R.I. Gen. Laws § 23-20.12-4
The director shall develop a program for food-service establishments to be designated as "Food Allergy Friendly" and shall maintain a listing of food-service establishments receiving such designation on the department of health's website. Participation in the program shall be voluntary and the director shall, in consultation with the Rhode Island hospitality association and the food allergy and anaphylaxis-network, issue guidelines and requirements for food-service establishments to receive such designation, provided that such requirements shall include, but not be limited to, maintaining on the premises, and making available to the public, a master list of all the ingredients used in the preparation of each food item available for consumption.
R.I. Gen. Laws § 23-20.12-4