R.I. Gen. Laws § 5-20-25.2

(a) For licensing purposes, decisions by an apprenticeship sponsor to grant credit for prior learning or experience pursuant § 28-45-9(2)(xii) or § 28-45-9.2 shall also require the written approval of the state board of plumbing examiners of the Rhode Island department of labor and training. Apprentices may receive credit for one hundred forty-four (144) hours of classroom training gained in a career and technical education program authorized by the board of education, or a maximum of two hundred eighty-eight (288) hours of classroom training gained over two (2) academic years (one hundred forty-four (144) hours per academic year), upon the successful completion of a course of study in a fully accredited trade school that has been approved by the Rhode Island office of postsecondary commissioner and by the Rhode Island department of labor and training apprenticeship council.

(b) For licensing purposes, on-the-job learning hours required as part of a registered apprenticeship program by license type are as follows:

(1) At minimum, a plumbing apprenticeship program shall include eight thousand (8,000) hours of on-the-job learning, or an associate degree in plumbing and four thousand (4,000) hours of on-the-job learning.

(2) At minimum, an irrigator apprenticeship program shall include two thousand (2,000) hours of on-the-job learning.

(3) At minimum, a water filtration/treatment system apprenticeship program shall include two thousand (2,000) hours of on-the-job learning.

(4) All registered apprenticeship programs shall include one hundred forty-four (144) hours of related instruction, including, but not limited to, classroom training, provided concurrently with each two thousand (2,000) hours period of on-the-job learning.