We are doing mechanical works contract which taken from Government and also private. For exp. Irrigation dame gates (like Nagarjunasagar gates), water shed gates, Canal gates and power house gates and related installation, erection and commissioning.
1. is it covered service Tax? If yes, what is the service tax liability 2. if we taken composition what about Input services
A) in the above contract taken with material How to calculate tax liability? Can I opt composition? What about Input services?
B) if taken without material (i.e. only installation, Erection and commission) How to calculate tax liability? Can I opt composition? What about Input services?