(6)The grant of permission under this section -(a)shall, in regard to the replacement of machinery, the levy of fees, the conditions to be observed be subject to such restrictions and control as may be prescribed, and(b)shall not be deemed to dispense with the necessity for compliance with the provisions of section 387 and 389 or sections 398 and 399, as the case may be.Explanation. - The word "worker" in sub-section (2) and (5) shall, in relation to any factory, workshop, workplace or premises have the same meaning as in the Factories Act, 1948 (Central Act 63 of 1948).