Tenn. Code Ann. § 5-3-111: Voting - Reapportionment

(a) From and after the effective date of consolidation, the qualified voters of the petitioning county or any portion thereof shall vote in any general or special election with the voters of the county absorbing the petitioning county or portion thereof.

(b) The general assembly, following the effective date of consolidation, shall so apportion the members to the general assembly and shall make such adjustments in the judicial districts as may be found necessary.