Why do I need to upload a resale certificate to the Gelato Dashboard? A valid resale certificate is required for Gelato to correctly calculate sales taxes on your orders. You can upload your certificate from the Gelato Dashboard, in the Billing menu. Read more... Related articles What is a resale certificate? Sales Tax - Resale Certificate I operate in multiple states in the US. Do I need to upload a certificate for each state? I don't sell print materials in the US. Do I still need to upload a resale certificate? How does the integration with Shutterstock work?