- Departments
Driver Information Sites
- US Department of Transportation
- DOT Workplace Drug & Alcohol Testing Rules
- Secretary of State - Driver & Vehicle
- Michigan Commercial Driver License Manual (Requires Acrobat Reader)
- Questions and Answers regarding the CDL-S Endorsement (Requires Acrobat Reader)
- Procedures for Continued Certification of Insulin-Taking Diabetic School Bus Drivers (Requires Acrobat Reader)