Illinois: Pepper Spray Laws State Pepper Spray Laws Illinois Pepper spray is legal in Illinois and is considered a common and accessible self-defense tool with minimal restrictions.Status: LegalKey Restrictions/Size Limits:18+Misuse prohibitedNo statewide size cap identified.Primary Authority:720 ILCS 5/24-1(a)(3)(C) Interactive State Laws Map Frequently Asked Questions (FAQs) Is pepper spray legal in Illinois? Yes, pepper spray is legal in Illinois for personal protection. Do you need a permit for pepper spray in Illinois? No permit is required. Is there a size limit for pepper spray in Illinois? No, there are no size restrictions. Can you carry pepper spray in public in Illinois? Yes, except in restricted locations. Can you legally use pepper spray in Illinois? Yes, but only in self-defense situations. Purchase Pepper Spray Quick ViewAdd to cartPOM Pepper Spray – Key Model $14.95 Quick ViewAdd to cartPOM Pepper Spray – MK3 Model $16.95 Quick ViewSelect optionsPOM Pepper Spray – Runner Model $14.95 Quick ViewAdd to cartPOM Pepper Spray – Clip Model $14.95