# Criminal Law (GCR)

## Title 4. Weapon Crimes

### Subtitle 3. Assault Weapons and Detachable Magazines

#### Section 4-305.1

(a) Except as provided in subsection (b) of this section, a person may not:

  (1) transport a rapid fire activator into the State; or

  (2) manufacture, possess, sell, offer to sell, transfer, purchase, or receive a rapid fire activator.

(b) This section does not apply to the possession of a rapid fire activator by a person who:

  (1) possessed the rapid fire activator before October 1, 2018;

  (2) applied to the federal Bureau of Alcohol, Tobacco, Firearms and Explosives before October 1, 2018, for authorization to possess a rapid fire activator;

  (3) received authorization to possess a rapid fire activator from the federal Bureau of Alcohol, Tobacco, Firearms and Explosives before October 1, 2019; and

  (4) is in compliance with all federal requirements for possession of a rapid fire activator.

(c) Nothing in this section is intended to prohibit the otherwise lawful possession of a part or combination of parts by:

  (1) a police officer or other person employed by a law enforcement agency under circumstances in which the officer or other person possesses the part or parts in accordance with authorization given by the law enforcement agency; or

  (2) a person who has registered a machine gun with the Secretary of State Police under Sec. 4-403 of this title if the part or parts are possessed for use in only, and necessary for the proper function of, a machine gun that is currently registered by the person under Sec. 4-403 of this title.

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Md. Code Ann., Crim. Law (as displayed at mgaleg.maryland.gov, October 16, 2026)