---
title: Coupon Applied
slug: tracking-plan/coupon-applied
docTags: 
createdAt: 2026-01-21T23:00:52.588Z
---

Coupon was applied on a user's shopping cart or order.

**Suggested source:** website front-end

**Properties**

| Name             | Type     | Description                                        | Required |
| ---------------- | -------- | -------------------------------------------------- | -------- |
| **cart\_id**     | `string` | Cart ID, if applicable<br />                       |          |
| **coupon\_id**   | `string` | Coupon ID<br />                                    |          |
| **coupon\_name** | `string` | Coupon name<br />                                  |          |
| **discount**     | `number` | Monetary discount applied through the coupon<br /> |          |
| **order\_id**    | `string` | Order/transaction ID, if applicable<br />          |          |

**Example**

```json
{
    "cart_id": "cart_789123",
    "coupon_id": "coupon_456",
    "coupon_name": "SUMMER20",
    "discount": 20,
    "order_id": "order_123456"
}
```