Okla. Stat. tit. 60, § 60-1602.2: Jurisdiction over trustee and beneficiary

A. By accepting the trusteeship of a trust having its principal

place of administration in this state or by moving the principal

place of administration to this state, the trustee submits

personally to the jurisdiction of the courts of this state regarding

any matter involving the trust.

B. With respect to their interests in the trust, the

beneficiaries of a trust having its principal place of

administration in this state are subject to the jurisdiction of the

courts of this state regarding any matter involving the trust. By

accepting a distribution from such a trust, the recipient submits

personally to the jurisdiction of the courts of this state regarding

any matter involving the trust.

C. This section does not preclude other methods of obtaining

jurisdiction over a trustee, beneficiary, or other person receiving

property from the trust.