32-12A-22. License endorsements.The endorsements to a commercial driver license shall be as follows:(1)T --Double/triple trailers;(2)P --Passengers;(3)N --Tank vehicles;(4)H --Hazardous materials;(5)X --Combination tank vehicles and hazardous materials; and(6)S --School bus. Source: SL 1989, ch 267, §17; SDCL §32-12-97; SL 2001, ch 171, §§89, 115.
South Dakota Legal Code