A novel commercial driver electronic logging rule compliance and vehicle inspection voice assistant system provides time-shared commercial drivers and auto mechanics a novel platform to initiate, update, share, and authorize an ELD log and driver vehicle inspection report (DVIR) associated with a time-shared commercial vehicle. The ELD log and/or DVIR intelligently and automatically incorporates in-vehicle sensor data output values that are machine-interpreted by a vehicle OBD device, a vehicle electronic logging device (ELD), and a commercial fleet vehicle maintenance and ELD database management system. The commercial driver electronic logging rule compliance and vehicle inspection voice assistant system also operates and manages vehicle ELD rule compliance and inspection voice assistant applications that are executed by portable electronic devices utilized by time-shared commercial drivers and auto mechanics, wherein the vehicle ELD rule compliance and inspection voice assistant applications provide dynamic voice guidance to prevent regulatory violations and enable seamless regulatory compliance.