Mo. Rev. Stat. § 546.820
Current with changes from the 2023 Legislative Session
Whenever the governor shall be satisfied that the cause of such suspension no longer exists, he shall issue his warrant, appointing a day for the execution of such convict, pursuant to her sentence; or he may, at his discretion, commute her punishment to imprisonment in the penitentiary for life.
§ 546.820, RSMo
RSMo 1939 § 4198