Mo. Rev. Stat. § 486.655: Notary not to influence person on transaction — notary not to investigate document or transaction.

1. Except as otherwise provided in subsection 2 of section 486.650, a notary shall not influence a person either to enter into or avoid a transaction involving a notarial act by the notary.

2. A notary commission shall not authorize the notary to investigate, ascertain, or attest to the lawfulness, propriety, accuracy, or truthfulness of a document or transaction involving a notarial act.