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Firearm and parts laws in Hawaii

We list 4 Hawaii rules on firearms, frames, parts kits, triggers and suppressor parts; 3 are bans.

Check a specific item for Hawaii

Hawaii

BannedDon't sell or ship unserialized frames/receivers or gun build kits to Hawaii; buying them to assemble a gun is a felony and ghost guns are banned.
HRS 134-10.2 · draft
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(a) A person who is not licensed to manufacture a firearm under section 134-31, or who is not a dealer licensed by the United States Department of Justice, shall not, for the purpose of assembling a firearm, possess, purchase, produce with a three-dimensional printer, or otherwise obtain separately, or as part of a kit: (1) A firearm receiver that is not imprinted with a serial number registered with a federally licensed manufacturer; (2) A firearm receiver that has not been provided a serial number that may be registered in accordance with section 134-3(c); or (3) Any combination of parts from which a firearm having no serial number may be readily assembled; provided that the parts do not have the capacity to function as a firearm unless assembled.
BannedDon't sell or ship suppressors or suppressor parts to Hawaii.
Exact text
(a) The manufacture, possession, sale, barter, trade, gift, transfer, or acquisition of any of the following shall be prohibited: assault pistols, except as provided by section 134-4(e); automatic firearms; rifles with barrel lengths less than sixteen inches; ghost guns; shotguns with barrel lengths less than eighteen inches; cannons; mufflers, silencers, or devices for deadening or muffling the sound of discharged firearms
BannedDon't sell or ship bump stocks, binary (pull-and-release) triggers, trigger cranks or similar devices (likely incl. forced-reset triggers) to Hawaii.
HRS 134-8.5 · draft
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(a) Any person in this State who manufactures or causes to be manufactured, imports into the State, keeps for sale, or offers or exposes for sale, or who gives, lends, or possesses any bump fire stock, multiburst trigger activator, or trigger crank shall be guilty of a class C felony.
"Multiburst trigger activator" means: (1) A device that simulates automatic gunfire by allowing standard function of a semiautomatic firearm with a static positioned trigger finger or a device that fires multiple shots with the pull and release of the trigger; or (2) A manual or power-driven trigger activating device constructed and designed so that when attached to a semiautomatic firearm it simulates automatic gunfire.
21+Hawaii buyers need a county permit to acquire, issued only to people 21+; every firearm must go through that process.
Exact text
(d) The chief of police of the respective counties shall issue permits to acquire firearms to: (1) Citizens, nationals, or lawful permanent residents of the United States of the age of twenty-one years or more

Federal

Applies nationwide.

