Any nonresident who is an active, full-time member of the armed forces, as defined in § 27-103, may purchase any license issuable under the provisions of this chapter to residents of this state on payment of the same fee as is charged such residents. Such license shall be in effect until December thirty-first of the year in which it is issued. When using such license such person shall carry credentials indicating active, full-time membership in said armed forces, unless he has been discharged or separated from such service prior to the expiration date of such license.