5. No discrimination to be made while recruiting men and women workers. - On and from the commencement of this Act, no employer shall, while making recruitment for the same work or work of a similar nature, or in any condition of service subsequent to recruitment such as promotions, training or transfer, make any discrimination against women except where the employment of women in such work is prohibited or restricted by or under any law for the time being in force:

Provided that the provisions of this section shall not affect any priority or reservation for scheduled castes or scheduled tribes, ex-servicemen, retrenched employees of any other class or category of persons in the matter of recruitment to the posts in an establishment or employment.