Tenn. Code Ann. § 56-4-404: Levy and payment dates

(a) The annual tax to be levied and collected under this part shall be levied as of December 31 in each and every year, and shall be due and payable by not later than March 1 in each and every year.

(b) On or before March 1 in each and every year, each association shall make a sworn return to the commissioner, showing the taxable income of the association, as defined in § 56-4-402 .