15.    Hours  of  work,  overtime,  leave  and  holidays-

(1)      The weekly and daily hours of work of an apprentice while  undergoing practical  training  in  a  workshop  shall  be  such  as  may be prescribed.

(2)      No apprentice  shall  be  required  or  allowed  to  work overtime  except  with the approval of the Apprenticeship Adviser who shall not grant such approval unless  he  is  satisfied  that such  overtime  is  in  the  interest  of  the  training  of  the apprentice or in the public interest.

(3)     An apprentice shall be entitled to such leave  as  may  be prescribed   and   to  such  holidays  as  are  observed  in  the establishment in which he is undergoing training.