Cancel IRN

You can cancel an already generated IRN by sending a POST request to E-Invoicing API with the following request headers.

If the E-Invoice has a valid/active E-Waybill linked, then you cannot cancel the IRN.

Request URL

POST: {{HOST}}/einv/v1/govt/api/Cancel

Request Headers

Parameter	Type	Description
x-cleartax-auth-token	String	Mandatory. The access token generated for the workspace.
x-cleartax-product	String	Should always be "EInvoice" without the double quotes.
gstin	String	Users GSTIN

Request Parameters

Parameters	Parameter Type	Type	Validations	Description
irn	Body	String	minLength: 64 maxLength: 64	Mandatory. IRN generated for the invoice.
CnlRsn	Body	String	minLength: 1 maxLength: 1 enum: ["1", "2", "3", "4"]	Mandatory. Reason for cancellation. 1 = Duplicate 2 = Data entry mistake 3 = Order Cancelled 4 = Others
CnlRem	Body	String	minLength: 0 maxLength: 100	Mandatory. Remarks for cancellation.

Sample Request Body

{
  "irn": "a5c12dca80e743321740b001fd70953e8738d109865d28ba4013750f2046f229",
  "CnlRsn": "1",
  "CnlRem": "Duplicate Invoice"
}

Response Parameters

• For Successful request

Parameter	Type	Description
Success	String	"Y" if request is successful, "N" otherwise
CancelDate	String	Format YYYY-MM-DD HH:MM:SS, Cancellation date
Irn	String	Invoice Reference Number

• For Failed requests

Parameter	Type	Description
Success	String	"N" for failed request
ErrorDetails	Array of Error Detail	Details of all errors

Error Detail

Parameter	Type	Description
error_code	String	Error Code
error_message	String	Error Message
error_source	String	Error Source can either be GOVT or CLEARTAX
error_id	String	Optional

Sample Response

Valid Response

{
  "ewbStatus": "FAILED",
  "Success":"Y",
  "Irn": "a5c12dca80e743321740b001fd70953e8738d109865d28ba4013750f2046f229",
  "CancelDate": "2019-12-05 14:26:00"
}

Invalid Response

Please note that you will be able to cancel an E-Invoice only within the time limit (24 hours since generation) specified by the Government.