(1)The powers which, in pursuance of sub-section (2) of section ten of the Government of Ireland Act, 1920 M1, as amended by the Ireland (Confirmation of Agreement) Act, 1925 M2, become, as from the first day of April, nineteen hundred and twenty-six (in this Act referred to as “the appointed day”), powers of the Government of Northern Ireland shall, subject to the provisions of this Act, be exercisable as follows:—
(a)the powers with respect to railways and fisheries shall be exercisable by the Ministry of Commerce;
(b)the powers with respect to the contagious diseases of animals shall be exercisable by the Ministry of Agriculture.
(2)The provisions of the[F1 Departments (Northern Ireland) Order 1999 and of any other enactment]F1 making general provision with respect to the administration of public services by departments and officers of the Government of Northern Ireland shall apply, in connection with the exercise of powers and the performance of duties to which this section relates, to the exclusion of any corresponding provisions contained in the enactments applicable in connection therewith immediately before the appointed day.
(3)The enactments relating to or affecting Irish services in connection with railways, fisheries . . .F2, and in force immediately before the appointed day, shall, in their application to Northern Ireland, have effect subject to the provisions of this Act, and, in particular, subject to the adaptations and modifications set out in the Schedule to this Act, and to such further adaptations and modifications (if any) as may be made in those enactments by the Governor of Northern Ireland in Council for the purpose of giving full effect to this Act.