Are there any quality standards the DEF must meet?CCJ Staff (CCJ)Aug 12, 2014Updated Aug 28, 2014 Yes, DEF needs to meet the ISO 22241 quality standard.Related StoriesHomeGet Your Free Truck History ReportHomeTRO Pro Desert specsHomeHow does Ford power compare?HomeGMC Releases Revised 2015 1/2-ton Tow RatingsTop StoriesBusinessTexas Supreme Court overturns nuclear verdict against WernerThe state's highest court said the "sole substantial factor" that led to a fatal 2014 crash was not the fault of Werner nor its driver, but that of the pickup truck driver who lost control, crossed a median and struck the Werner truck.Trucks'Brand new' Anthem reintroduced as Mack's regional haul truckBusinessFedEx founder Fred Smith passes awayRegulationsGallon-based user fee provides sustainable infrastructure fundingAlternative powerCalifornia doubles down on emissions regulations, starts work on next generation rulesGet all the info on the top 250 trucking companies in AmericaView, sort and download the trucking industry’s most comprehensive ranking of for-hire carriers in North America, based on a blend of metrics including fleet size, annual revenue and number of drivers.White PapersIn House or Outsourced MaintenanceThe decision between bringing fleet maintenance in-house versus outsourcing is a pivotal one that could significantly affect your operations.
