430 ILCS 65/3(a-10) - Any person who is not a federally licensed firearm dealer and who desires to transfer or sell a firearm or firearms to any person who is not a federally licensed firearm dealer shall, before selling or transferring the firearms, contact the Department of State Police with the transferee's or purchaser's Firearm Owner's Identification Card number to determine the validity of the transferee's or purchaser's Firearm Owner's Identification Card. This subsection shall not be effective until January 1, 2014. The Department of State Police may adopt rules concerning the implementation of this subsection. The Department of State Police shall provide the seller or transferor an approval number if the purchaser's Firearm Owner's Identification Card is valid. Approvals issued by the Department for the purchase of a firearm pursuant to this subsection are valid for 30 days from the date of issue.
View the entire Gun Safety and Responsibility Act on the Illinois General Assembly's website at http://www.ilga.gov/legislation/publicacts/98/098-0508.htm.