There is no national gun registry in the United States for ordinary firearms. Federal law specifically prohibits one, and only a narrow category of heavily regulated items, such as machine guns and silencers, must be registered with the federal government. A small number of states and the District of Columbia impose their own registration requirements, but most states do not track who owns which gun.
Why There Is No National Registry
Federal law flatly bars the federal government from building a registry of standard firearms. Under 18 U.S.C. ยง 926(a), no regulation issued after the 1986 Firearm Owners’ Protection Act may require that dealer records “be recorded at or transferred to a facility owned, managed, or controlled by the United States or any State,” nor may any “system of registration of firearms, firearms owners, or firearms transactions or dispositions be established.”1Office of the Law Revision Counsel. 18 U.S. Code 926 – Rules and Regulations
Congress reinforces that ban every year through appropriations language known as the Tiahrt Amendments. Those riders prohibit the Bureau of Alcohol, Tobacco, Firearms and Explosives from spending money to consolidate or centralize dealer records, block the ATF from disclosing its firearms trace data outside of law enforcement and national security uses, and prevent the agency from requiring dealers to run physical inventories.2Congress.gov. Firearms-Related Appropriations Riders Records stay scattered across thousands of individual dealer locations rather than sitting in one government computer, and undoing that arrangement would take an act of Congress.
The One Federal Registry: NFA Items
The federal government does maintain a registry, but only for firearms regulated under the National Firearms Act of 1934. The ATF keeps a central list called the National Firearms Registration and Transfer Record, which covers every NFA firearm not in government possession.3Office of the Law Revision Counsel. 26 USC 5841 – Registration of Firearms
The NFA defines “firearm” much more narrowly than the word suggests in everyday use. It covers only:4Office of the Law Revision Counsel. 26 U.S. Code 5845 – Definitions
- Short-barreled shotguns (barrels under 18 inches)
- Short-barreled rifles (barrels under 16 inches)
- Machine guns
- Silencers
- Destructive devices such as explosives, grenades, and certain large-bore weapons
- “Any other weapon,” a catchall for concealable items like pen guns and smooth-bore pistols
Transferring any of these items requires a written application to the ATF, fingerprints, a photograph, and identification of both the buyer and the specific firearm. The ATF has to approve the transfer before the buyer can take possession.5Office of the Law Revision Counsel. 26 USC 5812 – Transfers A transfer tax also applies. Machine guns and destructive devices carry a $200 tax, and all other NFA items now transfer at $0.6Office of the Law Revision Counsel. 26 USC 5811 – Transfer Tax
Penalties for Unregistered NFA Items
Possessing an NFA firearm that is not registered to you is a federal felony.7Office of the Law Revision Counsel. 26 USC 5861 – Prohibited Acts The same goes for transferring an NFA item outside the application process, altering a serial number, or lying on an application. The maximum penalty is 10 years in federal prison and a $10,000 fine.8Office of the Law Revision Counsel. 26 USC 5871 – Penalties Federal inmates serve at least 85 percent of their sentence, and there is no parole. People sometimes stumble into these charges by building a rifle with a barrel shorter than 16 inches or by inheriting an item that was never registered.
How the ATF Traces Guns Without a Registry
When police recover a firearm at a crime scene, the ATF’s National Tracing Center can try to identify the chain of ownership, but it has to do so the long way. With no searchable central database, the tracing center contacts the manufacturer first, then the distributor, then the retail dealer who sold the gun. Each step depends on paper or electronic records held at that specific business.
The Government Accountability Office has found that the ATF’s data systems dealing with retail purchasers cannot legally function as a searchable registry. The Out-of-Business Records Imaging System, which stores records from closed dealers, must keep those images in a non-searchable format.9U.S. Government Accountability Office. Firearms Data: ATF Did Not Always Comply with the Appropriations Act Restriction and Should Better Adhere to Its Policies A trace can usually reach the first retail buyer. Following the gun through later private sales is often impossible, because the trail ends wherever the paperwork ends.
States That Require Registration
Because federal law leaves the question to the states, only a handful of jurisdictions require firearm registration, and the scope varies:
- Hawaii and the District of Columbia require registration of all firearms.
- New York requires registration of all handguns and firearms classified as assault weapons.
- California requires registration of assault weapons and .50 caliber rifles, and new residents must report all firearms they bring into the state.
- Connecticut and New Jersey require registration of assault weapons.
- Maryland requires registration of assault pistols.
- Michigan logs pistol purchases through a local licensing process that feeds a state database.
Deadlines for new residents differ. Hawaii requires registration within five days of arrival with a firearm.10Justia. Hawaii Code 134-3 – Registration, Mandatory, Exceptions California gives new residents 60 days and charges a $19 fee to file a New Resident Report of Firearm Ownership.11Office of the Attorney General – State of California – Department of Justice. Firearms Information for New California Residents If you are moving to a state that requires registration, look up the specific deadline before you cross the state line. Missing it can lead to seizure of the firearm or criminal charges.
Registration Is Not the Same as Licensing
The two get confused often. Registration ties a specific firearm to a specific owner through make, model, and serial number. Licensing grants a person legal permission to possess or carry firearms based on their background and any required training. New York shows how the two can overlap: the state requires a license to possess any handgun, and each handgun has to be listed on that license, which produces a registration effect through the licensing system. Some states that do not officially operate a “registry” still track individual firearms through permit rules.
Most states require neither. Once a buyer clears a background check and the sale is finalized, no government database records the specific gun that person now owns.
The Private Sale Gap
Everything above about record-keeping applies to sales through licensed dealers. Federal law does not require private sellers who are not “engaged in the business” of selling firearms to run background checks or keep records. When two private individuals complete a sale, no ATF Form 4473 is created and no agency is notified.
Roughly half of states have closed this gap by requiring private sales to go through a licensed dealer, who runs the background check and generates the paperwork. In the rest, a gun can change hands repeatedly with no record. That is the single largest hole in any attempt to track firearm ownership. If you sell a firearm privately in a state that does not require dealer involvement, keeping your own record of the buyer’s name, the date, and the serial number is not legally required, but it can matter if the gun is later recovered at a crime scene and traced back to you as the last known retail purchaser.