AMMO Act
- Sponsor
- Sen. Warren, Elizabeth [D-MA]
- Committees
- Judiciary Committee (primary)
- Last action
- Jun 26, 2025
Bottom line
This bill significantly expands federal regulation of ammunition sales, aiming to reduce gun violence by mirroring existing firearm sale regulations and enhancing oversight.
What it actually does
This bill significantly expands federal regulation of ammunition sales by requiring ammunition dealers to obtain federal licenses, mandating recordkeeping and reporting for ammunition transactions, prohibiting straw purchases of ammunition, and imposing limits on bulk ammunition sales. Crucially, it requires federal background checks for ammunition transfers by licensed sellers to non-licensees and authorizes $150 million for National Instant Criminal Background Check System (NICS) upgrades.
Proponents argue
Supporters argue the bill closes critical loopholes that allow dangerous individuals to acquire large quantities of ammunition without oversight, thereby enhancing public safety and reducing gun violence. They contend that applying similar regulations to ammunition as to firearms is a logical and necessary step to prevent mass shootings and other crimes.
Opponents contend
Opponents would likely argue that the bill infringes on the Second Amendment rights of law-abiding citizens, creates an undue burden on ammunition purchasers and sellers, and could lead to a de facto national ammunition registry. They might also contend that these measures would not deter criminals, who would obtain ammunition through illicit channels regardless.
The bill is relatively short and its core provisions are clearly stated, making it accessible for a reader to understand its main impacts within a reasonable timeframe.
Section 2, amending 18 U.S.C. 922(a)(1)(B), 921(a)(11)(A), 923(a)(3)(B)
Ammunition Dealers Require Federal License
This provision amends existing federal law to require individuals or entities dealing in ammunition to obtain a federal license, similar to those required for firearms dealers. It also updates the definition of 'dealer' to explicitly include ammunition and adjusts license fees accordingly.
Supporters argue
Supporters argue this ensures greater oversight of ammunition sales, helps prevent illicit trafficking, and brings ammunition sales in line with firearm sales regulations, enhancing public safety.
Critics contend
Critics would argue this creates unnecessary red tape and financial burdens for legitimate businesses, potentially driving some out of business and limiting access to ammunition for law-abiding citizens.
Tradeoffs
Balances the desire for increased oversight and public safety against potential burdens on businesses and concerns about access for consumers.
Section 3, amending 18 U.S.C. 923(g)(1)
Mandatory Ammunition Sales Recordkeeping
This section extends existing federal recordkeeping requirements for firearms sales to include ammunition sales. Federal firearms licensees (FFLs) will be required to maintain records of ammunition transactions, similar to how they currently record firearm sales.
Section 4, amending 18 U.S.C. 932
Ammunition Straw Purchase Ban
This provision extends the existing federal prohibition on straw purchases of firearms to include ammunition. It makes it unlawful for a person to purchase ammunition on behalf of someone who is legally prohibited from possessing it, carrying the same penalties as firearm straw purchases.
Section 5, adding new 18 U.S.C. 922(aa)
Bulk Ammunition Sale Limits and Reporting
This section makes it unlawful for a licensed person to transfer more than 100 rounds of .50 caliber ammunition or 1,000 rounds of any other caliber within a 5-day period to an unlicensed person. It requires transferees to provide written certification of compliance and identification, and licensed sellers to transmit these forms to the Attorney General within 30 days. Penalties for violations are established, including fines, sales prohibitions, and license revocation for licensees, and fines/imprisonment for false statements by purchasers. Licensees must also post signage summarizing these restrictions.
Section 6, amending 18 U.S.C. 922(s) and adding new 922(t)
Universal Background Checks for Ammunition Sales
This section mandates that licensed importers, manufacturers, and dealers conduct a background check through the National Instant Criminal Background Check System (NICS) before transferring ammunition to an unlicensed person. It also requires verification of identity and notification of prohibitions. Exceptions are made for individuals presenting state-issued permits that already require a background check. The section authorizes $150,000,000 for NICS upgrades.
Section 7
Annual Ammunition Sales Violation Report
This section requires the Director of the Bureau of Alcohol, Tobacco, Firearms, and Explosives (ATF) to prepare and publish an annual report on violations of the bulk ammunition sales restrictions (Section 922(aa)). The report must include geographic data, total sales data, crime statistics, information on repeat offenders, and caliber types involved, identifying trends useful for law enforcement.
Requires the Attorney General to destroy records of bulk ammunition sales forms within 60 days of receipt, unless the form is needed in an ongoing bona fide criminal investigation or prosecution.
Section 5(a), adding 18 U.S.C. 922(aa)(2)(C)(iii)
Why it matters:This clause is likely included to address privacy concerns and mitigate arguments about the creation of a national ammunition registry, making it a standard legislative practice to balance competing interests.
Case for: Supporters would highlight this as a safeguard against a permanent national registry, demonstrating respect for privacy while still allowing law enforcement temporary access for legitimate investigations.
Case against: Critics might argue that the 'ongoing bona fide criminal investigation or prosecution' exception is broad enough to allow for de facto retention, or that the initial collection itself is problematic regardless of destruction.
Estimated impact: Aims to limit the long-term retention of personal ammunition purchase data, impacting privacy for purchasers and data retention policies for the Attorney General.
Strikes the existing subsection (s) of 18 U.S.C. 922 and redesignates subsection (t) as subsection (s), before adding a new subsection (t) for ammunition background checks.
Section 6(a)(1)
Why it matters:This is standard legislative practice for integrating new provisions into existing statutory frameworks without creating conflicting section numbers.
Case for: Simplifies the integration of new ammunition background check provisions by creating a clear, dedicated subsection (t) for them, while maintaining a logical flow for the existing firearm background check provisions under the redesignated (s).
Case against: No specific opposition to the technical renumbering itself, though the underlying policy changes it facilitates would be highly contentious.
Estimated impact: Primarily administrative, ensuring proper statutory referencing; no direct policy impact on individuals.