Idaho: Pepper Spray Laws State Pepper Spray Laws Idaho Pepper spray is legal in Idaho and is considered a common and accessible self-defense tool with minimal restrictions.Status: LegalKey Restrictions/Size Limits:No statewide size cap identified.Primary Authority:Idaho Code § 18-3302 Interactive State Laws Map Frequently Asked Questions (FAQs) Is pepper spray legal in Idaho? Yes, pepper spray is legal in Idaho for personal protection. Do you need a permit for pepper spray in Idaho? No permit is required. Is there a size limit for pepper spray in Idaho? No, there are no size restrictions. Can you carry pepper spray in public in Idaho? Yes, except in restricted locations. Can you legally use pepper spray in Idaho? 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