The Estimated Franchise and Excise Tax Payments Worksheet is available for calculating the required quarterly payments. Taxpayers may make four equal installments under the standard method. Alternately, they may elect to use the annualized income method for this calculation. The worksheet and related instructions provide the calculation for both methods.
More information: Important Notice # 17-15 Estimated Tax Payments Annualized Income Method
Reference: Tenn. Code Ann. § 67-4-2015.