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? How does the Electronic Insurance Verification System work? 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)? The user guide mentions the need for periodic pinging. How often will the Department of Revenue ping our servers? Are the insurance companies required to use web services?