U.S.A. DRIVER LICENSE

According to the official US government website, International Driving Permits in the United States can be obtained only by the residents. Therefore, if you have a tourist visa, your valid national driver’s license and the permit, you can drive in the United States without any limitations, except for duration time

Driving Age by State

State Learner’s Permit Restricted License
South Carolina 15 15, 6 mos.
South Dakota 14 14, 6 mos.
Tennessee 15 16
Texas 15 16

Vehicles are categorized by class: Class A: a combination of 2 or more vehicles, including a trailer(s) in excess of 10,000 lbs articulated buses with a Gross Vehicle Weight Rating (GVWR) exceeding 26,000 lbs and all vehicles authorized to be driven under Class B and C, or with a regular driver’s license, Class D