C.S., Appellant, vs. Missouri State Highway Patrol Criminal Justice Information Service; Lafayette Prosecuting Attorney, Respondents.

SUPREME COURT OF MISSOURI en banc C.S., ) Opinion issued July 22, 2025 ) Appellant, ) ) v. ) No. SC100944 ) MISSOURI STATE HIGHWAY ) PATROL CRIMINAL JUSTICE ) INFORMATION SERVICE; ) LAFAYETTE PROSECUTING ) ATTORNEY, ) ) Respondents. ) APPEAL FROM THE CIRCUIT COURT OF LAFAYETTE COUNTY The Honorable Dennis A. Rolf, Judge C.S. appeals from a judgment denying his amended petition to expunge his conviction for one count of unlawful use of a weapon for "possessing a firearm while knowingly in possession a controlled substance." Because the offense of unlawful use of a weapon is not a "marijuana…