California Code, Revenue and Taxation Code - RTC § 2189.7

(a) If the taxes on any floating home are not a lien on real property of the owner of the floating home pursuant to Section 2188.1, 2189, or 2189.3 and are unpaid when any installment of taxes on the secured roll becomes delinquent, the tax collector may use the procedures applicable to the collection of delinquent taxes on the unsecured roll.

(b) If the taxes on any floating home which are not a lien on real property of the owner of the floating home remain unpaid at the time set for the declaration of default for delinquent taxes of the floating home on the secured roll, the taxes, together with any penalties and costs which may have accrued thereon while on the secured roll, shall be transferred to the unsecured roll.

(c) The taxes on floating homes may be paid in two installments as provided in Chapter 2.1 (commencing with Section 2700) of Part 5, notwithstanding Section 2605 and whether or not the county board of supervisors has adopted a resolution in accordance with Section 2700.