No law and no provision of any law made on or after the appointed day by that legislature shall be void or inoperative on the ground that it is repugnant to the law of England, or to the provisions of any Act of the Parliament of the United Kingdom, including this Act, or to any order, rule or regulation made under any such Act, and, subject to paragraph 6 of this Schedule, the powers of that legislature shall include the power to repeal or amend any such Act, order, rule or regulation in so far as it is part of the law of Sierra Leone or any part thereof.