There is hereby appropriated from the General Fund in the State Treasury for the purpose of this chapter, such an amount as will equal the following:
(a) Such sum annually as will be necessary to pay the principal and interest on bonds issued and sold pursuant to the provisions of this chapter, as principal and interest become due and payable.
(b) Such sum as is necessary to carry out the provisions of Section 2644, which sum is appropriated without regard to fiscal years.