The Department of Revenue is asking for a full book of business (FBOB), not for additions and deletions? Yes, that is correct. December 14, 2016 22:28 Related articles Can Tennessee provide the directory structure so that the insurance companies can start scripting? Are insurance companies required to send a full book of business (FBOB) once a month and provide a web service for verification? Is this program going to be used to help a law enforcement officer determine insurance coverage, or will it be used for car registration etc.? Do insurance companies have to have a non-disclosure agreement in place covering the data we send to the Tennessee Department of Revenue? If a VIN appears in the file then drops out the next month, will the Department of Revenue use web services to try to locate the missing VIN?