2017 ORS 110.620¹
Contest of registration or enforcement

(1) A party contesting the validity or enforcement of a registered support order or seeking to vacate the registration has the burden of proving one or more of the following defenses:

(a) The issuing tribunal lacked personal jurisdiction over the contesting party;

(b) The order was obtained by fraud;

(c) The order has been vacated, suspended or modified by a later order;

(d) The issuing tribunal has stayed the order pending appeal;

(e) There is a defense under the law of this state to the remedy sought;

(f) Full or partial payment has been made;

(g) The statute of limitation under ORS 110.611 (Choice of law) precludes enforcement of some or all of the alleged arrearages; or

(h) The alleged controlling order is not the controlling order.

(2) If a party presents evidence establishing a full or partial defense under subsection (1) of this section, a tribunal may stay enforcement of a registered support order, continue the proceeding to permit production of additional relevant evidence and issue other appropriate orders. An uncontested portion of the registered support order may be enforced by all remedies available under the law of this state.

(3) If the contesting party does not establish a defense under subsection (1) of this section to the validity or enforcement of a registered support order, the registering tribunal shall issue an order confirming the order. [2015 c.298 §52]

1 Legislative Counsel Committee, CHAPTER 110—Uniform Interstate Family Support Act, https://­www.­oregonlegislature.­gov/­bills_laws/­ors/­ors110.­html (2017) (last ac­cessed Mar. 30, 2018).
2 OregonLaws.org contains the con­tents of Volume 21 of the ORS, inserted along­side the per­tin­ent statutes. See the preface to the ORS An­no­ta­tions for more information.
3 OregonLaws.org assembles these lists by analyzing references between Sections. Each listed item refers back to the current Section in its own text. The result reveals relationships in the code that may not have otherwise been apparent.