> For the complete documentation index, see [llms.txt](https://docs.cleartax.in/cleartax-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.cleartax.in/cleartax-docs/e-invoicing-api/e-invoicing-api-reference/cleartax-e-invoicing-apis-xml-schema/b2b-e-invoicing-apis.md).

# B2B E-Invoicing APIs

{% content-ref url="/pages/tgwM3ZT654OpDN7EeBaJ" %}
[Generate IRN](/cleartax-docs/e-invoicing-api/e-invoicing-api-reference/cleartax-e-invoicing-apis-xml-schema/b2b-e-invoicing-apis/generate-irn.md)
{% endcontent-ref %}

{% content-ref url="/pages/2IzAoK6vclTdT97pt5fU" %}
[Cancel IRN](/cleartax-docs/e-invoicing-api/e-invoicing-api-reference/cleartax-e-invoicing-apis-xml-schema/b2b-e-invoicing-apis/cancel-irn.md)
{% endcontent-ref %}

{% content-ref url="/pages/yUoZY6E3eHzYX1EFIRWs" %}
[Get E-Invoice PDF](/cleartax-docs/e-invoicing-api/e-invoicing-api-reference/cleartax-e-invoicing-apis-xml-schema/b2b-e-invoicing-apis/get-e-invoice-pdf.md)
{% endcontent-ref %}

{% content-ref url="/pages/h1I78JCNPOF92hx85fyE" %}
[Get E-Invoice by IRN](/cleartax-docs/e-invoicing-api/e-invoicing-api-reference/cleartax-e-invoicing-apis-xml-schema/b2b-e-invoicing-apis/get-e-invoice-by-irn.md)
{% endcontent-ref %}

{% content-ref url="/pages/5vfzSktLHw6mlQk3Xapt" %}
[Get Invoice Details](/cleartax-docs/e-invoicing-api/e-invoicing-api-reference/cleartax-e-invoicing-apis-xml-schema/b2b-e-invoicing-apis/get-invoice-details.md)
{% endcontent-ref %}

{% content-ref url="/pages/-MPKGtp4Iv5XhyLhFwAe" %}
[Send an E-Invoice via Email](/cleartax-docs/e-invoicing-api/e-invoicing-api-reference/cleartax-e-invoicing-apis-xml-schema/b2b-e-invoicing-apis/send-an-e-invoice-via-email.md)
{% endcontent-ref %}