Abstract: Method and apparatus provide for electronically processing vehicle location data wherein the vehicle location data specifies a sequence of vehicle locations, and wherein the processing determines if the sequence of vehicle locations form a sequence of the vehicle's travel that is acceptable for the purposes of filing tax reports relating to the vehicle. Processing further provides for determining the acceptability of the sequence according to one or more criteria, and provides a user tools that enable the user to accept or revise the vehicle location data for the unacceptable part of the sequence.