8. The prohibition enacted by section 7 does not extend to employment bureaus established and maintained by:(1) Religious congregations or societies which seek to place their protégés;
(2) Workers’ societies having for objects the study, defence and development of the economic, social and moral interests of employees;
(3) Charitable and benevolent societies;
(4) Employers who have their own employment bureau,—Provided that in all the above cases,—
(a) A permit for such purpose has been previously obtained from the Minister and is in force;
(b) No remuneration for the purpose be exacted from the seeker of employment; and
(c) A register be kept in the form determined by the Minister.