Where a court in England or Ireland has, whether before or after the commencement of this Act, made a maintenance order against any person, and it is proved to that court that the person against whom the order was made is resident in some part of His Majesty's dominions outside the United Kingdom to which this Act extends, the court shall send to the Secretary of State for transmission to the governor of that part of His Majesty's dominions a certified copy of the order.