540 CMR 3.00 is adopted by the Registrar of Motor Vehicles in accordance with M.G.L. c. 90, §§ 7T and 7U and establishes sound level limits, test procedures and instrumentation to be utilized in measuring and testing of motorcycle noise emissions levels for motorcycles in use within the Commonwealth. The test procedures shall be used by:

1. (a) law enforcement personnel, who are authorized by M.G.L. c. 90 to determine whether a motorcycle is in violation of M.G.L. c. 90, § 16 or § 7U; or
2. (b) any personnel authorized by the Registrar to conduct re-inspections at an approved referee inspection station challenge facility.