Citation(s) from the GunPolicy.org literature library
Giffords Law Center to Prevent Gun Violence. 2020 ‘Waiting Periods in Illinois.’ Gun Sales. San Francisco, CA: Giffords Law Center to Prevent Gun Violence. 5 December
Waiting Periods in Illinois
Illinois prohibits any person from delivering a firearm prior to the expiration of statutory waiting periods, which are 24 hours for long guns and 72 hours for handguns.
For transfers through licensed dealers and at gun shows, the Illinois Department of State Police must approve the transfer or inform the dealer of the applicant's ineligibility within these time periods. The waiting periods begin to run at the time an application to purchase the firearm is made. "Application" is defined to mean "when a buyer and seller reach an agreement to purchase a firearm."
Non-residents of Illinois who purchase long guns at gun shows are not subject to these waiting periods…
[Editor's note: The Giffords Law Center to Prevent Gun Violence regularly updates its webpages with new data as US gun regulation evolves state by state. For the most up-to-date information on US gun laws, please refer to the Giffords URL below]