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American Trucking Associations said Tuesday it has filed a lawsuit asking a federal court to compel the U.S. Department of Transportation to issue a long-overdue hours-of-service supporting documents regulation.

Navistar Inc. said Tuesday it has acquired some assets from Holley Performance Products, including intellectual property rights for valve technology used on exhaust gas recirculation systems.

The Commodities Futures Trading Commission has issued a proposed rule that would limit the number of oil and gas futures contracts investors can hold.

In a legal maneuver designed to bolster its defense in a federal lawsuit filed by truck manufacturer Navistar Inc., the U.S. Environmental Protection Agency has revised its 2010 engine selective catalytic reduction guidance to remove a specific requirement limiting the hours and miles a truck can operate after its urea tank runs dry.

WASHINGTON — Anne Ferro, head of the Federal Motor Carrier Safety Administration, told Transport Topics the agency was committed to meeting its deadline to revise the driver hours-of-service rule.

WASHINGTON — Transportation Secretary Ray LaHood said last week he expected the Obama administration and Congress would agree on a surface transportation bill that could be finalized before the end of the year.

A new economist’s report challenges claims that trains are more fuel efficient than trucks and questions whether hauling more freight by rail actually improves air quality.

Most of the Class 8 trucks sold in the United States last year by Daimler Trucks North America and Navistar Inc. were — for the first time ever — assembled in Mexico, both companies have acknowledged.