Tennessee Code Title 67. Taxes and Licenses § 67-5-801

(A) The parcel of real property contains not more than one (1) rental unit;

(B) The property is used as a short-term rental unit, as defined by § 13-7-602;

(C) The owner of the property lives on the property a minimum of fourteen (14) days each year or at least ten percent (10%) of the number of days the property is rented as a short-term rental unit, whichever is greater; and

(D) The owner of the property annually files a written affidavit with the assessor of property by September 1 of the prior year verifying that the property meets all requirements and the owner has no more than one (1) additional parcel in addition to their principal residence under this section.

(A) Immediate prior use, if any;

(B) Location;

(C) Zoning classification; provided, that vacant subdivision lots in incorporated cities, towns, or urbanized areas shall be classified as zoned, unless upon consideration of all factors, it is determined that such zoning does not reflect the immediate most suitable economic use of the property;

(D) Other legal restrictions on use;

(E) Availability of water, electricity, gas, sewers, street lighting, and public services;

(F) Size;

(G) Access to public thoroughfares; and

(H) Any other factors relevant to a determination of the immediate most suitable economic use of the property.

(2)(A) If, after consideration of all such factors, any such real property does not fall within any of the definitions and classifications in this section, such property shall be classified and assessed as farm or residential property.

(B) When a mobile home attached to real property as described in § 67-5-802 is used as a residence, the assessor of property may presume the classification is residential.