Tenn. Code Ann. § 70-4-418: Implantation of microchips in Class I carnivores

(a) Any person who obtains a Class I carnivore on or after July 1, 2015, shall, within six (6) months of obtaining the animal, have a microchip permanently implanted in the animal. The microchip shall have an identification number that is unique to the microchip. In addition, the microchip shall contain a passive integrated transponder, which shall have a frequency of one hundred twenty-five kilohertz (125 kHz), one hundred thirty-four and two-tenths kilohertz (134.2 kHz), or four hundred kilohertz (400 kHz).

(b) Any person who possesses a Class I carnivore prior to July 1, 2015, and who continues to possess the animal on or after July 1, 2015, shall have a microchip that meets the technical specifications described in subsection (a) permanently implanted in the animal by July 1, 2018.