> For the complete documentation index, see [llms.txt](https://help.checkoutchamp.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.checkoutchamp.com/crm/plugins/tax-services/avalara-tax/add-avalara-tax-to-a-campaign.md).
# Add Avalara Tax to a Campaign
*Click* on **CRM > Campaigns >** *Click* on the blue **“Edit Icon”** located next to the Campaign you want to add AvaTax to.
This will take you to the **Campaign's** Edit page.
* In the “General Details” Section under **"Billing options”**. Below Tax Service *click* on the drop down and select **AvaTax**. Then Click on the blue **"Update"**.
* Check the box next to “Auto Tax Calculation” if you want it to automatically calculate the sales tax and then click **"Update"**.
**Note: *****AvaTax automatically determines the sales tax rates at checkout. Avalara makes setting up and calculating sales tax for your online store much easier to manage.***
