(a) Except as otherwise provided in AS 25.30.330, a court of this state that has made a child custody determination consistent with AS 25.30.300 or 25.30.320 has exclusive, continuing jurisdiction over the determination until (1) a court of this state determines that neither the child, the child and one parent, nor the child and a person acting as a parent have a significant connection with this state and that substantial evidence is no longer available in this state concerning the child's care, protection, training, and personal relationships; or (2) a court of this state or a court of another state determines that neither the child, nor a parent, nor a person acting as a parent presently resides in this state. (b) A court of this state that has made a child custody determination and does not have exclusive, continuing jurisdiction under this section may modify that determination only if it has jurisdiction to make an initial determination under AS 25.30.300.
Alaska Legal Code