Mo. Rev. Stat. § 52.265
Notary in office, when.
52.265. Notary in office, when. — In each county wherein all taxes and licenses levied for any one year exceed two million dollars, the collector shall keep a notary public in his office at all times, who shall administer oaths and take notarial acknowledgments in connection with the office without charge.
(RSMo 1939 § 11106, A.L. 1959 S.B. 62) Prior revisions: 1929 § 9935; 1919 § 12927; 1909 § 11481