39-17-1351. Handgun carry permits. n) (1) Except as provided in subdivision (n)(2), a permit issued pursuant to this section shall be good for four years and shall entitle the permit holder to carry any handgun or handguns that the permit holder legally owns or possesses. The permit holder shall have the permit in the holder's immediate possession at all times when carrying a handgun and shall display the permit on demand of a law enforcement officer. (2) A Tennessee permit issued pursuant to this section to a person who is in or who enters into the United States armed forces shall continue in effect for so long as the person's service continues and the person is stationed outside this state, notwithstanding the fact that the person may be temporarily in this state on furlough, leave, or delay en route, and for a period not to exceed sixty (60) days following the date on which the person is honorably discharged or separated from service or returns to this state on reassignment to a duty station in this state, unless the permit is sooner suspended, cancelled or revoked for cause as provided by law. The permit is valid only when in the immediate possession of the permit holder and the permit holder has in the holder's immediate possession the holder's discharge or separation papers, if the permit holder has been discharged or separated from the service.