Straight answers to the questions short shotgun owners are asking in 2026. Rules are changing quickly, so check state law and ATF’s current NFA guidance at ATF.gov before you act.
Do I need a tax stamp for an SBS or AOW?
No federal tax is due. The making and transfer tax on short-barreled shotguns and AOWs dropped to $0 on January 1, 2026. Machine guns and destructive devices still carry the $200 tax.
Do I still need ATF approval or registration?
Since October 9, 2026, ATF is not enforcing NFA approval or registration requirements for short-barreled shotguns and AOWs, anywhere in the country. This followed an August 2026 federal court ruling in Texas. ATF still accepts registrations from anyone who wants to file voluntarily.
Is it legal in my state?
It depends. Most states require NFA items to be registered or lawful under federal law, and ATF says it cannot predict how states will treat unregistered guns. A few states ban short-barreled shotguns outright. Check your state and local law first.
Should I still register?
That is your call. Owners weigh state laws that require registration, plans to travel or move, and ATF’s warning that enforcement could resume if the court ruling is overturned or Congress brings back a tax. ATF also notes that unregistered guns would not automatically be grandfathered; any amnesty would be up to the Attorney General.
Can I take my SBS to another state?
Federal law still requires an approved ATF Form 20 before taking a short-barreled shotgun across state lines, registered or not. AOWs are not covered by the Form 20 requirement, but the laws of the state you are traveling to still apply.
Can my local gun shop sell me one?
Dealers must still run a background check and follow state and local law. Businesses that make or sell NFA items still pay their special occupational taxes. Availability varies by shop and by state.
Can I put a stock on my Shockwave or cut down my shotgun?
Adding a stock to a 14-inch pistol-grip firearm, or cutting a shotgun barrel under 18 inches, makes a short-barreled shotgun. Federal enforcement of NFA approval is paused, but your state law still applies, and the federal picture could change. Never go under 26 inches overall without understanding the AOW rules.
What about machine guns and suppressors?
Machine guns keep the $200 tax and every NFA rule. Suppressors are in the same $0-tax, non-enforcement group as short shotguns. See Suppressor Buyers Guide.com and NFA Buyers Guide.com in the network.
The old way, on video
Building a short shotgun with Tromix under the pre-2026 ATF paperwork rules
Custom shotguns by Tromix
Last reviewed October 30, 2026. This page is general information, not legal advice.
More on short shotguns: Sawed Off Shotgun overview, SBS, 12 Gauge AOW, 14-Inch Firearms, Short Shotgun Ammo and the Short Shotgun F.A.Q.