Okla. Stat. tit. 43, § 43-601-105: Application to support proceedings

A. A tribunal of this state shall apply Articles 1 through 6 of

this title and, as applicable, Article 7 of this title, to a support

proceeding involving:

1. A foreign support order;

2. A foreign tribunal; or

3. An obligee, obligor or child residing in a foreign country.

B. A tribunal of this state that is requested to recognize and

enforce a support order on the basis of comity may apply the

procedural and substantive provisions of Articles 1 through 6 of

this title.

C. Article 7 of this title applies only to a support proceeding

under the Convention. In such a proceeding, if a provision of

Article 7 is inconsistent with Articles 1 through 6, Article 7

controls.