LACK OF VERIFIED CONTROLS, FUNDING KEY CONCERNS IN ARB OFF-ROAD RULE

Industry representatives say a total lack of verified particulate matter (PM)-control technology for heavy-duty diesel engines used in construction and other industries is a chief concern in air board staff's development of a first-time regulation to crack down on such equipment. Incentive funding, compliance schedules, costs and credit for existing cleaner fleets and early compliance options are other issues being aired by several major industries. Dubbed the "Diesel Off-road Equipment Measure," Air Resources Board staff is in the beginning stages...