This website has NOTĀ been created or endorsed by the State of South Dakota, the information below will be useful to many commercial truck owners but will not cover all of the situations encountered when registering as a motor carrier.
You will be registering your truck with the County and should contact them first below is a list of things you will probable have to do at all of the Counties List of Counties
1) INSURANCE: Your insurance agent will have to file Form E to get your truck registered.
2) HEAVY HIGHWAY VEHICLE USE TAX: If your vehicle's gross vehicle weight is over 55,000 lbs. you may be required to pay this tax. You will have to show a reciept that you paid this tax if you are registering your truck 60 days or more after you have bought your truck. Form 2290 For more information Form 2290 INSTRUCTIONS
3)DOT NUMBER If your vehicle is over 26,000 you will need a DOTĀ number. You can go to this website to get the number, it's FREE! .DOT NUMBER
4) APPLICATION for SOUTH DAKOTA CERTIFICATE OF TITLE. You will also need to fill out this application to get your truck registered.
5) ASSUMED NAME REGISTRATION. If the name on the account is going to be different than your legal name or you are registering as a corporation you will have to register that name with the SOUTH DAKOTA SECRETARY OF STATE
SOUTH DAKOTA CONTACT: motorv@state.sd.us
Motor Carrier Handbook This online handbook created by SDDOT goes into greater detail about what your requirements are.

