The director of the department of environmental management is authorized to make rules and regulations governing the practice of arborists and shall demand any person, firm, or corporation desiring to engage in the art or trade of treating and caring for trees as defined in § 2-19-1, that he, she, or it pass an examination to show his, her, or its ability or capability to practice the art or trade of arborist. The director is further authorized to make rules and regulations to carry out the provisions of this chapter, including rules and regulations governing mulching operations and arboriculture operations as those terms are defined in § 2-19-4.1.
R.I. Gen. Laws § 2-19-3