> ## Documentation Index
> Fetch the complete documentation index at: https://docs.paypal.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Invoicing v2

The following are the webhook events related to the [Invoicing v2 API](/reference/api/rest/invoices/show-invoice-details).

| Event                         | Trigger                                                                | Related method                                                                     |
| ----------------------------- | ---------------------------------------------------------------------- | ---------------------------------------------------------------------------------- |
| `INVOICING.INVOICE.CANCELLED` | A merchant or customer cancels an invoice.                             | [Cancel invoice](/reference/api/rest/invoices/cancel-sent-invoice)                 |
| `INVOICING.INVOICE.CREATED`   | An invoice is created.                                                 | [Create draft invoice](/reference/api/rest/invoices/create-draft-invoice)          |
| `INVOICING.INVOICE.PAID`      | An invoice is paid, partially paid, or payment is made and is pending. | [Mark invoice as paid](/reference/api/rest/invoices/record-payment-for-invoice)    |
| `INVOICING.INVOICE.REFUNDED`  | An invoice is refunded or partially refunded.                          | [Mark invoice as refunded](/reference/api/rest/invoices/record-refund-for-invoice) |
| `INVOICING.INVOICE.SCHEDULED` | An invoice is scheduled.                                               | [Schedule invoice](/reference/api/rest/invoices/show-invoice-details)              |
| `INVOICING.INVOICE.UPDATED`   | An invoice is updated.                                                 | [Update invoice](/reference/api/rest/invoices/fully-update-invoice)                |