Mo. Rev. Stat. § 221.420: Use of regional jail, purpose — county may keep its own jail.

1. The regional jail established under sections 221.400 to 221.420 may be used to hold prisoners who have pled guilty or been found guilty or prisoners who are being held prior to or during trial.

2. Each county within the regional jail district may keep its own jail for holding any prisoners who have pled guilty or been found guilty or who are being held prior to or during trial.