V. Khalid, J.

1. The petitioner is a construction company represented by its partner. He is engaged in the business of undertaking civil contract works for which purpose workers are engaged from time to time at the site. The petitioner has an office at Thoppumpadi, Cochin-5, in order to coordinate the work and supervise the same.

2. The 1st respondent is the Government of Kerala and the 2nd respondent, the Regional Director, E.S.I. Corporation, Trichur. In exercise of the powers conferred on the 1st respondent by S.1 (5) of the Employees' State Insurance Act, for short the Act, notice was issued of its intention to extend the provisions of the Act to certain classes of establishments specified in the schedule annexed to the notification. A true copy of the notification is Ext. P1. S.1(5) reads as follows:

"1(5) The appropriate Government may, in consultation with the Corporation and (where the appropriate Government is a State Government, with the approval of the Central Government), after giving six months' notice of its intention of so doing by notification in the Official Gazette, extend the provisions of this Act or any of them, to any other establishment or class of esta