GST registration granted electronically within three working days subject to Aadhaar authentication and risk-based identification. Automated risk-based electronic registration grants registration electronically within three working days upon portal identification and successful Aadhaar authentication for applicants whose total monthly output tax liability to registered persons does not exceed Rs.2,50,000; the scheme prohibits multiple registrations in the same State/UT using the same PAN and requires FORM GST REG-32 for withdrawal subject to prior return-filing conditions, verification, and possible biometric or document re-verification.