Ala. Code § 33-2-211
During the first 20 days of each quarter of each fiscal year of the state, beginning with the fiscal year commencing on October 1, 1987, the Director of the Alabama State Port Authority shall notify the Director of Finance in writing as to whether the revenues anticipated to be derived by the Alabama State Port Authority from the operation of its facilities for that quarter, plus those moneys the Director of the Alabama State Port Authority anticipates will be made available during that quarter to the Alabama State Port Authority pursuant to Section 40-13-6, will together be sufficient to pay the aggregate of (1) the expenses anticipated to be incurred in operating and maintaining the Alabama State Port Authority's coal handling facilities during that quarter (including depreciation for that quarter not to exceed $500,000.00), (2) the expenses anticipated to be incurred in operating and maintaining all the Alabama State Port Authority's other facilities during that quarter (exclusive of depreciation), and (3) an amount equal to the principal and interest that has or will come due during that quarter on (a) those bonds of the Alabama State Port Authority for payment of principal of and interest on which the revenues of the port authority's coal handling facilities have been pledged and for which payment has not otherwise been provided through the establishment of a trust or escrow fund making provision for the payment or retirement thereof, and (b) all other bonds or obligations of the state or of the Alabama State Port Authority for payment of principal of and interest on which any of the revenues of the port authority have been pledged and for which payment has not otherwise been provided through the establishment of a trust or escrow fund making provision for the payment or retirement thereof. The notification provided for in the immediately preceding sentence shall specify the estimated amount of the expected deficiency, if any. Upon receipt of a notification of an expected deficiency and such supporting documentation from the Alabama State Port Authority as the Director of Finance may specify, and if the Director of Finance is satisfied as to the accuracy of the estimated amount of the expected deficiency as reflected in the notification thereof and accompanying documentation, he shall so determine in writing and there shall, during the quarter in which the expected deficiency is anticipated to occur, and following the making of any transfer and payment required to be made pursuant to Section 33-2-212, be transferred and paid out of Alabama State Docks Facilities Contingency Trust Fund to the Alabama State Port Authority an amount equal to the lesser of (i) the amount of the expected deficiency computed as described in this section or (ii) such amount as shall then be contained in and as shall during the remainder of the then current quarter of the fiscal year be deposited to the credit of the Alabama State Docks Facilities Contingency Trust Fund.
Ala. Code § 33-2-211 (1975)