Section 109.821 - Role of district attorney(1) In a case arising under ORS 109.701 to 109.834 or involving the Hague Convention on the Civil Aspects of International Child Abduction, the district attorney may take any lawful action, including resort to a proceeding under ORS 109.774 to 109.827 or any other available civil proceeding, to locate a child, obtain the return of a child or enforce a child custody determination if there is: (a) An existing child custody determination;(b) A request to do so from a court in a pending child custody proceeding;(c) A reasonable belief that a criminal statute has been violated; or(d) A reasonable belief that the child has been wrongfully removed or retained in violation of the Hague Convention on the Civil Aspects of International Child Abduction.(2) A district attorney acting under this section acts on behalf of the state to protect the state's interest in the enforcement of ORS 109.701 to 109.834 and may not represent any party.