(1)This Part of this Act shall, for the purposes of section 6 of the [1920 c. 67.] Government of Ireland Act 1920, be deemed to be an Act passed before the appointed day.
(2)Such sums paid out of the Exchequer of the United Kingdom in connection with the execution of this Part of this Act as may be determined by the Joint Exchequer Board to be properly payable by the Government of Northern Ireland shall be made good by means of deductions from the Northern Ireland residuary share of reserved taxes.