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10 U.S. Code § 311 - Militia: composition and classes

 

(a) The militia of the United States consists of all able-bodied males at least 17 years of age and, except as provided in section 313 of title 32, under 45 years of age who are, or who have made a declaration of intention to become, citizens of the United States and of female citizens of the United States who are members of the National Guard.

 

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(B)The classes of the militia are—

 

<div>(1) the organized militia, which consists of the National Guard and the Naval Militia; and
 
(2) the unorganized militia, which consists of the members of the militia who are not members of the National Guard or the Naval Militia.
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