Judgment

MUDHOLKAR, J.: The substantial question which falls for decision in this appeal by special leave against an award made by the Third Industrial Tribunal, West Bengal, centres round the question of production bonus. The appellant company runs a steel mill at Belur. There are various departments in the mill which have been grouped under three headings : direct productive departments, indirect productive departments and non-productive departments. Is the last mentioned group come the general office, accounts department, establishment department, time office, stores shipping department, drawing and design department, laboratory, progress and planning departments, civil construction department, watch and ward department, medical department and welfare department. The first group consist of the following five departments :

1. Steel foundry

2. Electric Furnaces

3. Rolling Mills

4. Bolt and nuts shop, and

5. Machine shops.

The second group consists of the following, departments:

1. Refractory attached to the electric furnaces

2. Mill General, attached to the rolling mills

3. Roll turning, attached to the rolling mills

4. Yard Mazdoors, attached to the rolling mills, and

5. Civil maintenance de