Recognition of order modified in another state.
RCW 26.21A.555
in effectIf a child support order issued by a tribunal of this state is modified by a tribunal of another state that assumed jurisdiction pursuant to the uniform interstate family support act, a tribunal of this state: (1) May enforce its order that was modified only as to arrears and interest accruing before the modification; (2) May provide other appropriate relief for violations of its order which occurred before the effective date of the modification; and (3) Shall recognize the modifying order of the other state, upon registration, for the purpose of enforcement.
If a child support order issued by a tribunal of this state is modified by a tribunal of another state that assumed jurisdiction pursuant to the uniform interstate family support act, a tribunal of this state:
(1) May enforce its order that was modified only as to arrears and interest accruing before the modification;
(2) May provide other appropriate relief for violations of its order which occurred before the effective date of the modification; and
(3) Shall recognize the modifying order of the other state, upon registration, for the purpose of enforcement.
Source: WA Statutes (Official Site)URL: https://app.leg.wa.gov/RCW/default.aspx?cite=26.21A&full=trueFetched: 6/29/2026