6.On perusing the impugned order, this Court is of the considered view that the respondents though contended that the petitioner's father had been working as temporary casual labour, admitted that he was conferred with permanent status under the Tamil Nadu Industrial Establishment (Conferment of Permanent Status to Workman) Act, 1981 and was directed to join duty at T.Murugappanpatti office. Though they submitted that he had never joined in the said office, the respondents did not produce any documents to prove the same. However, the petitioner has duly produced the order passed by the Inspector of Labour, Perambalur in C.P.No.933 of 1999, dated 19.07.1999 wherein the petitioner's father has been conferred with permanent status of a worker of the respondent office. This Court in S.Gandhimathi Vs. The Deputy Registrar of Co-operative Society (Milk) and others reported in (2003) 3 LLN 743 (Mad.) has dealt with a similar case acknowledging the permanent status of a worker, who was regularized on completion of 480 days within a period of 24 calendar months in an industrial establishment and the relevant portion of which is extracted as follows:-