Mo. Rev. Stat. § 268.151

Any person who shall brand, attempt to brand, or cause to be branded the animals of another, or who shall efface, deface, or obliterate or attempt to efface, deface, or obliterate any brand upon any animal or animals of another, or who shall brand, attempt to brand, or cause to be branded the recorded brand of another on any animal shall be guilty of a felony and shall be imprisoned by the department of corrections for not more than five years.