Illinois § 509
Full text of Illinois Illinois Compiled Statutes § 509, with citation guidance and answers to common questions.
§ 509.
Whenever any court in this State grants probation to any person that the court has reason to believe is or has a substance use disorder or unlawful possessor of controlled substances, the court shall require, as a condition of probation, that the probationer submit to periodic tests by the Department of Corrections to determine by means of appropriate chemical detection tests whether the probationer is using controlled substances. The court may require as a condition of probation that the probationer enter an approved treatment program, if the court determines that the probationer has a substance use disorder of a controlled substance. Whenever the Prisoner Review Board grants parole or the Department of Juvenile Justice grants aftercare release to a person believed to have been an unlawful possessor or person with a substance use disorder, the Board or Department shall require as a condition of parole or aftercare release that the parolee or aftercare releasee submit to appropriate periodic chemical tests by the Department of Corrections or the Department of Juvenile Justice to determine whether the parolee or aftercare releasee is using controlled substances. (Source: P.A. 103-881, eff. 1-1-25.)
Frequently Asked Questions About Illinois § 509
What does Illinois Compiled Statutes § 509 cover?
Section 509 is part of the Illinois Compiled Statutes, the codified statutory law of Illinois. It sets out the legal rule or procedure described in the text above. Statutes are amended regularly, so always verify against the official source.
How do I cite Illinois § 509?
A common citation format is "Illinois Compiled Statutes § 509" (Illinois). Legal writing may require the code abbreviation, section number, and year or edition. Match the style required by your court, professor, or publisher.
Is this the official text of Illinois law?
No. This page is for research and education and may not include the most recent amendments. For official current law, check the Illinois official source linked on this page or consult a licensed Illinois attorney.
How does Illinois § 509 apply to my situation?
Statutes are interpreted in context, and application depends on your specific facts. Only a licensed attorney in Illinois can advise on how this section applies to you. Contact your state or local bar association for a referral.
Sources & Verification
Not legal advice. Verify against the official source and consult a licensed attorney in Illinois.