September 6, 2026

DOJ Says Lawful Gun Owners Can Carry in Post Offices

Gregg Kielma-Tactical K Training and Firearms

9/6/2026

For years, the common belief was that stepping into a post office with a firearm no matter how law‑abiding you were meant breaking federal law. As a firearms instructor and someone who takes personal protection seriously, I’ve always viewed that assumption as both misguided and dangerous. Now, the Department of Justice has confirmed what many of us have argued all along: lawful gun owners can carry in post offices for self‑defense.

According to the DOJ’s Office of Legal Counsel, federal law 18 U.S.C. § 930(d)(3) explicitly allows the “lawful carrying” of firearms in federal facilities when done “incident to… lawful purposes.” And the DOJ made it unmistakably clear, self‑defense is a lawful purpose.

This interpretation marks a major shift from decades of overly restrictive readings that treated post offices as absolute gun‑free zones. The DOJ memo explains that Congress never intended to criminalize responsible citizens who carry constitutionally protected firearms into public buildings like post offices. In fact, the memo states that carrying a firearm for personal protection is a “paradigmatic lawful purpose,” meaning it fits squarely within the law’s intended exceptions.

The opinion also clarifies who qualifies under this exemption: lawful carriers only. Felons, domestic‑violence misdemeanants, illegal possessors, or anyone prohibited under federal or state law are not protected. But for everyday responsible gun owner's people who train, who follow the law, and who carry for genuine self‑defense this ruling affirms what should have been obvious all along.

This decision didn’t come out of nowhere. A federal court in Florida ruled in January 2024 that the blanket ban on firearms in post offices lacked historical precedent and was unconstitutional. That ruling helped pave the way for the DOJ’s updated interpretation.

What does this mean for people like me? It means I no longer have to choose between my safety and mailing a package. It means the federal government finally acknowledges that a “No Guns” sign doesn’t stop criminals it only disarms the people who follow the rules. And it means that lawful Americans can walk into a post office with the same right to protect themselves that they have everywhere else.

The DOJ’s memo doesn’t instantly rewrite Postal Service regulations, but it does make one thing clear: federal prosecutors cannot enforce a ban on lawful self‑defense carry in public post offices. That’s a long‑overdue correction, and it’s a win for every responsible gun owner who refuses to surrender their safety just because they need to buy stamps.