Query query

assumed the amount inclusive of service tax and pay the tax and file the return with late fees

now you have to assume that the bill is inclusive of service tax and calculate the service tax and pay it.

I think no other option is available as bill is raised other wise please revise the bill, if client agreed.

Yes agreed with Ashish and Viral sir,you have to assume that the invoice is inclusive of tax and compute the amount by appyling tax rate....