R.I. Gen. Laws § 7-16-3.1: Professional services.

A limited liability company may render professional services, as defined in § 7-5.1-2, as and to the extent permitted under law or rules and regulations of the applicable regulatory agency or agencies, as defined in § 7-5.1-2. Each regulatory agency as so defined is authorized to adopt, subject to applicable law, rules and regulations regarding a domestic and foreign limited liability company rendering professional services. The rules and regulations shall not be inconsistent with law or rules or regulations regarding the rendering of professional services through a professional corporation.