Tennessee Code Title 47. Commercial Instruments and Transactions § 47-26-803

(b)(1) All natural resources products sold by such producer and supplier shall be accurately weighed or measured by a certified public weigher licensed by the department.

(2) When natural resources products are loaded onto trucks or other vehicles which do not haul or transport such products on any public road, street, highway or right-of-way, then this subsection (b) shall not apply if the invoice for each load of such products is marked to indicate that such load is not to travel on any public way.