to suffer any legal disability as a citizen, unless otherwise prescribed by law, as a consequence of receiving evaluation, care, treatment, habilitation or rehabilitation for a mental disorder, mental illness, intellectual disability, developmental disability, alcohol problem or drug problem.
(L. 1980 H.B. 1724, A.L. 2011 H.B. 555 merged with H.B. 648)
Source: Open US Law by Vaquill AI (CC BY 4.0)URL: https://revisor.mo.gov/main/OneSection.aspx?section=630.120Fetched: 10/17/2026