NHTSA personnel and contractors use PII about individual car buyers / lessees and
sole proprietor salvage auctions and disposal facilities to: (1) determine if individual transactions satisfy CARS program requirements; (2) send information about eligible transactions to a DOT financial management system to process vouchers and cause dealers to be paid by DOT / NHTSA for eligible transactions; (3) compare dealer - entered information in the CARS Database System to purchaser and transactional information already within the system to ensure compliance with program requirements and for audit purposes; (4) confirm proper disposal of trade - in vehicles; and (5)
prevent, identify, and investigate program violations and fraud.