Miss. Code § 27-37-303
At the end of each fiscal year, the State Tax Commission shall ascertain from the Tennessee Valley Authority to the extent it has the necessary data available, and from other sources, including electric power associations and other power distributors, to the extent it does not, the amount of power sales or kilowatt-hour sales to consumers in each county and municipality in this state by the Tennessee Valley Authority or any facility distributing such power and the book value of Tennessee Valley Authority power property in each Mississippi county and municipality in which the Tennessee Valley Authority holds such property, and the minimum amounts paid or payable by the Tennessee Valley Authority in replacement of former county and municipal ad valorem taxes on power properties purchased and operated by the Tennessee Valley Authority in Mississippi, if such information is necessary to determine the apportionment of funds under Section 27-37-301. Thereafter, as funds are received from the Tennessee Valley Authority, but not more frequently than monthly, the State Tax Commission shall apportion the amount received by the State Treasurer of Mississippi in accordance with Section 27-37-301 hereof, and shall issue his warrant therefor to the various counties and municipalities entitled thereto, and the same shall be paid by the State Treasurer from the funds received from the Tennessee Valley Authority. Said funds so received by the State Treasurer shall be deposited to a special fund until disbursements are made as herein authorized and directed, and that portion found to be due the State of Mississippi shall be transferred to the General Fund of the state as a part of the general revenues of the State of Mississippi.
Miss. Code § 27-37-303