Cal. Health & Safety Code § 53525

Upon request of the board stating that funds are needed for the purposes of this chapter, the committee shall determine whether or not it is necessary or desirable to issue bonds authorized pursuant to this part in order to carry out the actions specified in Chapter 4 (commencing with Section 53533) and, if so, the amount of bonds to be issued and sold. Successive issues of bonds may be authorized and sold to carry out those actions progressively, and it is not necessary that all of the bonds authorized to be issued be sold at any one time.