Bishan Narain, J.

1. 34 Cinemas of Delhi through K. S. Ahluwalia, Labour Officer, Motion Pictures Association, Delhi, have filed this petition under Article 226 of the Constitution, challenging the validity of reference of alleged disputes between the Cinemas and their workmen and also challenging the validity of certain interlocutory orders made by the Additional Industrial Tribunal in the course of proceedings taken to adjudicate upon these alleged disputes. The petitioners have impleaded all the workmen of the 34 Cinemas through Cine Employees Association and also the Additional Industrial Tribunal as respondents.

2. The facts leading to this petition, are these : By Notification dated 8/11-10-1956 the Delhi State Government referred certain specified disputes for adjudication to the Additional Industrial Tribunal under Section 10(1)(c) read with Section 12(5) of the Industrial Disputes Act, 1947 .

The validity of this reference is challenged. Shri Rameshwar Dayal, the Additional Industrial Tribunal started proceedings and on 17-1-1957, the Cine Employees Association filed a preliminary statement of claim. Ahluwalia, Labour Officer, styling himself as Labour Officer, Mot