Tenn. Code Ann. § 7-60-215: Tax exemption for participating county

All home mortgages and notes or other obligations of lending institutions executed pursuant to this chapter and held by or on behalf of the county and the revenues and receipts derived by such county from the mortgages, notes and other obligations shall be exempt from all taxation in this state. The exemption contained in this section shall not be construed as an exemption from the payment of any mortgage recording or registration fees otherwise required by law.