R.I. Gen. Laws § 30-18-2
Any person who has served in the military, naval, or air service of the United States in the Spanish-American war, the insurrection in the Philippines, the China relief expedition, World War I, World War II, or any subsequent war in which the United States may be engaged, who has once filed evidence in a state, city, or town administrative office in this state that he or she has been honorably discharged from service or had the characterization of his or her discharge changed under the provisions of § 30-18-3, either in accordance with the requirements of § 44-3-4, or in accordance with the requirements of any other general or public law of this state, shall not be again required to show his or her discharge paper in making an application for tax exemption, licensing, examination, registration, aid, or relief, or in any other pertinent relationship in connection with any general or public law of this state, where evidence of honorable discharge from military, naval, or air service is required to be filed, but may refer any inquirer for verification of discharge and former filing of evidence to the office of veterans services, or other office or official where or with whom the discharge has been once recorded, which evidence shall stand so long as his or her legal residence remains in Rhode Island.
R.I. Gen. Laws § 30-18-2