Under 32 USC § 109(e), "A person may not become a member of a defense force ... if he is a member of a reserve component of the armed forces."
また、合衆国法典第32編第109条(e)では、「連邦軍予備役の一員たる者は、防衛軍の隊員となれない」（A person may not become a member of a defense force ... if he is a member of a reserve component of the armed forces.）とされている。