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The Federal Motor Carrier Safety Administration soon will introduce a program that will list certified medical examiners on a national registry and require all interstate commercial truck drivers to obtain their medical certification from an approved examiner.

Engineering standards group ASTM International published four new final standards for biodiesel on Oct. 13.

Trucks in Pennsylvania will be prohibited from idling their engines for more than five minutes in a 60-minute period under a newly enacted state law.

California environmental regulators said they are beginning to enforce the state’s five-minute idling limit for diesel-fueled commercial vehicles, including those with sleeper cabs.

An index of leading economic indicators improved in September, the New York-based Conference Board said Monday.

Vehicle parts manufacturer Eaton Corp. said Monday its third-quarter net earnings rose, but the company cut its full-year forecast due to economic conditions.

Forward Air Corp.’s third-quarter profit rose to $12.1 million, or 42 cents a share, from $10.8 million, or 36 cents, a year ago.

Refrigerated truckload carrier Marten Transport said late Monday its third-quarter net income rose to $6.1 million, or 28 cents a share, from $3.1 million, or 14 cents, a year ago.