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Idaho Switchblade & Automatic Knife Laws (2026)

Permitted: Idaho has no law banning ownership, sale, or carry of automatic/switchblade knives; it regulates only dirks, dirk knives, bowie knives and daggers as concealed deadly weapons (Idaho Code 18-3302).

PermittedVerified Jul 7, 2026

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Official source: legislature.idaho.gov →

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

Switchblade & Automatic Knife Laws in states bordering Idaho

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

MontanaPermitted
Montana bans no knife by type (switchblade ban repealed 2019) and defines a concealed weapon as only a firearm, so automatic knives are legal to own and carry (MCA 45-8-315).
Verified Jul 7, 2026 · Source: mca.legmt.gov · Full Montana rule →
NevadaPermitted
SB176 (2015) removed switchblades from Nevada's prohibited-weapons list and repealed the switchblade-permit rule, so automatic/OTF/gravity knives are legal to own and carry (NRS 202.350).
Verified Jul 7, 2026 · Source: leg.state.nv.us · Full Nevada rule →
OregonConditional
Owning and openly carrying an automatic/switchblade knife is legal in Oregon, but ORS 166.240 makes carrying one concealed a misdemeanor.
Verified Jul 7, 2026 · Source: oregonlegislature.gov · Full Oregon rule →
UtahPermitted
No switchblade ban; a knife is a 'dangerous weapon' only by use (Utah Code 76-11-101), and only 'restricted persons' are barred, so autos are legal to own/carry for ordinary adults.
Verified Jul 7, 2026 · Source: le.utah.gov · Full Utah rule →
WashingtonRestricted
Washington still bans spring-blade knives (switchblades, gravity and OTF knives): making, selling or possessing one is a gross misdemeanor (RCW 9.41.250).
Verified Jul 7, 2026 · Source: app.leg.wa.gov · Full Washington rule →
WyomingPermitted
No Wyoming statute bans or restricts switchblade, automatic (OTF), gravity or any knife by type; such knives may be freely owned and carried (W.S. Title 6).
Verified Jul 7, 2026 · Source: wyoleg.gov · Full Wyoming rule →

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