Order to supersede extra-provincial order – serious harm
130.4Upon application, a court by order may supersede an extra-provincial order in respect of custody of or access to a child if the court is satisfied that the child would, on the balance of probabilities, suffer serious harm if
(a)
the child remained in the custody of the person legally entitled to custody of the child,
(b)
the child was returned to the custody of the person entitled to custody of the child, or