---
title: validationURL
framework: applepayontheweb
role: symbol
role_heading: Instance Property
path: applepayontheweb/applepayvalidatemerchantevent/validationurl
---

# validationURL

The URL your server must use to validate itself and obtain a merchant session object.

## Declaration

```data
readonly attribute DOMString validationURL;
```

## Mentioned in

Providing Merchant Validation

## Discussion

Discussion This attribute is contained by the onvalidatemerchant event. Access this attribute using the event parameter, for example, var URL = event.validationURL;. Pass the URL in the validationURL attribute to your server, as described in Providing Merchant Validation.