GST Registration - If you are in Manufacturing Sector and your annual income is above 40 lakhs, or you are shipping your products from one state to another state, your Ecommerce (Amazon, Flipkart etc) business, Or if you are in the service sector and the annual income is above 20 lakhs, or Input Tax Credit means that you pay GST on the goods or services you buy (Purchase), you want to take Input Tax Credit. basis) means Gst Registration is needed for business, even if the client (customer) is asking for Gst Bill, we can do Gst Registration.