Tennessee Code Title 6. Cities and Towns § 6-51-109

(a) Upon receipt of a petition in writing of twenty percent (20%) of the qualified voters of a smaller municipality, voting at the last general election, such petition to be filed with the chief executive officer of the smaller municipality who shall promptly submit the petition to the chief executive officer of the larger municipality, such larger municipality may annex such portion of the territory of the smaller municipality described in the petition or the totality of such smaller municipality if so described in the petition only after a majority of the qualified voters voting in an election in such smaller municipality vote in favor of the annexation.

(b) The county election commission shall hold such an election on the request and at the expense of the larger municipality, the results of which shall be certified to each municipality.

(c) If a majority of the qualified voters voting in such election are in favor of annexation, the corporate existence of such smaller municipality shall end within thirty (30) days after the certification of the election results, and all of the choses in action, including the right to collect all uncollected taxes, and all other assets of every kind and description of the smaller municipality shall be taken over by and become the property of the larger municipality. All legally subsisting liabilities, including any bonded indebtedness, of the smaller municipality shall be assumed by the larger municipality, which shall thereafter have as full jurisdiction over the territory of the smaller municipality as over that lying within the existing corporate limits of the larger municipality.