Home/Learn/GST Glossary/Voluntary RegistrationBack to glossary A–ZLetter VVoluntary RegistrationRegistering under GST even when below the threshold.Related termsValue of SupplyAdditional Place of BusinessAdvance RulingAggregate TurnoverApplication Reference Number (ARN)AssessmentBill of SupplyBusiness VerticalFull GST glossaryFree GST tools