Click on the following link to view RISBC-5 Rhode Island Electrical Code Title 5 as shown below: https://rules.sos.ri.gov/regulations/part/510-00-00-5

5.3.1 ARTICLE 90

90.4 Delete 90.4 and substitute the following:

90.4 Enforcement. This Code is intended to be suitable for mandatory application by governmental bodies that exercise legal jurisdiction over electrical installations and for use by insurance inspectors. The Committee shall have the responsibility for deciding upon the approval of New Materials and Methods of Construction in accordance with Part 12 of this Subchapter. The Commissioner shall have the responsibility to issue official interpretations in accordance with Part 10 of this Subchapter. The authority having jurisdiction will have the responsibility for granting special permission contemplated in a number of the rules.

The authority having jurisdiction may waive specific requirements in this Code or permit alternate methods where it is assured that equivalent objectives can be achieved by establishing and maintaining effective safety.

This Code may require new products, constructions, or materials that may not yet be available at the time the Code is adopted. In such event, the authority having jurisdiction may permit the use of the products, constructions, or materials that comply with the most recent previous edition of this Code adopted by the jurisdiction.