Vehicle Code § 27204
ARTICLE 2.5. Noise Limits
For the purposes of Section 27200, the following noise limits shall apply to any motor vehicle within the specified manufacturer’s gross vehicle weight rating and date of manufacture:
GVWR—Pounds | Date of | Noise |
Over 6,000 | after 1967 and before 1973 | 88 |
Over 6,000 | after 1972 and before 1975 | 86 |
Over 6,000 | after 1974 and before 1978 | 83 |
Over 8,500 | after 1977 and before 1982 | 83 |
Over 6,000 but not | after 1977 | 80 |
Over 8,500 but not | after 1981 | 80 |
Over 10,000 | after 1981 and before 1988 | 83 |
Over 10,000 | after 1987 | 80 |