R.L.Narasimham, J.

1. In this application under Articles 226 and 227 of the Constitution the petitioner, who is one of the Trade Unions of the workers of the Heavy Engineering Corporation Limited, Ranchi (hereinafter referred to as the company) has challenged the validity of the order of the Government of Bihar (vide notification III/DI- 1905/66 L & E-12795) dated the 15th November, 1966, passed in exercise of the powers conferred by Clause (d) of Sub-section (1) of Section (1) of the Industrial Disputes Act (hereinafter referred to as the Act) referring the following dispute between the employer and the workmen to the Industrial Tribunal, Bihar for adjudication namely.

(1) What should be the quantum of festival holidays which the workers of the Heavy Engineering Corporation Ltd., are entitled to?

(2) Whether the workers of the Heavy Engineering Corporation are entitled to 2nd Saturday off every month?

Apart from the State of Bihar (opposite party No. 1) and the Presiding Officer of the Industrial Tribunal (opposite party No. 3), the petitioner has impleaded the company as opposite party No. 2 and a rival workers Union of the same company, namely, the Hatia Project Workers