A worldwide technology outage is causing disruption to some State of Illinois online systems. We are aware of this issue and are diligently working on restoration.

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Welcome to the new IDOT home page. Our location has changed, please update any bookmarks.

Certification

Certification for airports and restricted landing areas and any alterations or extensions must be obtained through IDOT. Please review the requirements Airport and Heliport Certification.

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Illinois Department of
Transportation
Hanley Building
2300 S. Dirksen Parkway
Springfield, IL 62764

(217) 782-7820 or
TTY (866) 273-3681

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