← Delaware knife laws›Local Knife-Law Preemption

Delaware Local Knife-Law Preemption (2026)

Conditional: Delaware's preemption statute (22 Del. C. 111) bars local rules only on firearms, components and ammunition — not knives — so localities may regulate knives.

ConditionalVerified Jul 7, 2026

Knife laws change at the state line — and in your state.Track them in the free LawLert iPhone app: it alerts you when you cross into a state where they differ, and when they change in your state. No account.Get the app

Official source: delcode.delaware.gov →

General legal information, not legal advice — verify important decisions with a licensed attorney.

Local Knife-Law Preemption in states bordering Delaware

The same rule in each neighboring state LawLert has verified, from that state’s own official source.

MarylandConditional
No statewide knife preemption: Md. Crim. Law 4-209 preempts local regulation only for handguns/rifles/shotguns and ammunition, so counties and cities may set their own knife rules.
Verified Jul 7, 2026 · Source: mgaleg.maryland.gov · Full Maryland rule →
New JerseyConditional
New Jersey has no knife-preemption statute; municipalities regulate knives under police power (N.J.S.A. 40:48-2) — e.g., Plainfield bars carrying daggers, dirks, switchblades and stilettos.
Verified Jul 7, 2026 · Source: ecode360.com · Full New Jersey rule →
PennsylvaniaConditional
PA's only weapons preemption (18 Pa.C.S. 6120) bars local regulation of firearms and ammunition only; it never mentions knives, so cities like Philadelphia restrict knives locally.
Verified Jul 7, 2026 · Source: legis.state.pa.us · Full Pennsylvania rule →

Don't get caught off guardCross into a state where this law is different and the free iPhone app tells you what changed, even with the app closed. It also alerts you when a law you track changes where you live. No account.Get the free app

Track this law — get alerted when it changes

We watch the official sources behind Delaware knives rules. If a tracked rule changes, you get one short email — never more than one a week. Free, unsubscribe anytime.