Section 13.70.060 - Disclaimer of interest in property held as a tenancy by the entirety(a) The survivorship interest in property that is held as a tenancy by the entirety and to which the survivor succeeds by operation of law on the death of the cotenant may be disclaimed as provided in this chapter. For the purposes of this chapter only, the deceased tenant's interest in property held as a tenancy by the entirety is considered to be an undivided one-half interest.(b) A disclaimer under (a) of this section takes effect as of the death of the deceased tenant to whose death the disclaimer relates.(c) The survivorship interest in property held as a tenancy by the entirety and disclaimed by the surviving tenant passes as if the disclaimant had predeceased the tenant to whose death the disclaimer relates.