Makes the commission of rape, a criminal sexual act, aggravated sexual abuse or course of sexual conduct against a child less than 12 years of age or against a child less than 14 years of age by a person 21 years old or more a class A-I felony; eliminates references to such offenses in less severe crimes; includes such offenses within murder in the second degree for purposes of sentencing to life imprisonment without parole for murder committed in the course of committing such sex offenses against a child; designates such sex offenses against a child as sexually violent offenses for the purposes of sex offender registration; requires every sex offender convicted of such an offense to be subject to lifetime electronic monitoring by the division of criminal justice services upon release from prison.