California Vehicle Code
§ 27153.5
VEH § 27153.5Div. 12 · Ch. 5 · Art. 2
Statute text
View on leginfo.ca.gov(a)No motor vehicle first sold or registered as a new motor vehicle on or after January 1, 1971, shall discharge into the atmosphere at elevation of less than 4,000 feet any air contaminant for a period of more than 10 seconds which is:
(1)As dark or darker in shade as that designated as No. 1 on the Ringelmann Chart, as published by the United States Bureau of Mines, or
(2)Of such opacity as to obscure an observer’s view to a degree equal to or greater than does smoke described in paragraph (1) of this subdivision.
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Legislative history
Amended by Stats. 1973, Ch. 216.