Tennessee Code Title 56. Insurance § 56-5-105

(a) Every insurer of personal risk insurance shall file with the commissioner all rates, supplementary rate information, supporting information, policy forms, and endorsements at least thirty (30) days before the proposed effective date.

(b) The commissioner may give written notice, within thirty (30) days of the receipt of the filing, that the commissioner needs additional time, not to exceed thirty (30) days from the date of the notice, to consider the filing.

(c) Upon written application by the insurer, the commissioner may authorize rates to be effective before the expiration of the waiting period or an extension of the waiting period.