Massachusetts: Pepper Spray Laws State Pepper Spray Laws Massachusetts Pepper spray is legal in Massachusetts and is considered a common and accessible self-defense tool with minimal restrictions.Status: Legal with restrictionsKey Restrictions/Size Limits:18+Sales limited to licensed firearms dealersUnder 18 needs a self-defense spray permitNo statewide size cap identified.Primary Authority:M.G.L. c.140 §§ 122C-122D Interactive State Laws Map Frequently Asked Questions (FAQs) Is pepper spray legal in Massachusetts? Yes, pepper spray is legal for personal protection with an age restriction of 18+ and under 18 will need a self-defense spray permit. Do you need a permit for pepper spray in Massachusetts? Under 18 needs a self-defense spray permit. Is there a size limit for pepper spray in Massachusetts? No, there are no size restrictions. Can you carry pepper spray in public in Massachusetts? Yes, except in restricted locations. Can you legally use pepper spray in Massachusetts? 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