GST migration credentials issued: complete provisional pre registration with OTP verification and document upload to activate GST registration. Provision of provisional login credentials to VAT-registered dealers for pre registration on the GST Portal, requiring entry of the provided username and password, Mobile Number and Email of the Authorized Signatory, OTP verification sent separately to mobile and email, and upload of required information and scanned annexures; submissions are subject to verification under the Proposed Model Goods and Services Tax Act and misleading information may lead to cancellation.