418. The Commission may exercise, from 1 January 2001, the powers conferred on it under sections 40, 84 to 87, 117, 120, 128, 130, 144, 146, 147, 150 and 203 of this Act in accordance with the prior approval granted under the second paragraph of section 137 of the Act respecting the Government and Public Employees Retirement Plan (chapter R-10) with respect to the corresponding powers conferred on it under sections 26, 28, 59.5 to 59.6.0.2, 79, 85.3, 114.1, 115.1, 115.2, 115.8, 149, 158 and 221 of that Act, until the Comité de retraite referred to in section 173.1 of that Act rules on the prior approval required under the third paragraph of the said section 137.