R.I. Gen. Laws § 39-11-13: Certification of established common carriers.

Any common carrier in operation on or before April 23, 1944, shall be entitled to a certificate of convenience and necessity as a matter of right, and without proof of public convenience and necessity, authorizing it to continue operations over the route or routes and between the points it had been serving in intrastate commerce on or prior to April 23, 1944.