
✔Official source
M4 shown with M68 (Aimpoint) optic. Photo: Photo Courtesy of PEO Soldier, Public domain, via Wikimedia Commons. Model photo, not the agency's own firearm.
5.56x45mm / .223Patrol long gun
- Dates
- Current (start date unknown)
- As of
- Oct 8, 2026
Listed in the 2026 AB 481 annual report (exact publication date not stated; URL path indicates May 2026). Document verified live Oct 8, 2026.
AB 481 inventory listing (quantities intentionally omitted).

✔Official source
Photo: U.S. Bureau of Alcohol, Tobacco, Firearms and Explosives, Public domain, via Wikimedia Commons. Model photo, not the agency's own firearm.
- Dates
- Current (start date unknown)
- As of
- Oct 8, 2026
Per the agency's AB 481 military-equipment policy/report (posted 2022); year only. Current status not re-verified.
Listed in the agency's AB 481 military-equipment report as equipment the agency owns; this shows the model was in the agency's inventory, not that every officer carries it.

✔Official source
Photo: danphamcdp, CC BY-SA 2.0, via Wikimedia Commons. Model photo, not the agency's own firearm.
- Dates
- Current (start date unknown)
- As of
- Oct 8, 2026
Per the agency's AB 481 military-equipment policy/report (posted 2022); year only. Current status not re-verified.
Listed in the agency's AB 481 military-equipment report as equipment the agency owns; this shows the model was in the agency's inventory, not that every officer carries it.