---
api: 'Business API'
---

# Unfreeze a card

Unfreeze a card to re-enable spending for that card.
You can only unfreeze a card that is in the state `frozen`.

A successful unfreeze changes the card's state back to `active`, and no content is returned in the response.

:::note
- This feature is not available in Sandbox.
- To increase your account's card limits, please contact [Revolut API Support](mailto:api-requests@revolut.com).
:::

For more information, see the guides: [Manage cards](/docs/guides/manage-accounts/cards/manage-cards).

## Endpoint

POST `/cards/{card_id}/unfreeze`

## Parameters

### path parameters

- `card_id` (string, required)
  The ID of the card to unfreeze.

## Returns

### 204

Card successfully unfrozen

## Error responses

| HTTP status code | Description |
| --- | --- |
| 400 | Bad request  Returned, for example, when you provide an invalid card ID in the path. |
| 403 | State of the card doesn't allow to unfreeze it |
| 404 | Card doesn't exist |