If the supplier is providing only hired labour from outside and the materials is provided by the receiver, then such contracts will be called as “pure labour contracts”. Reverse charge
In case the outside hired labour are unregistered users, then the supplier of service will have to pay GST on reverse charges on the hired charges paid to the labour.
In case the outside hired labour are procured from registered agencies, then no reverse charge will be applicable. The supplier has to acquire labour from registered agencies on payment of GST.