Okla. Stat. tit. 43, § 43-601-202: Duration of jurisdiction

Personal jurisdiction acquired by a tribunal of this state in a

proceeding under this act or other law of this state relating to a

support order continues as long as a tribunal of this state has

continuing, exclusive jurisdiction to modify its order or continuing

jurisdiction to enforce its order as provided by Sections 601-205,

601-206, and 601-211 of this title.