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

# email.bounced

> Triggered when the email is permanently rejected by the recipient's mail server

## When it triggers

This event fires when the recipient's mail server permanently rejects the email. Common causes include invalid email addresses, full mailboxes, or domain-level blocks.

<Warning>
  Bounced addresses are automatically added to the suppression list to protect your sender reputation. Future emails to this address will be blocked.
</Warning>

## Payload

```json theme={null}
{
  "type": "email.bounced",
  "data": {
    "email_id": "em_abc123",
    "from": "hello@yourdomain.com",
    "to": "user@example.com",
    "subject": "Welcome to SendKit",
    "tags": [],
    "created_at": "2026-03-02T12:00:02+00:00"
  },
  "created_at": "2026-03-02T12:00:02+00:00"
}
```

## Payload fields

<ResponseField name="email_id" type="string">
  Unique identifier of the email.
</ResponseField>

<ResponseField name="from" type="string">
  Sender email address.
</ResponseField>

<ResponseField name="to" type="string">
  Recipient email address.
</ResponseField>

<ResponseField name="subject" type="string">
  Email subject line.
</ResponseField>

<ResponseField name="tags" type="array">
  Tags associated with the email. Each tag has `name` and `value` string fields. Returns an empty array if no tags were set.
</ResponseField>

<ResponseField name="created_at" type="string">
  ISO 8601 timestamp of when the email was created.
</ResponseField>