$3.5 trillion in eCommerce sales.Download the IDC Market Spotlight
Calculating sales tax in real time, all the time
Black Friday? Cyber Monday? Business as usual? No problem — we can perform hundreds of millions of sales tax calculations, keep average response times to 18ms, and maintain 99.99% uptime without breaking a sweat.Learn more about TaxJar's API
Collecting the right rate at the right place
Sales tax is complex. Accuracy matters. With economic nexus determination and street-address accurate calculations, TaxJar ensures you collect the right rate on every product in over 14,000 taxing jurisdictions.Determine your sales tax nexus
Anticipating your tax needs with technology
Take back the time you spend on tedious, manual processes. TaxJar is reinventing sales tax management with AI-driven tax categorization, a flexible API, certified integrations you care about, and automated filing.Learn about the first sales tax artificial intelligence
Doing our best work so you can do yours
Gain peace of mind. From onboarding, to a dynamic knowledge base, to award-winning support, we believe in providing you the best experience from product to person.Learn more about our team
Connect your sales channels, marketplaces, or ERP with our pre-built integrations or the TaxJar API.Explore our integrations
Know your sales tax liability and reduce risk with accurate sales tax rates at checkout.Sales tax calculator
File and remit sales tax returns with AutoFile — and never miss a deadline again.Learn more about AutoFile
Start automating sales tax today with the highest rated sales tax solution 1
Navigating sales tax compliance in 2020
6 steps to simplifying sales tax management so you can reduce risk and save time.
Learn how Plant Therapy saves 40 hours a month filing and collecting sales tax with TaxJar and an integration with Miva.