CARB previews ‘smog check’ for heavy-duty trucks; phase-in begins 1 Jan
Green Car Congress
AUGUST 30, 2022
The California Air Resources Board (CARB) recently previewed the Heavy-Duty Inspection and Maintenance Program (HD I/M), which is due to begin phasing in on 1 Jan 2023 ( earlier post ), at an enforcement truck event held at the Port of Los Angeles. These estimated benefits are 18 times the estimated cost of the program at $4 billion.
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