Motor Vehicle Safety. OSHA. Traffic Safety. National Highway Transportation Safety Administration (NHTSA). Motor Vehicle Safety. National Institute of Occupational Safety and Health (NIOSH). Safety and Health and Return to Employment (SHARE) Initiative. US Department of Labor (DOL), Office of Worker's Compensation Programs (OWCP), Division of Federal Employees' Compensation (DFEC). U.S. Army Safety Center. US Department of the Army.