Preliminary Point - Sections 20, 22 of the Matrimonial Causes Act - Section 3 of the Maintenance Act - Jurisdiction - Application commenced by Fixed Date Claim Form - Whether an Application under the Matrimonial Causes Act can be brought by way of a Fixed Date Claim For - Application for Interim Maintenance Order -Power of the Court to make an Order for Child Maintenance under the Matrimonial Causes Act and under the Property (Rights of Spouses) Act.