68Annulment and recognition
(1)The Court of Session may, on an application under this subsection, by order annul a Convention adoption or a Convention adoption order on the ground that the adoption or, as the case may be, order is contrary to public policy.
(2)The Court of Session may, on an application under this subsection—
(a)order that an overseas adoption or a determination is to cease to be valid in Great Britain on the ground that the adoption or, as the case may be, determination is contrary to public policy or that the authority which purported to authorise the adoption or make the determination was not competent to entertain the case,
(b)decide the extent, if any, to which a determination has been affected by a subsequent determination.
(3)The Court of Session may, in any proceedings in that court, decide that an overseas adoption or a determination is, for the purposes of those proceedings, to be treated as invalid in Great Britain on either of the grounds mentioned in subsection (2)(a).
(4)An order or decision of the High Court on an application under section 89(2) of the 2002 Act is to be recognised and to have effect as if it were an order or decision of the Court of Session on an application under subsection (2).
(5)Except as provided by this section, the validity of a Convention adoption, a Convention adoption order, an overseas adoption or a determination is not to be questioned in proceedings in any court in Scotland.
(6)In this section “determination” means such a determination as is mentioned in section 70.