Examples include, but are not limited to, the removal of the catalytic converter or light for the Malfunction Indicator Lamp (MIL), bypassing the Exhaust Gas Recirculation (EGR) valve, Air Injection, or Diesel Exhaust Fluid (DEF) systems, etc. Tampering also includes the installation of software, firmware, or other electric or mechanical devices that bypass, defeat, or otherwise render the vehicle's emissions control systems inoperative, including the use of simulators.
250 R.I. Code R. 250-RICR-120-05-37.5
Amended effective7/18/2019
Amended effective 12/21/2023
Amended effective 6/14/2024