F-DRV-023 · Oversize / overweight · Illinois

Illinois permit limits

Legal-max dimensions and where to apply when your load exceeds them. Sourced from IL state-DOT publications + state statute.

StateCA FL GA IL MI TX

Max height

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Max width

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Max length

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Max GVW

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Seasonal weight restrictionsTime-bound

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More permit details

state specific.holiday travel restrictions url: https://webapps1.dot.illinois.gov/ITAP/Documents/2025%202026%20Holiday%20Office%20Closings%20and%20Permit%20Travel%20Restrictions.pdf
state specific.legal authority: Illinois Vehicle Code (625 ILCS 5/15 – 301) and 92 Illinois Administrative Code 554, Sub-chapter F
state specific.local jurisdiction note: Oftentimes, in order to complete your move, roads NOT authorized to be permitted by IDOT may be necessary. In all such cases involving local jurisdiction roads, permittees MUST obtain permission from appropriate local authorities prior to m…
state specific.local permitting contacts url: https://webapps.dot.illinois.gov/ITAP/JurisdictionContacts/JurisdictionContactsIndex
state specific.permit office address: Bureau of Operations, Permit Office, 2300 South Dirksen Parkway, Springfield, Illinois 62764
state specific.permit office email: dot.permitoffice@illinois.gov
state specific.permit office phone in state: 800-252-8636
state specific.permit system name: Illinois Transportation Automated Permit system (ITAP)

Official sources

https://idot.illinois.gov/doing-business/permit-and-sales-marketplace/oversize-and-overweight-permits.html

Educational reference. Not legal advice. Permit fees, route restrictions, and seasonal limits change — verify with the IL permit office before dispatching an oversize/overweight load.