Permit neededNever ship a gun, or a serialized frame or receiver, directly to a consumer; it can go only to a licensed firearms dealer (FFL) who does the background check and hands it over.
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(2) for any importer, manufacturer, dealer, or collector licensed under the provisions of this chapter to ship or transport in interstate or foreign commerce any firearm to any person other than a licensed importer, licensed manufacturer, licensed dealer, or licensed collector, except that-
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(3) for any person, other than a licensed importer, licensed manufacturer, licensed dealer, or licensed collector to transport into or receive in the State where he resides (or if the person is a corporation or other business entity, the State where it maintains a place of business) any firearm purchased or otherwise obtained by such person outside that State, except that this paragraph
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(5) for any person (other than a licensed importer, licensed manufacturer, licensed dealer, or licensed collector) to transfer, sell, trade, give, transport, or deliver any firearm to any person (other than a licensed importer, licensed manufacturer, licensed dealer, or licensed collector) who the transferor knows or has reasonable cause to believe does not reside in (or if the person is a corporation or other business entity, does not maintain a place of business in) the State in which
21+Licensed sellers may not sell handguns, or frames/receivers and kits that are 'firearms' other than rifles or shotguns, to anyone under 21 (rifles and shotguns: 18+).
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(b) It shall be unlawful for any licensed importer, licensed manufacturer, licensed dealer, or licensed collector to sell or deliver- (1) any firearm or ammunition to any individual who the licensee knows or has reasonable cause to believe is less than eighteen years of age, and, if the firearm, or ammunition is other than a shotgun or rifle, or ammunition for a shotgun or rifle, to any individual who the licensee knows or has reasonable cause to believe is less than twenty-one years of age;
(2) any firearm to any person in any State where the purchase or possession by such person of such firearm would be in violation of any State law or any published ordinance applicable at the place of sale, delivery or other disposition
Permit neededTreat a gun build kit that can readily be finished into a working gun (including 'buy build shoot' kits with a frame/receiver blank) as a firearm: serialize it and ship only to an FFL.
Exact text
Firearm. Any weapon, including a starter gun, which will or is designed to or may readily be converted to expel a projectile by the action of an explosive; the frame or receiver of any such weapon; any firearm muffler or firearm silencer; or any destructive device; but the term shall not include an antique firearm.
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The term shall include a weapon parts kit that is designed to or may readily be completed, assembled, restored, or otherwise converted to expel a projectile by the action of an explosive.
Permit neededTreat an unfinished ('80%') frame or receiver that can readily be completed as a firearm: it needs a serial number and may ship only to an FFL, not to a consumer. Selling it together with a jig or template makes it a frame/receiver outright.
27 CFR 478.12(c) · effective Aug 24, 2022 · draft
Exact text
( c ) Partially complete, disassembled, or nonfunctional frame or receiver. The terms "frame" and "receiver" shall include a partially complete, disassembled, or nonfunctional frame or receiver, including a frame or receiver parts kit, that is designed to or may readily be completed, assembled, restored, or otherwise converted to function as a frame or receiver
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The terms shall not include a forging, casting, printing, extrusion, unmachined body, or similar article that has not yet reached a stage of manufacture where it is clearly identifiable as an unfinished component part of a weapon ( e.g., unformed block of metal, liquid polymer, or other raw material). When issuing a classification, the Director may consider any associated templates, jigs, molds, equipment, tools, instructions, guides, or marketing materials that are sold, distributed, or possessed with the item or kit
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Example 1 to paragraph (c)-Frame or receiver: A frame or receiver parts kit containing a partially complete or disassembled billet or blank of a frame or receiver that is sold, distributed, or possessed with a compatible jig or template is a frame or receiver, as a person with online instructions and common hand tools may readily complete or assemble the frame or receiver parts to function as a frame or receiver.
Permit neededDon't sell or ship a suppressor or any suppressor-only part (tubes, baffles, wipes, kits) to a consumer; it is an NFA firearm that moves only through licensed/SOT dealers with an ATF-approved, registered transfer.
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(25) The terms "firearm silencer" and "firearm muffler" mean any device for silencing, muffling, or diminishing the report of a portable firearm, including any combination of parts, designed or redesigned, and intended for use in assembling or fabricating a firearm silencer or firearm muffler, and any part intended only for use in such assembly or fabrication.
BannedNever sell or ship auto sears, lightning links, 'Glock switches' or other parts that convert a gun to fully automatic; they are machineguns under federal law and cannot be sold to civilians.
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(b) Machinegun The term "machinegun" means any weapon which shoots, is designed to shoot, or can be readily restored to shoot, automatically more than one shot, without manual reloading, by a single function of the trigger. The term shall also include the frame or receiver of any such weapon, any part designed and intended solely and exclusively, or combination of parts designed and intended, for use in converting a weapon into a machinegun, and any combination of parts from which a machinegun can be assembled if such parts are in the possession or under the control of a person.
BannedDon't mail a handgun or handgun frame/receiver through USPS; only licensed dealers/manufacturers may mail handguns, to other licensees, with PS Form 1508.
Exact text
432.2 Handguns Handguns, and other firearms capable of being concealed on the person, are nonmailable unless mailed between the parties listed in 432 , after the filing of an affidavit or statement described in 432.22 or 432.24 , and are subject to the following:
Handgun Parts: Parts of handguns are mailable, except for handgun frames, receivers, or components regulated under 18 U.S.C. Chapter 44.
Licensed manufacturers, importers, and dealers of firearms. Signed statement on PS Form 1508, Statement by Shipper of Firearms. The mailer must be a licensed manufacturer, importer, or dealer mailing to another licensed manufacturer, importer, or firearms dealer.
BannedFedEx will not carry firearms unless the shipper is an FFL with an approved FedEx Firearms Shipping Compliance Agreement.
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The FedEx Service Guide prohibits firearm shipments. However, customers holding a Federal Firearms License (FFL) may work with their FedEx account executive to obtain approval to ship firearms with FedEx. This will require customers holding an FFL to execute a FedEx Firearms Shipping Compliance Agreement.
Shippers that do not hold an FFL are not eligible to obtain approval and are prohibited from shipping firearms with FedEx.