At least one person (and preferably two or more) at the dealership must maintain hazmat training/certification. Refresher training for ground transport is required every three years per federal regulation. There are several companies that provide training/certification. Refer to Bulletin #99-00-89-019 for more information. https://gm-techlink.com/?p=11346
Sign up for our online HAZMAT training webinar to ensure compliance with the Federal Regulation.