§ 21, "That a sum, not exceeding £2,000.000, he granted to His Majesty, to complete the sum necessary to defray the Charge which will come in course of payment during the year ending on the 31st day of March, 1923, to provide for the Deficiency arising under the Coal Mines Control Agreement (Confirmation) Act, 1918, and for Payments under Section 7 (5) of the Coal Mines Emergency Act, 1920."