Amends the Unified Code of Corrections. Makes a technical change in a Section concerning the Department of Juvenile Justice. House Floor Amendment No. 1 Deletes reference to: 730 ILCS 5/3-2.5-1 Adds reference to: 730 ILCS 5/5-4.5-115 Replaces everything after the enacting clause. Amends the Unified Code of Corrections. Provides that a person who was under the age of 21 and is serving a sentence for first degree murder or a term of natural life imprisonment shall be eligible for parole review by the Prisoner Review Board after serving 40 years or more of his or her sentence or sentences.