1. Tennessee Department of Revenue officials estimate that at least 530 electric vehicles have been registered in Tennessee in the past two years, based on the number of buyers seeking a state tax rebate of $2,500, in addition to a federal tax credit of $2,500 to $7,500 for the purchase of an electric vehicle.
2. There are about 700 public charging stations across Tennessee to cater to cars such as the Nissan Leaf, Ford Focus Electric, Mitsubishi i, Smart Electric, Tesla S and Roadster.
Bottom Line: In the state of Tennessee, public electric vehicle charging stations outnumber electric vehicles.