There is only one ground of divorce/dissolution which is that the marriage/partnership has broken down irretrievably. The court must be satisfied that this is the case and it must be evidenced by proving one of the five following facts:
Of these only adultery and unreasonable behaviour are regarded as "fault based" grounds, however when it comes to dealing with the finances and the arrangements for the children, the reason for the Divorce or Dissolution is generally irrelevant.