( 1 ) THE validity of the settlement under Section 12 (3) of the Industrial Disputes Act, 1947 (in short the Act) read with Rule 59 of the Rules framed by the State Government under the Act entered into between the fourth Respondent-Management of Motor Industries Co. Ltd. , (in short the Management) and the MICO Employees Association purporting to be represented by its president - fifth respondent, viz. , F. M. Khan, Member of Parliament, is challenged by petitioners 1 to 6, who are the office bearers of the MICO Employees' Association (in short the association) represented by its General Secretary, the President, Assistant Secretary, the executive Committee Member, the Treasurer and a Committee Member respectively.

( 2 ) THE case of the petitioners is that they are the duly elected office-bearers of the Association and they had submitted a charter of demands to the Management for the revision of wags-structure, enhancement of dearness allowance and for providing transport facilities etc. , on 14-4-1980 with the sanction of the Special General Body Meeting held on 13-4-1980. Pursuant to this charter of demands, a number of bipartite meetings were held between the peti