Illinois Code § 1

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

§ 1.

This Act applies to any State official or agency authorized to provide for payment from State funds, by virtue of any appropriation of the General Assembly, for goods or services furnished to the State. For purposes of this Act, "goods or services furnished to the State" include but are not limited to (i) covered health care provided to eligible members and their covered dependents in accordance with the State Employees Group Insurance Act of 1971, including coverage through a physician-owned health maintenance organization under Section 6.1 of that Act, (ii) prevention, intervention, or treatment services and supports for persons with developmental disabilities, mental health services, alcohol and substance abuse services, rehabilitation services, and early intervention services provided by a vendor, and (iii) prevention, intervention, or treatment services and supports for youth provided by a vendor by virtue of a contractual grant agreement. For the purposes of items (ii) and (iii), a vendor includes but is not limited to sellers of goods and services, including community-based organizations that are licensed to provide prevention, intervention, or treatment services and supports for persons with developmental disabilities, mental illness, and substance abuse problems, or that provides prevention, intervention, or treatment services and supports for youth. For the purposes of this Act, "appropriate State official or agency" is defined as the Director or Chief Executive or his designee of that State agency or department or facility of such agency or department. With respect to covered health care provided to eligible members and their dependents in accordance with the State Employees Group Insurance Act of 1971, "appropriate State official or agency" also includes an administrator of a program of health benefits under that Act. As used in this Act, "eligible member" means a member who is eligible for health benefits under the State Employees Group Insurance Act of 1971, and "member" and "dependent" have the meanings ascribed to those terms in that Act. As used in this Act, "a proper bill or invoice" means a bill or invoice, including, but not limited to, an invoice issued under a contractual grant agreement, that includes the information necessary for processing the payment as may be specified by a State agency and in rules adopted in accordance with this Act. Beginning on and after July 1, 2021, "a proper bill or invoice" shall also include the names of all subcontractors or subconsultants to be paid from the bill or invoice and the amounts due to each of them, if any. (Source: P.A. 100-549, eff. 1-1-18; 101-524, eff. 1-1-20.)

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.