The Illinois Waiver of Pre-Sentence Report is a document that is used to waive the requirement for a probation officer to submit a pre-sentence report prior to sentencing. The waiver is usually executed by the defendant or the defendant's attorney. This waiver is only applicable to certain offenses in Illinois. There are two types of Illinois Waiver of Pre-Sentence Report: 1. Class 4 Felony Waiver: This waiver is used in cases of Class 4 felonies and allows the defendant to waive the requirement for a probation officer to submit a pre-sentence report prior to sentencing. 2. Non-Violent Offense Waiver: This waiver is used in cases of non-violent offenses and allows the defendant to waive the requirement for a probation officer to submit a pre-sentence report prior to sentencing. This waiver is not applicable to offenses involving drugs or weapons.