# Tax preview generation

#### What's new

New endpoint allows you to pass any `Order` object to generate the tax invoice preview as HTML file.

#### Changes in API

New <mark style="color:blue;">`POST`</mark> `https://app.ecwid.com/api/v3/{storeId}/orders/tax-invoice-preview`  endpoint which accepts an `Order` object as request JSON body (the same way the Create order request does).

#### Documentation links

{% content-ref url="/spaces/G9n5VxMY9T0Ob3D56PSD/pages/wXMayKGrn8muT8YZ3oCl" %}
[Generate tax invoice preview](/api-reference/rest-api/orders/order-invoices/generate-tax-invoice-preview.md)
{% endcontent-ref %}


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Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.ecwid.com/changelog/april-2026/april-30/tax-preview-generation.md?ask=<question>
```

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Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.