Tenn. Code Ann. § 47-29-102

When any check, draft, or order is not paid by the drawee because the maker or drawer did not have an account with or sufficient funds on deposit with the financial institution, or the draft, check, or order has an incorrect or insufficient signature thereon, the payee of such check, draft, or order is authorized to assess a handling charge against such maker or drawer in an amount not to exceed thirty dollars ($30.00).