Mo. Rev. Stat. § 537.347
Except as provided in sections 537.345 to 537.348, an owner of land who directly or indirectly invites or permits any person to enter his or her land for recreational use, without charge, whether or not the land is posted, or who directly or indirectly invites or permits any person to enter his or her land for recreational use in compliance with a state-administered recreational access or wildlife management program, does not thereby:
(L. 1983 S.B. 162 § 3, A.L. 2006 H.B. 1617 & 1374, A.L. 2021 H.B. 369)