To prove a straw purchase, federal prosecutors have to show that someone bought a firearm from a licensed dealer for another person and lied about it on the paperwork, knowing (or having reason to know) the real recipient was legally barred from having a gun or planned to use it in a serious crime. The evidence usually stacks in layers: a falsified ATF Form 4473 at the base, then bank and payment-app records, then texts or messages arranging the deal, then circumstantial details and witnesses that tie the nominal buyer to the true owner. No single item does all the work, but the Form 4473 is almost always the anchor.
What the Government Has to Prove
Two federal statutes cover this conduct, and which one prosecutors charge shapes what they need to show.
18 U.S.C. § 932, enacted in 2022, is the dedicated straw-purchase law. It makes it a crime to knowingly buy or conspire to buy a firearm for someone else while knowing or having reasonable cause to believe that person is prohibited from possession, intends to use the gun in a serious offense, or plans to transfer it to someone who does.1Office of the Law Revision Counsel. 18 USC 932 – Straw Purchasing of Firearms So prosecutors have to establish the purchase, the buyer’s awareness of who the real recipient was, and reason to believe that recipient was disqualified or dangerous.
18 U.S.C. § 922(a)(6) is the older tool. It criminalizes any knowing false statement made to a licensed dealer in connection with a firearm sale, so long as the lie is material to whether the sale is lawful.2Office of the Law Revision Counsel. 18 USC 922 – Unlawful Acts Checking “yes” to the actual-buyer question on the Form 4473 when you’re really buying for someone else is exactly that kind of lie.
A common misunderstanding: the crime does not depend on the real buyer being someone who couldn’t legally own the gun. In Abramski v. United States (2014), a man bought a handgun for his uncle using his own law-enforcement discount. Both were eligible gun owners. The Supreme Court held that the false statement on the 4473 was still material, because the whole background-check system depends on the dealer knowing who the actual buyer is.3Justia Law. Abramski v. United States, 573 U.S. 169 (2014)
The Form 4473 Is Usually the Anchor
Every buyer at a federally licensed dealer fills out ATF Form 4473. It is a sworn statement, signed under penalty of perjury, and lying on it is itself a federal crime.
Question 21.a asks whether the person filling out the form is the actual buyer. It carries a warning printed right next to the checkbox: “You are not the actual transferee/buyer if you are acquiring any of the firearm(s) on behalf of another person.”4Bureau of Alcohol, Tobacco, Firearms and Explosives. Firearms Transaction Record – ATF Form 4473 When a straw buyer checks “yes,” the completed form becomes documentary proof of a knowing false statement. There is no room to argue the warning was hidden or ambiguous.
The form also records the buyer’s name, address, date of birth, and ID number, which lets investigators trace the buyer and match the transaction against other records. Combined with the dealer’s acquisition-and-disposition log and the firearm’s serial number, the 4473 places a specific person at a specific counter buying a specific gun on a specific day.
These records last a long time. Under a 2022 ATF rule, licensed dealers must retain completed 4473s for the entire life of their license, replacing an earlier 20-year retention period.5Bureau of Alcohol, Tobacco, Firearms and Explosives. Summary of Final Rule 2021R-05F When a dealer closes, the records go to the ATF’s National Tracing Center. The paper trail is usually still there when a firearm shows up at a crime scene years later.
The Money Trail
Once investigators have a 4473 they believe is false, the next question is who really paid for the gun. Financial records answer that faster than anything else.
Bank statements showing a large withdrawal by one person shortly before a different person buys a firearm create an obvious inference, especially when the amounts line up. Payment-app transfers through Venmo, Zelle, or Cash App are even more useful because they are timestamped, tied to identified accounts, and sometimes carry memo lines that describe the transaction. Credit card records, ATM activity near the gun store, and reimbursement deposits that show up after the sale all fit into the same picture. When the dollars match the purchase price closely and the timing is tight, the transaction largely explains itself.
Communications
Text messages, emails, and social media chats often capture the arrangement in plain terms. Something like “go pick up that Glock for me, I’ll pay you back” is close to direct evidence. Even vaguer messages become damaging in context: talk about a specific model, coordination to meet at the store, references to a “favor,” or photos of the gun sent after the fact. Prosecutors can subpoena phone records and, in many cases, recover deleted messages from cloud backups or the devices themselves.
Circumstantial Evidence and Witnesses
Documents and messages leave gaps that circumstantial evidence fills. A firearm recovered from a convicted felon two days after someone with no criminal record bought that exact serial number tells its own story. So does a buyer with no prior interest in guns purchasing multiple identical models in a short span, or the prohibited person appearing with the firearm in photos or video posted online. Surveillance footage from the store can show two people arriving together, with one coaching the other at the counter or waiting outside.
Witnesses tie it all together. A roommate who heard the plan, a relative who saw the handoff, or a gun-store employee who noticed the buyer reading answers off a phone can each corroborate the paper record. Cooperating witnesses, especially in cases connected to trafficking, are common and often decisive.
The Gift Exception Is Narrow
Not every firearm bought for someone else is a straw purchase, and this is where defenses often live. The Form 4473 instructions state that a person buying a firearm as a legitimate gift qualifies as the actual buyer.4Bureau of Alcohol, Tobacco, Firearms and Explosives. Firearms Transaction Record – ATF Form 4473
Two things break the gift exception. It fails if the recipient gave or offered the buyer money, services, or anything of value to acquire the firearm. And it fails if the recipient is legally prohibited from having a gun. Buying a shotgun as a surprise birthday present for a spouse who can lawfully own one is a legal gift. Buying the same shotgun because that spouse handed over cash and asked for it is a straw purchase, even if the spouse could have passed a background check. Buying any firearm for someone who is barred from possession is a straw purchase whether money changed hands or not. This is why prosecutors chase financial records so hard: proof that the recipient paid destroys a gift defense.
Penalties on Conviction
Penalties reach both the person who filled out the form and the person who arranged the purchase.
- Straw purchasing under 18 U.S.C. § 932 carries up to 15 years in federal prison, rising to 25 years if the buyer knew or had reason to believe the firearm would be used in a felony, an act of terrorism, or a drug trafficking crime.1Office of the Law Revision Counsel. 18 USC 932 – Straw Purchasing of Firearms
- A material false statement to a dealer under 18 U.S.C. § 922(a)(6), which is what a falsified 4473 amounts to, carries up to 10 years.6Office of the Law Revision Counsel. 18 U.S. Code 924 – Penalties
- Firearms trafficking under 18 U.S.C. § 933 reaches anyone who transfers a firearm knowing the recipient’s possession would be a felony, or who receives one knowing their own possession is illegal. Maximum 15 years, and it often catches the real buyer as well as the straw.7Office of the Law Revision Counsel. 18 USC 933 – Trafficking in Firearms
Prosecutors regularly stack these counts. A single straw purchase can generate charges under § 932 and § 922(a)(6), a conspiracy count, and a trafficking count against the person who asked for the gun. State charges may run on top of the federal ones.
How Long Prosecutors Have to Charge
The government generally has five years from the date of the offense to bring a straw purchase case.8Office of the Law Revision Counsel. 18 U.S. Code 3282 – Offenses Not Capital The clock starts when the false statement is made or the unlawful purchase happens. If the straw buy was part of a broader conspiracy, the limitations period can run from the last act in furtherance of that conspiracy. Concealment or flight can also pause it. Given that dealer records now survive for the life of the license and ATF traces can pull a recovered firearm back to its point of sale on demand, the underlying evidence usually outlasts everything else.