Missouri Revised Statutes § 84.340

*84.340. Board of police — power to regulate private detectives. — Except as provided under section 590.750, the police commissioner of the said cities shall have power to regulate and license all private watchmen, private detectives and private policemen, serving or acting as such in said cities, and no person shall act as such private watchman, private detective or private policeman in said cities without first having obtained the written license of the president or acting president of said police commissioners of the said cities, under pain of being guilty of a misdemeanor. (RSMo 1939 § 7712, A.L. 2014 S.B. 656 merged with S.B. 852) Prior revisions: 1929 § 7564; 1919 § 8974; 1909 § 9826 Effective 8-28-14 (S.B. 852); 10-10-14 (S.B. 656), see § 21.250. *S.B. 656 was vetoed July 14, 2014. The veto was overridden on September 10, 2014. (1974) Held constitutional as not being an unlawful delegation of legislative power nor as to being discriminatory in that police officers of the city are not required to be licensed or pay fee when acting as a watchman. ABC Security Service Inc. v. Miller (Mo.), 514 S.W.2d 521.