Mo. Rev. Stat. § 57.010
2. Beginning January 1, 2003, any sheriff who does not hold a valid peace officer license pursuant to chapter 590 shall refrain from personally executing any of the police powers of the office of sheriff, including but not limited to participation in the activities of arrest, detention, vehicular pursuit, search and interrogation. Nothing in this section shall prevent any sheriff from administering the execution of police powers through duly commissioned deputy sheriffs. This subsection shall not apply:
*(1) During the first twelve months of the first term of office of any sheriff who is eligible to become licensed as a peace officer and who intends to become so licensed within twelve months after taking office, except this subdivision shall not be effective beginning January 1, 2010; or
(RSMo 1939 § 13125, A.L. 1945 p. 1728, A.L. 1978 H.B. 971, A.L. 2001 H.B. 80, A.L. 2009 H.B. 667 merged with S.B. 47)
Prior revisions: 1929 § 11505; 1919 § 11629; 1909 § 11200
*Subdivision (1) of subsection 2 no longer effective after 1-01-10.