Avalara Returns for Small Business helps reduce sales tax return preparation time and eliminates the hassle of filing with each state website. Connect with your Shopify sales data and we'll create signature-ready sales tax returns for every state where you have a tax presence or are required to collect sales tax. Use our interactive tool to find state-specific information and stay on top of deadlines with monthly reminders. We'll tell you where, when, and how to file your sales tax returns.