Okla. Stat. tit. 43, § 43-601-613: Jurisdiction - Applicability of provisions

A. If all of the parties who are individuals reside in this

state and the child does not reside in the issuing state, a tribunal

of this state has jurisdiction to enforce and to modify the issuing

state's child support order in a proceeding to register that order.

B. A tribunal of this state exercising jurisdiction under this

section shall apply the provisions of Articles 1 and 2, this article

and the procedural and substantive law of this state to the

proceeding for enforcement or modification. Articles 3, 4, 5, 7,

and 8 do not apply.