Missouri Revised Statutes Title XXXVIII. Crimes and Punishment; Peace Officers and Public Defenders § 558.021. Extended term procedures

1. The court shall find the defendant to be a prior offender, persistent offender, dangerous offender, persistent sexual offender or predatory sexual offender if:

2. In a jury trial, the facts shall be pleaded, established and found prior to submission to the jury outside of its hearing, except the facts required by subdivision (1) of subsection 4 of section 558.016 may be established and found at a later time, but prior to sentencing, and may be established by judicial notice of prior testimony before the jury.

3. In a trial without a jury or upon a plea of guilty, the court may defer the proof and findings of such facts to a later time, but prior to sentencing. The facts required by subdivision (1) of subsection 4 of section 558.016 may be established by judicial notice of prior testimony or the plea of guilty.

4. The defendant shall be accorded full rights of confrontation and cross-examination, with the opportunity to present evidence, at such hearings.

5. The defendant may waive proof of the facts alleged.

6. Nothing in this section shall prevent the use of presentence investigations or commitments under sections 557.026 and 557.031.

7. At the sentencing hearing both the state and the defendant shall be permitted to present additional information bearing on the issue of sentence.