Code Section
720 ILCS 5/24-1, 5/24-3, 5/24-3.1

Illegal Arms
Machine gun; rifle with barrel less than 16 inches; shotgun with barrel less than 18 inches or any weapon made from rifle or shotgun and as modified has overall length less than 26 inches; stun gun or taser; explosive or metal-piercing bullet; silencer

Waiting Period
72 hrs.

Who May Not Own
1. Concealed weapon: under 18 yrs.; 2. Under 21 yrs. if convicted of misdemeanor other than traffic offense or adjudged delinquent; 3. Narcotic addict; 4. Patient in mental hospital within past 5 yrs.; 5. Mentally retarded; 6. Person confined in penal institution; 7. Felons

Law Prohibiting Firearms On or Near School Grounds
Felony. 720, ILCS 5/24-1(c); 5/24-3.3