Versions of c)

as regards the procedure under Article 24(4), the competent authority may review of its own motion the ground for refusing recognition and enforcement set out in paragraph 4 a) of this Article. It may review all grounds listed in paragraph 4 of this Article and the authenticity or integrity of any document transmitted in accordance with paragraph 3 if raised by the respondent or if concerns relating to those grounds arise from the face of those documents.