R.I. Gen. Laws § 30-5-3: Failure to answer call to duty.

Every member of the unorganized militia called out, or who volunteers or is drafted under the provisions of chapters 1 — 14 of this title, who, after being duly notified in accordance with the provisions hereof, does not appear at the time and place designated by his or her commanding officer, the mayor, or president of the town council, or who does not produce, from a physician in good standing, a sworn certificate of physical disability so to appear, shall be guilty of a misdemeanor.