Paperform allows you to customize the details of future invoice receipts.

To get started, navigate to your Billing Settings and select the button labeled "Go to Billing Portal".

A screenshot from the Billing Settings page of an account, showing the "Billing Portal" section and the button that should be clicked in this step.

Scroll down to "Billing Information" and click the button labeled "Update Information". The page that appears will allow you to modify your Billing Information, including any Tax ID numbers you'd like to add or change.

Invoice receipts generated before June 2021 will not appear in your Billing Portal. Instead, you can access and modify these within your Account Settings, under the "Receipts" section. Click the button labeled "Customize Receipts" on this page to get started.