2018-10-03 NATMI – Certified Driver Trainer (CDT) NATMI – Certified Driver Trainer (CDT) October 3, 2018 @ 8:00 am - October 4, 2018 @ 5:00 pm NATMI – Certified Driver Trainer (CDT) This Train-the-Trainer course is for professionals responsible for the development and implementation of Professional Driver Training Programs.