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Legal sources

Legal sources of firearms law in the United States

The statutes and regulations on which Waffenschrank bases its information about the United States — each provision with its official address, the version we read and the date it was checked.

  • Updated
  • Law as of
  • 6 min read
  • 83 sources

This overview in the app

In short

Waffenschrank bases what the app and the website say about this country on these 83 provisions from 19 legal instruments. Each one is listed here with the address of its official text, the version we read and the date it was last checked.

This is the app’s register of provisions for this country as it currently stands. It is not a complete collection of the country’s firearms law; it contains the provisions on which a deadline, a storage rule, a classification or a note in Waffenschrank is based. What they mean in practice is set out in the country profile; how and how often we read them is explained in How we check.

The provisions in the register #

Provisions in the register (United States)
ProvisionVersion readLast checked
Cal. Code Regs. tit. 11, § 4100 — Gun safe standards27 December 2011
Read from a reproduction: law.cornell.edu (Legal Information Institute)
Cal. Penal Code § 16610 — "Gun safe"–
Read from a reproduction: california.public.law
Cal. Penal Code § 16740 — "Large-capacity magazine"–
Cal. Penal Code § 23650 — Gun safe standards–
Read from a reproduction: california.public.law
Cal. Penal Code § 25100 — Criminal storage of firearm–
Cal. Penal Code § 25105 — Exceptions to § 25100–
Cal. Penal Code § 25140 — Handgun in an unattended vehicle–
Read from a reproduction: california.public.law
Cal. Penal Code § 25145 — Secure storage in a residence1 January 2026
Read from a reproduction: california.public.law
Cal. Penal Code § 26815 — Delivery: waiting period–
Cal. Penal Code § 27510 — Transfer to persons under 21–
Cal. Penal Code § 30515 — "Assault weapon" (features)–
Cal. Penal Code § 30900 — Assault weapon registration–
Cal. Penal Code § 32310 — Large-capacity magazines–
22 CFR § 121.1 — The United States Munitions List21 October 2026
27 CFR § 478.11 — Meaning of terms6 May 2026
27 CFR § 478.28 — Transportation of destructive devices and certain firearms22 July 2016
27 CFR § 478.30 — Out-of-State disposition of firearms by nonlicensees22 July 2016
27 CFR § 478.39a — Reporting theft or loss of firearms22 July 2016
27 CFR § 478.41 — General22 July 2016
27 CFR § 478.42 — License fees22 July 2016
27 CFR § 478.47 — Issuance of license24 August 2022
27 CFR § 478.121 — General8 April 2019
27 CFR § 478.125 — Record of receipt and disposition24 August 2022
27 CFR § 478.127 — Discontinuance of business8 April 2019
27 CFR § 478.129 — Record retention24 August 2022
27 CFR § 479.62 — Applying to make10 June 2026
27 CFR § 479.84 — Applying to transfer10 June 2026
27 CFR § 479.90a — Estates22 July 2016
27 CFR § 479.101 — Registration of firearms22 July 2016
27 CFR § 479.102 — Identification of firearms24 August 2022
27 CFR § 479.141 — Stolen or lost firearms22 July 2016
49 CFR § 173.301 — General requirements for shipment of compressed gases and other hazardous materials in cylinders, UN pressure receptacles, and spherical pressure vessels3 April 2024
49 CFR § 180.209 — Requirements for requalification of specification cylinders3 September 2026
C.R.S. § 18-12-112.5 — Firearms dealers: minimum age–
Read from a reproduction: codes.findlaw.com
C.R.S. § 18-12-114 — Unlawful storage of a firearm–
Read from a reproduction: colorado.public.law
C.R.S. § 18-12-115 — Waiting period–
