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With the concept of e-Invoicing, which is proposed to be implemented from 1st October,2020 (trial mode from 1st January,2020), an invoice is valid only if the “IRN’ is mentioned in the invoice. Invoice being an important document in business, it is of utmost necessary to understand the fundamentals of IRN and the change that may be required in the way the invoices are issued.
In this article, we’ll discuss everything about IRN right from its meaning, format and how to generate it.
IRN known as “Invoice Reference Number” is a unique invoice number generated by the Invoice Register Portal (IRP) on uploading the invoice electronically.
Under the e-invoicing system in GST, documents such as Invoice, Credit Note, Debit Note or any such document as required by the law should be electronically uploaded to IRP system. Every time a unique document is uploaded in the prescribed format, a unique reference number know as Invoice Reference Number (IRN) is generated by the system.
IRN is also referred to as ‘Hash’ in technical terms.
The IRN is computed considering the GSTIN of a generator of the document (invoice or credit note etc.), document number like invoice number and the financial year.
The responsibility of generating e-invoice with IRN is with the creator of the document. Let’s say, the responsibility of uploading tax Invoice is with the supplier of goods or services. The IRP system, a portal designed to authenticate invoices, will accept invoices only in JSON format in a specified structure.
To generate e-invoice IRN, you need to follow the steps given below:
To Know more read How does e-Invoice System Works?
Payment Declaration Form – GST PMT – 08: Definition, Format and Rules