Question: what guns are considered class 3?
Answer: 1) Machineguns,
2) Short Barreled Rifles (SBRs),
3) Short Barreled Shotguns (SBSs),
4) Suppressors,
5) Any Other Weapon (AOWs) and.
6) Destructive Devices.
1) Is legal in almost every state. ... 
2) One does not need to obtain a “Class III” weapons license to own.