Read from a reproduction: codes.findlaw.com
C.R.S. § 18-12-116 — Specified semiautomatic firearms10 April 2025
C.R.S. § 18-12-301 — Definitions (large-capacity magazine)–
Read from a reproduction: codes.findlaw.com
C.R.S. § 18-12-302 — Large-capacity magazines prohibited10 April 2025
Read from a reproduction: codes.findlaw.com
Conn. Gen. Stat. § 29-34 — Sale or transfer of pistol or revolver to person under twenty-one prohibited–
Conn. Gen. Stat. § 29-37a — Sale, delivery or transfer of long guns1 January 2026
Conn. Gen. Stat. § 29-37i — Storage of firearms–
Conn. Gen. Stat. § 29-38g — Storing or keeping pistol or revolver in unattended motor vehicle–
Conn. Gen. Stat. § 53-202g — Report of loss or theft of assault weapon or other firearm–
Conn. Gen. Stat. § 53-202w — Large capacity magazines–
Conn. Gen. Stat. § 53-202x — Declaration of possession–
Haw. Rev. Stat. § 134-10.5 — Secure storage of firearms–
Read in excerpts only: data.capitol.hawaii.gov (SLH 2025, Act 22)
720 ILCS 5/24-1.10 — Large capacity ammunition feeding devices–
Read from a reproduction: codes.findlaw.com
720 ILCS 5/24-9 — Firearms; Child Protection–
Read from a reproduction: codes.findlaw.com
Mass. Gen. Laws ch. 140, § 131L — Storage of firearms–
Read in excerpts only: mass.gov (Trial Court Law Libraries)
Md. Code, Crim. Law § 4-104 — Access to firearms by minors–
Md. Code, Crim. Law § 4-305 — Detachable magazines–
Md. Code, Pub. Safety § 5-123 — Regulated firearms: waiting period and notification–
Md. Code, Pub. Safety § 5-134 — Restrictions on sale, rental, or transfer–
Md. Code, Pub. Safety § 5-146 — Lost or stolen regulated firearms–
N.J.S.A. 2C:39-1 — Definitions–
Read from a reproduction: codes.findlaw.com
N.J.S.A. 2C:39-3 — Prohibited weapons and devices–
Read from a reproduction: codes.findlaw.com
N.J.S.A. 2C:39-20 — Registration of certain firearms–
Read from a reproduction: codes.findlaw.com
N.J.S.A. 2C:58-15 — Minor's access to loaded firearm–
Read from a reproduction: codes.findlaw.com
N.Y. Penal Law § 265.00 — Definitions28 August 2026
N.Y. Penal Law § 265.02 — Criminal possession, third degree8 July 2022
N.Y. Penal Law § 265.45 — Safe storage12 May 2023
N.Y. Penal Law § 400.00 — Licenses to carry, possess, repair and dispose of firearms11 July 2025
15 U.S.C. § 5001 — Penalties for entering into commerce of imitation firearms6 January 2025
16 U.S.C. § 718a — Prohibition on taking6 January 2025
18 U.S.C. § 921 — Definitions6 January 2025
18 U.S.C. § 922 — Unlawful acts6 January 2025
18 U.S.C. § 923 — Licensing6 January 2025
18 U.S.C. § 926 — Rules and regulations6 January 2025
26 U.S.C. § 5811 — Transfer tax4 July 2025
26 U.S.C. § 5812 — Transfers6 January 2025
26 U.S.C. § 5821 — Making tax4 July 2025
26 U.S.C. § 5841 — Registration of firearms6 January 2025
26 U.S.C. § 5845 — Definitions6 January 2025
26 U.S.C. § 5861 — Prohibited acts6 January 2025
26 U.S.C. § 5871 — Penalties6 January 2025
RCW 9.41.010 — Definitions–
RCW 9.41.092 — Licensed dealer deliveries - Background checks–
RCW 9.41.240 — Possession of pistol or semiautomatic assault rifle by person from eighteen to twenty-one–
RCW 9.41.360 — Unsafe storage of a firearm–
RCW 9.41.368 — Firearm security and storage - Loss or theft - Owner or other person–
RCW 9.41.370 — Large capacity magazines - Exceptions - Penalty–
RCW 9.41.390 — Assault weapons - Manufacturing, importing, distributing, selling prohibited - Exceptions - Penalty–

Status and sources

Law as of

Oldest check date, in our register of legal provisions, among the provisions cited here.
Page updated

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