R.I. Gen. Laws § 11-55-2: Paramilitary training prohibited.

(a) Any person who teaches or demonstrates to any other person the use, application, or making of any firearm, explosive or incendiary device, or technique capable of causing injury or death to persons, knowing or having reason to know or intending that it will be unlawfully employed for use in, or in furtherance of, a civil disorder; or any person who assembles with one or more persons for the purpose of training with, practicing with, or being instructed in the use of any firearm, explosive, or incendiary device, or technique capable of causing injury or death to persons, intending to employ it unlawfully for use in, or in furtherance of, a civil disorder shall be guilty of a felony.

(b) Nothing contained in this section shall make unlawful any act of any law enforcement officer which is performed in the lawful performance of his or her official duties.