R.I. Gen. Laws § 4-4-13
The inspectors of the state department of environmental management and the department of agriculture of the United States, in cooperation with the state department of environmental management, or with any agent of the state, has the right of inspection, quarantine, and condemnation of animals affected with any contagious, infectious, or communicable disease, or suspected to be affected, or that have been exposed to any contagious, infectious, or communicable disease, and for these purposes are authorized and empowered to enter upon any grounds or premises. The director of agriculture or inspectors of the United States department of agriculture, in cooperation with the state department of environmental management, or with any agent of the state department of environmental management have the power to call on deputy sheriffs, constables, and peace officers to assist them in the discharge of their duties in carrying out the provisions of the act of congress approved May 29, 1884, 21 U.S.C. § 113 et seq., establishing the bureau of animal industry, or the provisions of the department of environmental management, and it is made the duty of deputy sheriffs, constables, and peace officers to assist those inspectors or agents when requested, and those inspectors or agents have the same power and protection as peace officers while engaged in the discharge of their duties.
R.I. Gen. Laws § 4-4-13