California Code, Government Code - GOV § 54710.3

Any local agency which obligates itself to advance available funds to cure a bond redemption fund deficiency pursuant to subdivision (a) of Section 8769 of the Streets and Highways Code may impose a benefit assessment pursuant to this chapter in order to satisfy the obligation or in anticipation of having to satisfy the obligation, except that the assessment shall not exceed thirty dollars ($30) per parcel per year, shall be actually levied and collected in any year only if needed because of a bond redemption fund deficiency, and shall only be used to cure redemption fund deficiencies with respect to assessment districts, the area of which is at least 60 percent developed.