R.I. Gen. Laws § 9-1-14.2

Notwithstanding any provision of law to the contrary, an action to recover damages for personal injury caused by contact with or exposure to phenoxy herbicides while serving as a member of the armed forces of the United States in Indo-China from January 1, 1962, through March 29, 1973, may be commenced within three (3) years from the date of the discovery of the injury, or within three (3) years from the date when through the exercise of reasonable diligence the cause of the injury should have been discovered, whichever is later.