Any moneys appropriated and made available by the Legislature for the purposes of this chapter and all moneys received by the department in repayment of loans made pursuant to this chapter, including interest and payments in advance in lieu of future interest, shall be deposited in the Housing Rehabilitation Loan Fund established by Section 50661. These moneys shall be used for the purposes of this chapter, including the implementation and operation of the program created by this chapter, and the administrative expenses of the department shall not exceed 5 percent
of the funds appropriated by the Legislature for the purposes of this chapter.