Amends the Juvenile Court Act of 1987. Provides that the automatic expungement of juvenile law enforcement records and court records includes juvenile DNA records. Provides that in cases involving juvenile records that are not subject to automatic expungement, a person may petition for the expungement of the person's juvenile DNA records. Amends the Unified Code of Corrections. Deletes a provision that DNA shall be collected from a person who received a disposition of supervision under the Juvenile Court Act of 1987. Provides that whenever expungement is granted under the Juvenile Court Act of 1987, the DNA record shall be expunged from the DNA identification index, and the Illinois State Police shall by rule prescribe procedures to ensure that the record and any specimens, analyses, or other documents relating to such record, whether in the possession of the Illinois State Police or any law enforcement or police agency, or any forensic DNA laboratory, including any duplicates or copies thereof, are destroyed and a letter is sent to the court verifying the expungement is completed. Provides that for specimens required to be collected prior to conviction, unless the individual has other charges or convictions that require submission of a specimen, the DNA shall not be submitted into the Federal Bureau of Investigation's Combined DNA Index System (CODIS).