E-Invoicing is mandatory from October 1, 2020 onwards for the taxpayers having annual turnover exceeding Rs. 500 Crore.

From January 1, 2021 onwards it will become mandatory for the taxpayers having annual turnover exceeding Rs. 100 Crore and from April 1, 2021 onwards it will mandatory for all the taxpayers for all B2B transactions. (As per official sources)

Are you ready to get on-board?

Here's how GST e-invoicing system benefits you


Seamless integration

Smooth transfer of data from accounting software to e-invoice system, removing duplicity or double entry of invoice


Reduced data entry

One time entry of e-Invoice will act as an input for e-way bill generation and the ANX-1 (New GST Return)


Uniform interpretation

E-invoices generated by one software can be read by any other software, enabling interoperability and eliminating errors


Faster ITC availability

Significant reduction in input credit verification issues facilitating faster and accurate credit availability to the recipient

How e-invoicing under GST works
Finding electronic
invoicing system tough?

Our GST experts are available
24/6 to resolve all your queries.

Let us help you!

FAQs on Electronic Invoice System
1What is E-Invoicing?
In GST, Electronic Invoice or E- Invoice is basically the registration of invoice particulars on Invoice Reference Portal (IRP) maintained by the govt. and obtain the Invoice Reference Number (IRN) with QR Code from there against such invoice. Newly inserted clause 4 in Rule 48 of the CGST Rules 2017 specifies certain specified taxpayers are require to upload invoice particular in Form GST INV-01 and generate IRN with QR Code. Because of standard e-invoice schema the exchange of invoice data between buyer & supplier can be done electronically.
2What is the new model work of E-Invoicing?
As per the new working model, the business would continue to generate invoices on their own ERPs, accounting software or any of the billing software in their perspective manner. The generation of e-Invoice would be done by the taxpayer. Once invoice is generated, it would be reported to the Invoice Registration Portal (IRP) of GST. The IRP will validate the invoice details and generate a unique Invoice Reference Number (IRN) along with QR Code and signed the document digitally. IRP will return e-invoice to the taxpayer along with IRN & QR Code.
3Which documents are required to be reported to the IRP?
IRN is required to be generated for the following types of document:
  • Invoices
  • Credit Notes
  • Debit Notes
IRN for above documents only required to be generated by the certain specified category of the taxpayers in case of B2B or Export transaction.
4What data would be contained in an e-Invoice?
The Detailed description of each mandatory or optional fields and the names of the technical fields are specified in the E-Invoice Schema (Form GST INV-01) as per Rule 48 of the CGST Rules.

Download Format/Schema for e-Invoice
5What could be the maximum number of line items supported by an e-Invoice?
The maximum number of line items supported by an e-invoice is 1000.
6Is the bulk-uploading of invoices possible with E-invoice system?
Yes, it is possible using offline utility of the Govt.

Hostbooks application allows to users bulk-uploading of the invoices to generate IRNs & QR Codes in one go.

However reporting to the IRP portal and generation of IRN will be done one by one only but such process is too fast and it will not be visible to the user.
7What are the common modes available to get e-Invoices registered?
Currently, following modes are available to generate e-invoice:
  • API based (integration with Taxpayer’s System directly).
  • API based (integration with Taxpayer’s System through GSP/ASP)
  • Free Offline Utility (‘Bulk Generation Tool’, downloadable from IRP).
Hostbooks is one of the GST Suvidha Providers (GSP) having separate accessibility of the IRP which offers user to generate e-invoice seamlessly without any Hassel. Following options will be available in future:
  • Web-based
  • Mobile-app-based
  • SMS-based
8Can we cancel an E-Invoice partially or fully?
We can’t cancel an e-Invoice partially, it has to be cancelled fully only. The cancellation request must be sent within 24 hours from the time of reporting invoice to IRP. After 24 hours on the IRN and it needs to be cancelled manually on the GST portal before the taxpayers file the returns.

However, if the connected e-way bill is active or verified by officer during transit, cancellation of IRN will not be permitted.

Hostbooks allows user to cancel e-invoice without any Hassel.
9Is it possible to print the E-invoice?
Yes, e-invoice can be printed once it is returned from the IRP. IRP send invoice particulars along with IRN and QR Code in JSON format which can be converted into PDF and printed.

Hostbooks allows user to download e-invoice seamlessly without any hassle and offers multiple templates for e-invoice print.
10Can IRN required to be printed in the E-invoice?
No, it is optional to the user. However IRN is already embedded in the QR code to be printed on the invoice.
11Can QR Code required to be printed in the E-Invoice?
Yes, QR code which contains the particulars of the Invoice and IRN need to be printed on the invoice. QR code shall be clear and enough to be readable by any QR Code reader.
12What information QR Code contains?
The QR code will consist of the following key particulars of e-invoice:
  • GSTIN of Supplier
  • GSTIN of Recipient
  • Invoice number, as given by Supplier
  • Date of generation of invoice
  • Invoice value (taxable value and gross tax)
  • Number of line items
  • HSN Code of main item (line item having highest taxable value)
  • Unique IRN (Invoice Reference Number/hash)
  • IRN Generation Date
13Can we amend an E-invoice?
No, e-invoice cannot be amended. All the amendments can be done to an e-invoice only on the GST Portal.
14What is Dynamic QR Code?
Every registered person having an aggregate turnover above Rs. 500 Crore in any of financial year from 2017-18 onwards for all B2C supplies (supplies to unregistered person) shall have Quick Response Code in the invoice. The QR Code is for the purpose of making payment by the unregistered person/Consumer to such registered person using UPI-based payment Apps by scanning the QR Code.
15Is QR Code of E-invoice and Dynamic QR Code same?
QR Code of E-Invoice
This QR code is to be generated from IRP portal. This QR code is require to be generated by Notified registered persons, in case of B2B & Export supplies. This will be generated in the process of E-Invoicing at IRP portal.

Dynamic QR Code
The QR Code is for the purpose of making payment by the unregistered person/Consumer to such registered person making the B2C supply, using UPI-based payment Apps by scanning the QR Code. This would be generated by supplier himself using software.

Stay Connected

Never miss out on what’s new in GST,
Accounting, TDS, and Tax compliance.

Subscribe to our newsletter.

Connect with us on WhatsAapp.

Want to know more about HostBooks?

We'll help you out!

+ 77 = 80
Please contact me by: