Rhode Island Code of Regulations
Title 815 - Division of Public Utilities and Carriers
Chapter 50 - Common Carriers
Subchapter 10 - Motor Carriers of Passengers
Part 2 - Rules Governing Transportation of Passengers via Taxicabs and Limited Public Motor Vehicles (815-RICR-50-10-2)
Section 815-RICR-50-10-2.4 - Rates and Charges

A. The Division shall determine common carrier rates and charges. A certificate holder must file all rate change requests with the Division. Only after Division approval thereon may actual rate changes go into effect.

B. Every cab shall display, on both sides of the cab, the rates and charges for transport services that have been approved by the Division. Said posting shall display the initial or "drop" charge, the charge for each succeeding increment of a mile, the waiting time per hour and three-mile rate. (See Appendix A "Marking Specifications for Cabs" § 2.16 of this Part)

C. Rates shall also be displayed on the cab's rate card, inside the vehicle.

D. Gasoline Price Emergency Surcharge: When authorized by the Administrator under R.I. Gen. Laws § 39-14-2.2(e), taxicab certificate holders may also impose a gasoline price emergency surcharge. In order to collect a surcharge when authorized, the certificate holder must first obtain from the Motor Carriers Section, and post within the vehicle, a placard indicating that the surcharge is authorized for that vehicle for the specified time period.