Illinois Code § 4.01

Illinois Code § 4.01. Reproduced from the official Illinois Compiled Statutes, with a citation summary, verification link, and related provisions.

§ 4.01.

Directional and other official signs, including, but not limited to, signs pertaining to natural wonders, scenic and historical attractions, which are required or authorized by law, and which comply with regulations which shall be promulgated by the Department relative to their lighting, size, number, spacing and such other requirements as may be appropriate to implement this Act, but such regulations shall not be inconsistent with, nor more restrictive than, such national standards as may be promulgated from time to time by the Secretary of the Department of Transportation of the United States, under subsection (c) of Section 131 of Title 23 of the United States Code. (Source: P.A. 77-1815.)

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

At a glance

  • Citation: Illinois Compiled Statutes § 4.01
  • Jurisdiction: Illinois
  • Code: Illinois Compiled Statutes
  • Text: transcribed from the official source (verify below)

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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 § 4.01?

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 § 4.01 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 § 4.01 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Statutes are amended, repealed, and renumbered every session.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.