(

a) The department shall, and in any obligation entered into pursuant to this division may covenant to, at least annually, and more frequently as required, establish and revise revenue requirements sufficient, together with any moneys on deposit in the fund, to provide all of the following:

(1) The amounts necessary to pay the principal of and premium, if any, and interest on all bonds as and when the same shall become due.

(2) The amounts necessary to pay for power purchased by it and to deliver it to purchasers, including the cost of electric power and transmission, scheduling, and other related expenses incurred by the department, or to make payments under any other contracts, agreements, or obligations entered into by it pursuant hereto, in the amounts and at the times the same shall become due.

(3) Reserves in such amount as may be determined by the department from time to time to be necessary or desirable.

(4) The pooled money investment rate on funds advanced for electric power purchases prior to the receipt of payment for those purchases by the purchasing entity.

(5) Repayment to the General Fund of appropriations made to the fund pursuant hereto or hereafter for purposes of this division, appropriations made to the Department of Water Resources Electric Power Fund, and General Fund moneys expended by the department pursuant to the Governor’s Emergency Proclamation dated January 17, 2001.

(6) The administrative costs of the department incurred in administering this division. (

b) The department shall notify the commission of its revenue requirement pursuant to

Section 80110.