TADRA, the Teenage & Adult Driver Responsibility Act, is a graduate driver’s license program for young drivers ages 15 to 18. Three-Step Process in TADRA Step 1: Instructional Permit (Class CP License) Step 2: Intermediate License (Class D License) Step 3: Full License ( Class C) Learn More About the Graduated Driver’s License Program Visit The Georgia Department of Driver Services to view more Frequently Asked Questions.