Brazil
The Brazilian legislation that regulates the manufacture, import, export, trade, traffic and use of airguns divide them into two groups:
- airguns by spring action or pre-compressed air (PCP - Pre Charged Pneumatic) of up to 6mm caliber;
- airguns by spring action or pre-compressed air (PCP - Pre Charged Pneumatic) of caliber exceeding 6mm; or pre-compressed gases that is not breathable air, such as CO2 and others, in any caliber.
Airguns in the first group may be purchased by anyone over 18. Airguns in the second group can only be purchased by people registered in the army, transportation depends on authorization, and usage is allowed only in places approved by the army. Airguns of any kind may not be carried openly. There is no muzzle energy limit for any type or caliber.
Read more about this topic: Air Gun Laws