The M1Compensation (Defence) Act, 1939, shall have effect as if the following subsection were added at the end of section eighteen thereof :— “ (4)Sections seven and nine of this Act shall have effect, in their application to proceedings in Northern Ireland before a tribunal constituted under this Act, as if for references to the Lord Chancellor and to the High Court there were respectively substituted references to the Lord Chief Justice of Northern Ireland and to the High Court of Justice in Northern Ireland ”.