Sales Tax is complicated, Avalara makes it easy. Since 2004, our dedicated team of revolutionaries has worked day and night to help businesses of all sizes achieve compliance by providing a fast, easy, and accurate way to manage transactional taxes. Avalara’s API dynamically delivers instantaneous sales tax decisions based on precise geo-location in more than 12,000 taxing jurisdictions in the U.S. Avalara’s API offers the ability to automatically assign hundreds of thousands of taxability rules and the latest jurisdiction boundaries within your desired accounting, shopping cart or point-of-sales system to deliver the right rate and tax calculation.