How to get MC number trucking and activate your trucking authority? At Texas Truck Permits, we are providing Truckers Bookkeeping Service, permitting, compliance and fuel tax reporting services at affordable rates. We, also known as trucking authority services, is required for trucking company owners that operate as for-hire motor carriers. You can allows your company according to the FMCSA’s regulations. If you don’t know how to get MC number, we recommend calling our coaches at 713-300-1111.