Mo. Rev. Stat. § 195.371
No criminal liability is imposed by sections 195.005 to 195.425 upon any authorized state, county, or municipal officer, lawfully engaged in the enforcement of sections 195.005 to 195.425 in good faith.
(L. 1989 S.B. 215 & 58)
Transferred 2014; now 579.185; Effective 1-01-17