Illinois Code § 1

Illinois Code § 1. Reproduced from the official Illinois Compiled Statutes, with a citation summary, verification link, and related provisions.

§ 1.

As used in this Act: "Direct recipient services" means only those services required to carry out a completed individualized treatment plan that is signed by a service recipient or legal guardian. Crisis assessment and stabilization services are excluded, although these services may be anticipated in a treatment plan. "Governmental unit" means any county, city, village, incorporated town, or township. "Person with a developmental disability" means any person or persons so diagnosed and as defined in the Mental Health and Developmental Disabilities Code. Community mental health boards operating under this Act may in their jurisdiction, by a majority vote, add to the definition of "person with a developmental disability". "Mental illness" has the meaning ascribed to that term in the Mental Health and Developmental Disabilities Code. Community mental health boards operating under this Act may in their jurisdiction, by a majority vote, add to the definition of "mental illness". "Substance use disorder" encompasses substance abuse, dependence, and addiction, not inconsistent with federal or State definitions. (Source: P.A. 97-813, eff. 7-13-12.)

Source: official Illinois text · Last verified 2026-08-27

At a glance

  • Citation: Illinois Compiled Statutes § 1
  • Jurisdiction: Illinois
  • Code: Illinois Compiled Statutes
  • Text: transcribed from the official source (verify below)

Verify the text

Statute text is transcribed from the official Illinois Compiled Statutes. Confirm it against the primary source before relying on it:

Not legal advice. Verify against the official source and consult a licensed Illinois attorney.

Common questions

What is the source of Illinois Compiled Statutes § 1?

The text above is transcribed from the Illinois Compiled Statutes, the codified statutes of Illinois. The official publisher link appears under "Verify the text" on this page.

What subject does Illinois Compiled Statutes § 1 address?

It addresses the rule set out in the section text. Read the section together with the surrounding provisions listed under "Nearby provisions" for the full picture.

Is Illinois Compiled Statutes § 1 still in force?

Statutes are amended, repealed, and renumbered every session. Confirm the current version at the official Illinois source before relying on this text.

Can this page be used as legal advice?

No. This is a reference transcription for research. Applying Illinois law to your facts requires a licensed Illinois attorney who can review the specifics.