How often will insurance companies get an error file? Only as a result of the monthly transmittal if an error was detected. December 14, 2016 22:22 Related articles Tennessee will email a website to pick up the error files. Will this always be the same location? What is the format of the error file? Will the error file be policy-specific or will it be by VIN? Does Tennessee require vehicles with commercial coverage to be reported? How would the Department of Revenue handle a situation like when an insurance company sending a full book of business (FBOB) with a VIN that doesn't show up in Tennessee registrations (a miskeyed number)?