Special assessments and/or real property tax obligations deferred under this chapter become payable together with interest as provided in RCW
84.38.100:
(1) Upon the sale of property which has a deferred special assessment and/or real property tax lien upon it.
(2) Upon the death of the claimant with an outstanding deferred special assessment and/or real property tax lien except a surviving spouse, surviving domestic partner, heir, or devisee who is qualified under this chapter may elect to incur the special assessment and/or real property tax lien, which is then payable by that spouse, domestic partner, heir, or devisee as provided in this section.
(3) Upon the condemnation of property with a deferred special assessment and/or real property tax lien upon it by a public or private body exercising eminent domain power, except as otherwise provided in RCW
84.60.070.
(4) At such time as the claimant ceases to reside permanently in the residence upon which the deferral has been granted.
(5) Upon the failure of any condition set forth in RCW
84.38.030.