Where a young person is employed in any employment with respect to which a limitation upon the number of working hours during which he may be employed in that employment otherwise than by way of overtime in any week is imposed by or under any enactment, any period of attendance at a county college required of him during that week by a college attendance notice served on him shall, for the purposes of the limitation, be deemed to be time during which he has been so employed in that week.

Where a young person employed in any employment is entitled by or under the provisions of any enactment or of any agreement to overtime rates of pay in respect of any time during which he is employed in that employment on any day or in any week in excess of any specified number of hours or before or after any specified hour, any period of attendance at a county college required of him during that week or on that day by a college attendance notice served on him shall, for the purposes of those provisions, be deemed to be a period during which he was employed in that employment otherwise than in excess of the specified number of hours, or otherwise than before or after the specified hour, as the case may be.