Currently, the registration fee for a hybrid is the same as all other private passenger vehicles; the state fee is $26.50.
Electric car drivers will be charged a $100 registration fee in addition to the standard registration fee of $26.50.
Counties all have additional fees. They vary depending on the county of issuance. Please contact your local county clerk or visit their website for details regarding additional county fees.
Reference: Tenn. Code Ann. § 55-4-116.
More information: Department of Revenue website page on renewals.