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 SchemaGovernment 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