Effective - 28 Aug 2009
452.750. Jurisdiction to modify determination. — Except as otherwise provided in section 452.755, a court of this state shall not modify a child custody determination made by a court of another state unless a court of this state has jurisdiction to make an initial determination under subdivision (1) or (2) of subsection 1 of section 452.740 and:
(1) The court of the other state determines it no longer has exclusive continuing jurisdiction under section 452.745 or that a court of this state would be a more convenient forum under section 452.770; or
(2) A court of this state or a court of the other state determines that neither the child, nor a parent, nor any person acting as a parent presently resides in the other state.
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(L. 2009 H.B. 481)