JUDGMENT :

ANIRUDDHA BOSE, J.

Leave granted.

2. The appellants before us are Oil and Natural Gas Corporation Limited (in short “ONGC”), a public sector undertaking engaged in the business of exploration and production of oil and gas. In this appeal, they assail a judgment of the Bombay High Court delivered on 30th January, 2020 in Writ Petition No. 13015 of 2019 in which the claims of workmen to be entitled to fixation of pay and other allowances as per an award of the Central Government Industrial Tribunal No. II, (“Tribunal”) Mumbai has been upheld with certain modification in the implementation part of that award. The controversy involved in this proceeding originates from a Direct Action notice raised by a Union (Oil Field Employees Association represented by their President-respondent no.1 in the present appeal) on 26th August, 2016. The workmen, whose cause the said Union were espousing, were engaged by and getting their salaries paid through different contractors appointed by the ONGC. ONGC’s stand all along has been that these were contractors’ workmen – and not workmen of ONGC. In fact, ONGC’s case is that another settlement has been reached with the Unions representing major