Oregon Revised Statutes Revenue and Taxation § 311.688

(a) The spouse of the taxpayer is or will be 60 years of age or older not later than six months from the day the circumstance listed in ORS 311.684 (1) to (3) occurs; and

(b) The property is the homestead of the spouse of the taxpayer and meets the requirements of ORS 311.670 (1).

(2)(a) A spouse who does not meet the age requirements of subsection (1)(a) of this section but is otherwise qualified to continue the property in its tax-deferred status under subsection (1) of this section may continue the deferral of property taxes deferred for previous years by filing a claim in the manner prescribed under ORS 311.672.

(b) If a spouse eligible for and continuing the deferral of taxes previously deferred under this subsection becomes 62 years of age prior to April 15 of any year, the spouse may continue the deferral of previous years' taxes deferred under this subsection and may elect to defer the current assessment year's taxes on the homestead by filing a claim in the manner prescribed under ORS 311.672.

(c) After a claim is filed under paragraph (b) of this subsection, payment of the taxes levied on the homestead and deferred under this subsection and payment of taxes levied on the homestead in the current assessment year and in future years may be deferred under ORS 311.666 to 311.701.