S.C. Code Regs. 103-111
S.C. Code Regs. 103-111. Class “B” Motor Carrier - Certificate
A Class B motor carrier is a common carrier by motor vehicle of passengers which does not propose to operate regularly upon a fixed schedule or route and which only desires to operate over a particular route or routes that are not already served by one or more Class A motor carriers. A Class B motor carrier must obtain a Certificate from the ORS after approval by the commission.