The payments received by the State and local governments from the Tennessee Valley Authority in lieu of taxes under section 13 of the Act of Congress creating it, and as amended, shall be apportioned between the local governments in which the property is owned or an operation is carried on, on the basis of each local government’s percentage of the total value of the Authority’s property in the State, determined as hereinafter provided: Provided, however, that the minimum annual payment to any local government from said fund, including the amounts paid direct to said local government by the Authority, shall not be less than the amount of annual actual tax loss to such local government based upon the two-year average on said property next prior to it being taken over by the Authority. (1941, c. 85, s. 1; 1959, c. 1060; 2009-569, s. 1.)