The proven leader in sales tax decision automation.

Avalara AvaTax connects to the software that you already own and dynamically delivers instantaneous sales tax decisions based on precise geo-location in more than 12,000 taxing jurisdictions in the U.S. For most businesses sales tax is an obligatory, complex nightmare. Automating this process saves time, money and effort. AvaTax automatically assigns hundreds of thousands of taxability rules and the latest jurisdiction boundaries to deliver the right rate and tax calculation.


AvaTax applies US sales tax and VAT calculations as the transaction takes place via a secure, encrypted Internet connection without disrupting your existing workflow. Centralized, secure management enables tax schedules for new locations to be automatically assigned and maintained.


AvaTax integrates seamlessly with existing business systems and removes the guesswork. Rates are calculated “behind the scenes” and are automatically applied to the transaction. Reports are generated on-demand.


Forget about tracking rates, rule changes and tax holidays. AvaTax continuously updates data, making accurate sales tax calculations available immediately. Minimize audit risk using advanced address validation, sourcing and taxability determination, and jurisdiction assignment technology.


Redeploy accounting resources and avoid spending time and money on audits and penalties. AvaTax is a scalable, subscription-based Software-as-a-Service (SaaS) that is tailored to each customer’s specific needs. Ease and speed of integration get you up and running quickly and the cloud-based service eliminates additional hardware costs.

Download the AvaTax product datasheet.


Precise Rate Determination

Advanced geocoding technology provides the basis for precise identification of tax jurisdictions and roll-up to a total tax rate.

Sourcing Rules

AvaTax is programmed with the latest information for handling destination based, origin based and hybrid sourcing rules.

Address Validation

The AvaTax calculation engine encompasses the most accurate and up-to-date, U.S. Postal Service-approved, address data available.

Product Taxability

Avalara's AvaTax engine stores hundreds of thousands of product taxability rules for jurisdictions across the U.S. Even better, these rules are constantly updated in the cloud so your tax calculations are always accurate.


AvaTax generates summary and detailed reports, on demand, easily and accurately.

Common Add-Ons

Consumer Use and International tax calculation. Automated filing and remittance with Avalara Returns. Robust exemption certificate management via Avalara CertCapture. Excise tax with AvaTax Excise.

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For more details:

(877) 780-4848

AvaTax connects with the software that you already own.

We connect to the world's leading ecommerce shopping carts and accounting software.

Search for more information on our top integrations:

Additional Options

Global Calculation

If your company is growing internationally, AvaTax with Global Calculation can enable you to automate tax compliance without having to become expert in VAT and other transactional tax requirements in the EU and beyond.

Consumer Use

Automatically calculates consumer use tax within AvaTax, applying the correct tax rate to tangible personal property (TPP) transactions not otherwise subject to sales tax.

Streamlined Sales Tax (SST)

Avalara is proud to be a Streamlined Sales Tax provider, allowing businesses to outsource their sales tax calculation and filing in states that belong to the SSUTA.

Sales tax is what we do, and we want to share our knowledge.

Product Demo

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Product Demo

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