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Transportation Security Administration

Self-Defense Sprays

Carry On Bags: 
Checked Bags: 

One 4 fl. oz. (118 ml) container of mace or pepper spray is permitted in checked baggage provided it is equipped with a safety mechanism to prevent accidental discharge. Self-defense sprays containing more than 2 percent by mass of tear gas (CS or CN) are prohibited in checked baggage. For more information, visit

We recommend checking with your airline as some may not allow this item in checked bags.


The final decision rests with the TSA officer on whether an item is allowed through the checkpoint.