Certificate required to practice, not required, when.
Mo. Rev. Stat. § 334.418
in effect334.418. Certificate required to practice, not required, when. — 1. Except as provided in subsection 2 of this section, no person shall practice as an anesthesiologist assistant unless the person holds a current, valid certificate of registration issued pursuant to sections 334.400 to 334.430 to practice as an anesthesiologist assistant.
2. The provision of subsection 1 of this section shall not apply to the following:
(1) A person participating in a training program leading toward certification by the National Commission for Certification of Anesthesiologist Assistants, as long as the person is supervised by an anesthesiologist;
(2) An individual participating in a hospital residency program in preparation to practice as an anesthesiologist; and
(3) Any person who is otherwise authorized by subsection 2 of section 334.428 to perform any of the activities that an anesthesiologist assistant is authorized to perform.
(L. 2003 H.B. 390)
Source: Open US Law by Vaquill AI (CC BY 4.0)URL: https://revisor.mo.gov/main/OneSection.aspx?section=334.418Fetched: 10/17/2026