Ammunition and magazine laws in Maine

§1056. Possession of armor-piercing ammunition
1. A person is guilty of possession of armor-piercing ammunition if, without authority to do so, the person knowingly possesses armor-piercing ammunition other than as part of a bona fide collection.
2. As used in this chapter, "armor-piercing ammunition" means a projectile or projectile core that may be used in a handgun and that is constructed entirely, excluding the presence of traces of other substances, from one or a combination of tungsten alloys, steel, iron, brass, beryllium copper or depleted uranium, including but not limited to ammunition commonly known as KTW ammunition. "Armor-piercing ammunition" does not include shotgun shot required by federal or state environmental or game laws, rules or regulations for hunting purposes, a frangible projectile designed for target shooting or any projectile or projectile core found by the United States Secretary of the Treasury or the secretary's delegate, pursuant to 27 Code of Federal Regulations, Section 178.148 or Section 178.149, to be:
A. Primarily intended to be used for sporting purposes; or
B. Used for industrial purposes, including a charge used in an oil and gas well perforating device.
3. Possession of armor-piercing ammunition is a Class C crime.
4. This section does not apply to members of the United States Armed Forces, the United States Reserve Forces or the National Guard, or to law enforcement officers or agencies or forensic laboratories, in the course of duty or employment.

§554. Endangering the welfare of a child
1.
A person is guilty of endangering the welfare of a child if that person:
A.
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B. Knowingly sells, furnishes, gives away or offers to sell, furnish or give away to a child under 16 years of age any intoxicating liquor, tobacco product as defined in Title 22, section 1551, subsection 3 , air rifles, gunpowder, smokeless powder or ammunition for firearms. Violation of this paragraph is a Class D crime;

(x)(1) It shall be unlawful for a person to sell, deliver, or otherwise transfer to a person who the transferor knows or has reasonable cause to believe is a juvenile—
(A) a handgun; or
(B) ammunition that is suitable for use only in a handgun.
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(5) For purposes of this subsection, the term "juvenile" means a person who is less than 18 years of age.

Small Arms Ammunition: Ammunition is classified as a Division 1.1, 1.2, 1.3, or 1.4 explosive, depending on the degree of hazard. Ammunition that is regulated as a Class 1 explosive and designed to be fired from a pistol, revolver, rifle, or shotgun, as well as associated primers and blank cartridges (including those designed for tools) and propellant powder for use in any firearm, is prohibited from mailing.
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Shotgun Hulls, Empty Casings, Nonmetallic Shotgun Hulls, or Casings Without Primers: These articles are not classified as explosives or hazardous materials under 49 CFR and, therefore, are mailable, subject to the applicable mailing rules (refer to 224).