e-Invoice GST Helpline & Customer Care
Contact Information
VerifiedTap to call
Official Website
https://einvoice1.gst.gov.inSupport Email
helpdesk@gst.gov.inSupport Hours
9:00 AM - 9:00 PM (Mon-Sat)
Support Hours
9:00 AM - 9:00 PM (Mon-Sat)
Support Email
helpdesk@gst.gov.inOfficial Website
https://einvoice1.gst.gov.inQuick Tips
- Mandatory for businesses above turnover threshold
- Register on e-Invoice portal separately
- Generate IRN for B2B invoices
- Integrate with accounting software
- Keep API credentials secure
Related Helplines
Disclaimer: Helpline numbers and contact details are subject to change. Always verify the latest information from the official website.
Last reviewed on 16 January 2026