Gst regstration charges

FAQ issued by the GSTN:

Q: 7 Is there any fee/charge levied for the enrolment on GST System Portal?

       No. There is no fee/charge levied for the enrolment of a taxpayer with GST System Portal.

Actually, I wanted to know about professional/consultation charges charged by Tax Consultant or CA for registration.

As you are starting off soon in practice- you can charge Rs.2,500/-. Read up all about where supply is said to be there. Advise client on where all registraitons is required.