Yes, you need a federal tax stamp to own a suppressor in the United States
A suppressor is classified as a silencer under the National Firearms Act (NFA), a 1934 federal law. To legally own one, you must register it with the Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF), pay a $200 federal tax, and receive a tax stamp. Without the stamp, possessing a suppressor is a federal felony.
The $200 tax applies to each suppressor you own. It does not expire, and you keep the stamp for the life of that specific device. The process takes time — typically several months from process to approval — and involves fingerprinting, a background check, and a photograph.
Some states ban suppressors outright, regardless of federal law. Others allow them only for hunting or sport shooting, not for self-defense. A few states require additional state-level registration or permits on top of the federal tax stamp. You must check your state and local laws before you begin the federal process, because paying the tax does not override state restrictions.
Key Takeaways
- The ATF requires a $200 federal tax stamp for each suppressor, and you cannot legally own one without it.
- The approval process involves submitting fingerprints, a photo, and background information to the ATF, which typically takes three to six months.
- Some states prohibit suppressors entirely, and others restrict them to hunting or sport shooting, so you must verify your state law before explore.
- The tax stamp is tied to the specific suppressor and does not expire, but you must keep the physical stamp with the device or in a safe place.
How the federal tax stamp process works
You start by obtaining a suppressor from a licensed firearms dealer. Not all dealers stock them, and some will not sell to you until you have already begun the federal registration process. Ask the dealer whether they will hold the suppressor while you complete the paperwork, or whether you must own it first.
Next, you fill out ATF Form 4 (process to Register a Firearm). You will need the suppressor's serial number, manufacturer, and model. You also need to designate a responsible person — usually yourself — and provide your fingerprints, a photograph, and proof of citizenship or legal residency. Some people use a gun trust or legal entity to register the suppressor instead of their own name, which changes the paperwork slightly but not the $200 fee.
You submit the completed form, two fingerprint cards, a photograph, and the $200 fee to the ATF. You can mail it or submit it through the ATF's e-Form system, which is faster. The ATF then conducts a background check. If approved, you receive a tax stamp in the mail. Only then can you legally take possession of the suppressor from the dealer.
Why the wait takes months, not weeks
The ATF processes Form 4 applications in the order they are received. The current wait time varies — it has ranged from three to nine months depending on how many applications the ATF is processing at any given time. There is no way to expedite the process, and calling the ATF will not speed it up.
During this waiting period, you cannot legally possess the suppressor. Some dealers will hold it for you, but you are responsible for the cost of storage if they charge one. Others will not hold it at all and will only release it once your tax stamp arrives.
The delay exists because the ATF must run a background check on you and verify that you are not prohibited from owning firearms. The agency also manually reviews each process to may support the form is complete and the information is accurate.
State laws that override federal permission
Even if the ATF approves your tax stamp, you cannot legally own a suppressor in California, Delaware, Illinois, New Jersey, New York, or Rhode Island. These states ban them outright. If you move to one of these states after obtaining a suppressor, you must surrender it, sell it out of state, or face criminal charges.
Other states allow suppressors only for hunting or sport shooting, not for self-defense or home protection. Connecticut, Hawaii, Massachusetts, and several others fall into this category. Some require you to register the suppressor with the state as well as the federal government.
A few states have no state-level restrictions but allow local jurisdictions to ban them. Check your city or county ordinances in addition to state law. The safest approach is to contact your state's fish and wildlife agency or attorney general's office and ask directly whether suppressors are legal in your area and under what circumstances.
The cost beyond the $200 tax stamp
The $200 federal tax is the only fee the ATF charges. However, you will have other expenses. A suppressor itself typically costs $300 to $1,000 depending on the caliber, brand, and type. You may also need to purchase a mounting adapter or have a gunsmith install it, which adds $50 to $200.
If you use a gun trust or legal entity to register the suppressor, you may pay a lawyer $200 to $500 to set it up, though this is optional. Some people do this to avoid fingerprinting or to allow other household members to use the suppressor legally, but it is not required.
Fingerprinting services cost $10 to $25 if you do not have prints on file with law enforcement. You will also need a photograph, which you can take yourself or have done at a photo shop for $5 to $15.
What happens if you own a suppressor without a tax stamp
Possessing an unregistered suppressor is a federal felony. The penalty is up to 10 years in prison and a fine of up to $250,000. You do not have to be caught using it — straightforward owning it or having it in your home or vehicle is enough to trigger prosecution.
Law enforcement can discover an unregistered suppressor during a traffic stop, a search warrant execution, or a report from someone else. Even if you never fire it, the ATF can charge you if they find it during an investigation into another matter.
If you inherited a suppressor or acquired one before understanding the law, contact a lawyer who specializes in firearms law. In some cases, you may be able to register it retroactively, though this depends on the circumstances and the jurisdiction.
Alternatives if you cannot get a tax stamp
If your state bans suppressors or you do not want to wait months for approval, you have limited options. Some people use muzzle brakes or flash hiders, which are not classified as suppressors under the NFA and do not require a tax stamp. However, these devices do not reduce sound as much as a true suppressor, and some states restrict them as well.
Another option is to use a suppressor only at a shooting range in a state where they are legal, and store it there rather than at home. This avoids the need to transport it across state lines and keeps it in a jurisdiction where it is permitted. Some ranges offer this service for a monthly fee.
If you move to a state that bans suppressors after you own one, you must either sell it to someone in a state where it is legal, surrender it to law enforcement, or destroy it. Keeping it is not an option.
Frequently Asked Questions
Can I buy a suppressor online and have it shipped to my home?
No. A suppressor must be shipped to a licensed firearms dealer, not directly to you. The dealer holds it until your tax stamp arrives, then releases it to you. You cannot legally take possession before the stamp is approved.
Do I need a separate tax stamp for each suppressor I own?
Yes. Each suppressor requires its own $200 tax stamp and its own Form 4 process. If you own three suppressors, you pay $600 in federal tax and submit three separate applications to the ATF.
What if I move to another state after I get my tax stamp?
Your federal tax stamp is valid in any state where suppressors are legal. If you move to a state that bans them, your stamp does not protect you — you must comply with state law. If you move to a state where they are legal, your stamp remains valid.
Can I register a suppressor in someone else's name?
The person whose name is on the Form 4 is the legal owner. You can use a gun trust or legal entity to register it, which allows multiple people to use it legally, but someone must be listed as the responsible person. Registering it in a false name is federal fraud.
What if the ATF denies my process?
The ATF will deny your process if you are prohibited from owning firearms — for example, if you have a felony conviction or a domestic violence conviction. If denied, you can appeal or reapply if your circumstances change. The ATF will explain the reason for denial in writing.