Missouri Revised Statutes Title XXXVIII. Crimes and Punishment; Peace Officers and Public Defenders § 579.170. Prior and persistent drug offenders, definitions, sentencing

1. The following words or phrases as used in this chapter have the following meanings, unless the context otherwise requires:

2. Prior findings of guilt shall be pleaded and proven in the same manner as required by section 558.021.

3. The court shall not instruct the jury as to the range of punishment or allow the jury, upon a finding of guilty, to assess and declare the punishment as part of its verdict in cases of prior drug offenders or persistent drug offenders.

4. The court shall sentence a person who has been found to be a prior drug offender and is found guilty of a class C, D, or E felony under this chapter to the authorized term of imprisonment for an offense one class higher than the offense for which the person was found guilty.

5. The court shall sentence a person who has been found to be a persistent drug offender and is found guilty of a class C, D, or E felony under this chapter to the authorized term of imprisonment for an offense two classes higher than the offense for which the person was found guilty. The court shall sentence a persistent drug offender who is found guilty of a class B felony under this chapter to the authorized term of imprisonment for a class A felony offense.