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HRS §134-52

Switchblade knives: what is illegal and the penalties

This law makes it a crime to carry a hidden switchblade knife on you or in something you carry. Using one during another crime is a more serious crime. There is a defense if you are in your own home. It also defines what counts as a switchblade.

everyone

The statute, as written — Switchblade knives; prohibitions; penalty

(a) Whoever knowingly carries concealed on the person, or in a bag or other container carried by the person, any switchblade knife shall be guilty of a misdemeanor. (b) Whoever knowingly possesses or intentionally uses or threatens to use a switchblade knife while engaged in the commission of a separate felony or misdemeanor shall be guilty of a class C felony; provided that a person shall not be prosecuted under this subsection when the separate felony or misdemeanor is an offense otherwise defined by this chapter. (c) A conviction and sentence under subsection (b) shall be in addition to and not in lieu of any conviction and sentence for the separate felony or misdemeanor; provided that the sentence imposed under subsection (b) may run concurrently or consecutively with the sentence for the separate felony or misdemeanor. (d) It shall be a defense to a prosecution under subsection (a) that the person was lawfully present in the person's own home at the time of the offense. (e) For the purposes of this section, "switchblade knife" means any knife having a blade that opens automatically by: (1) Hand pressure applied to a button or other device in the handle of the knife; or (2) Operation of inertia, gravity, or both.
Read the official text at capitol.hawaii.gov ↗as published Jan 6, 2026our copy taken Aug 20, 2026

LawTrove is not legal advice. The summary above is a computer-generated restatement — the authoritative text is the official version linked above.