Log on to www.gst.gov.in for GST Registration in Karnataka and registering PAN, Email Id and Mobile No. TRN number will be generated. After login with the TRN no. all the details required under application form to be filed online by attaching the required documents and ARN number shall be generated to track the status of GST registration. When the GST application& the attached documents are confirmed and approved by the GST Officer/Authorities, GSTIN & GST Certificate is provided to the applicant.For more info. https://enterslice.com/gst-registration