""In the case where the throne becomes vacant and the king has not appointed his heir under paragraph one, the Privy Council shall submit the name of successor to the throne under Section 22 to the Council of Ministers for further submission to the National Assembly for approval. For this purpose, the name of a princess may be submitted. Upon the approval of the National Assembly, the president of the National Assembly shall invite such successor to ascend the throne and proclaim such successor king.""