BUTTSTOCKS. ARE BACK.
A new era for pistol conversion kits.
- NO $200 SBR TAX
- NO REQUIRED FORM 1
- NO PRIOR ATF MAKING APPROVAL
For covered U.S. SBR configurations under current ATF enforcement guidance. Full details below.
THE RULES HAVE SHIFTED.
THE OFFICIAL GUIDANCE IS HERE.
On October 9, 2026, the ATF announced a major change in federal NFA enforcement for covered short-barreled rifles (SBRs).
Questions about stock-equipped pistol conversion kits? See what changed — directly from the ATF.
READ THE OFFICIAL ATF GUIDANCECONSIDERING A SHOULDER STOCK?
THE PRACTICAL IMPACT
Depending on its configuration, a pistol fitted with a shoulder-stock conversion platform may be classified as a short-barreled rifle (SBR).
The ATF's October 9, 2026 policy means it will not enforce certain federal NFA prior-approval and registration requirements for covered SBRs.
A meaningful change for U.S. customers considering stock-equipped configurations — but not a nationwide exemption from all firearm laws.
WHAT YOU STILL NEED TO KNOW
STATE & LOCAL LAWS
Some states restrict SBRs or require registration. Federal enforcement discretion does not override state law.
INTERSTATE TRANSPORTATION
ATF Form 20 approval still applies before transporting an SBR between states, including unregistered SBRs.
OTHER FEDERAL RULES
Gun Control Act requirements continue to apply to covered firearm transactions. A standalone chassis is not automatically a firearm transfer.
FUTURE POLICY CHANGES
The nonenforcement policy may change. Later registration or grandfather protection is not guaranteed.
QUESTIONS ANSWERED. SOURCES VERIFIED.
Clear answers. Original ATF documents. No guesswork.
FREQUENTLY ASKED QUESTIONS
HAS THE NFA BEEN REPEALED?
No. The NFA remains law. The ATF has adopted a nonenforcement policy for specified NFA requirements affecting covered firearm categories, including SBRs.
WHEN DID THE CHANGES TAKE EFFECT?
The SBR making and transfer tax became $0 on January 1, 2026. The ATF's nationwide nonenforcement policy took effect October 9, 2026. These are separate developments.
IS FORM 1 STILL REQUIRED?
Under the current policy, the ATF does not require an individual to file Form 1 and obtain prior NFA approval before making a covered SBR. Voluntary registration remains available.
ARE STOCK-EQUIPPED CONVERSION KITS LEGAL EVERYWHERE?
No blanket conclusion can be made. The assembled firearm's classification and applicable state and local laws matter. Some states prohibit or restrict SBRs or require registration.
WHAT ABOUT INTERSTATE TRAVEL?
ATF Form 20 approval is still required before interstate transportation of an SBR or short-barreled shotgun, including when it is unregistered under the current policy.
DOES FORM 4473 APPLY TO THE KIT I BUY?
Form 4473 and applicable NICS background checks continue for regulated firearm transfers by licensed dealers. Those requirements should not automatically be attributed to a standalone chassis or accessory that is not itself classified as a firearm.
CAN THE POLICY CHANGE IN THE FUTURE?
Yes. The ATF warns that enforcement could resume and that neither later registration nor automatic grandfather protection is guaranteed for unregistered NFA firearms.