Upon appropriation by the Legislature and subject to Section 108084, if funds in the Toxic Substances Control Account are sufficient to finance the development of the regulations and the startup costs of the department’s activities pursuant to this chapter, funds may be used as a loan by the department, for the department to carry out this chapter until the PFAS Enforcement Fund generates revenues sufficient to fund the department’s reasonable costs of implementing this chapter and to reimburse any outstanding loans made from the Toxic Substances Control Account used to finance the development of the regulations and the startup costs of the department’s activities pursuant to this chapter.