To amend title 10, United States Code, to extend eligibility to use the military health care system and commissary stores to an unremarried former spouse of a member of the uniformed services if the member performed at least 20 years of service which is creditable in determining the member's eligibility for retired pay and the former spouse was married to the member for a period of at least 17 years during those years of service.

Provides coverage under the Civilian Health and Medical Program of the Uniformed Services (CHAMPUS) for an unremarried former spouse of a member or former member of the armed forces who performed at least 20 years of retirement-creditable service and who was married to the former spouse for at least 17 years during the period of such creditable service. Provides eligibility for the use of commissary stores for such former spouses.