E-Invoicing API Reference

For information on environments, host name, IP, port, TLS certificates, refer to:
CFC API Reference
Different sets of E-Invoicing API 
ClearTax E-Invoicing provides 2 kinds of APIs:
1.Government Compatible APIs
2.ClearTax E-Invoicing APIs
These are synchronous APIs that cater to basic e-invoicing functionalities and the schema is compatible with the schema provided by the government.
Generate IRN
Cancel IRN
Get Invoice by IRN
These APIs are available for consumption in the staging environment.
Clear Schema
Government Schema
Difference between ClearTax API and Government Compatible API
Actions
Government Compatible API

ClearTax API
Generating IRN
Y
Y
Ability to send Custom fields
N
Y
Retry IRN Generation (for invoices failed due to IRP failures)
N
Y
Invoice Validation
Y
Y
Generating IRN (Bulk)
N
Y
Canceling IRN
Y
Y
Getting IRN details
Y
Y
Printing E-invoice
Y
Y
​

Last modified 1mo ago

Actions	Government Compatible API	ClearTax API
Generating IRN	Y	Y
Ability to send Custom fields	N	Y
Retry IRN Generation (for invoices failed due to IRP failures)	N	Y
Invoice Validation	Y	Y
Generating IRN (Bulk)	N	Y
Canceling IRN	Y	Y
Getting IRN details	Y	Y
Printing E-invoice	Y	Y