Mo. Rev. Stat. § 541.110
Current with changes from the 2023 Legislative Session
An indictment against an accessory to any felony may be found in any county where the offense of such accessory shall have been committed, notwithstanding the principal offense may have been committed in another county; and the like proceedings shall be had therein, in all respects, as if the principal offense had been committed in the same county.
§ 541.110, RSMo
RSMo 1939 § 3773