SB 506 - This act modifies current minimum prison terms for certain offenses. If an offender has one previous prison commitment, he or she shall serve 80%, rather than 40%, of the sentence. If an offender has two previous prison commitments, he or she shall serve 90%, rather than 50%, of the sentence. If an offender has three or more previous prison commitments, he or she shall serve 100%, rather than 80%, of the sentence. Additionally, if the offender has been found guilty of a dangerous felony, he or she shall serve 100%, rather than 85%, of the sentence. Finally, an offender serving his or her sentence pursuant to this act shall serve a conditional release or parole term that shall end no earlier than the last day of his or her entire sentence. MARY GRACE PRINGLE