WC ACT-1923

If they are not covered under ESI ACT then they should be protected under Workmen Compensation insurance, wherein the contractor is responsible to pay the compensation. However, the principal contractor is vicariously responsible to pay the compensation. If there is no insurance, they should pay from pocket in the first place. 

Secondly the fact should be brought to the notice of the Labour commissioner who will pass the award within three months depending upon the factors agaisnt the respective deceased's age multiplied by per day wage further multiplied by 26 days and in fine divided by 2 is the compensation payable

Moreover, as per the recent amendment the total medical expenditure is to be borne by the contractor which is uninsurable-regards vaidya