> Documentation index: [Saleor](/llms.txt) · [This section](/api-reference/miscellaneous/llms.txt)
> Source: https://docs.saleor.io/api-reference/miscellaneous/unions/tax-source-object

# TaxSourceObject Union

No description

```graphql
union TaxSourceObject = Checkout | Order
```

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### Possible types

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#### [`Checkout`](/api-reference/checkout/objects/checkout.md)

Checkout object.

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#### [`Order`](/api-reference/orders/objects/order.md)

Represents an order in the shop.

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### Member Of

[`TaxableObject`](/api-reference/taxes/objects/taxable-object.md) object  ● [`TaxExemptionManage`](/api-reference/taxes/objects/tax-exemption-manage.md) object