9.—(1) The Minister may by order adapt any enactment or instrument by deleting any reference to a main road, a county road, an urban road, a trunk road or a link road and substituting therefor a reference to a national road, a regional road or a local road as he sees fit.

(2) A reference in any enactment or instrument to a national road shall be deemed to be a reference to a national road as defined in this Act.