The Heavy-Duty Inspection and Maintenance program will roll out a statewide network of roadside emission monitors to screen for high emitting trucks. The California Air Resources Board approved a ...
Federal prosecutors in Sacramento on Thursday unsealed an indictment charging 12 people from around the state with violating the Clean Air Act in what they portrayed as a long-running, sophisticated ...
The California Air Resources Board last week approved a “smog check” regulation for medium- and heavy-duty trucks and buses. The rule still has to be approved by California's Office of Administrative ...
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