| License | Education | Minimum Work Experience | Approved Training |
|---|---|---|---|
| Class 1 | None | None | None |
| Class 2 | Less than High School Diploma or GED |
3 years | Basic Course |
| Class 2 | High School Diploma or GED | 2 years | Basic Course |
| Class 2 | 1 year College | 1 year | Basic Course |
| Class 3 | High School Diploma or GED | 3 years | Basic and Advanced Courses |
| Class 3 | 2 years College | 2 years | Basic and Advanced Courses |
| Class 3 | College Degree | 1 year | Basic and Advanced Courses |