Top Features

  • Fast - AvaTax applies US sales tax and VAT calculations as the transaction takes place via a secure, encrypted Internet connection
  • Easy - AvaTax integrates seamlessly with existing business systems and removes the guesswork
  • Accurate - AvaTax continuously updates data, making accurate sales tax calculations available immediately


The proven leader in sales tax decision automation

Sales tax is compulsory, complex and costly for any business. Automating the process saves time, money and effort.

AvaTax dynamically delivers billions of tax decisions and applies them across 10,000+ jurisdictions at the point of transaction, within any ERP or billing system.

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.

The Power of AvaTax: Real-time access to the most current rates and taxability rules within any ERP or billing system.

Address validation

The AvaTax calculation engine encompasses the most accurate and up-to-date address data available. Input addresses are automatically checked and corrected for spelling errors and inaccurate street names. Five-digit zip codes are appended to nine-digit accuracy.

Sourcing rules

Using advanced geocoding technology, transaction addresses are pinpoint positioned within all applicable jurisdiction boundaries. Geo-positioning provides the basis for precise identification of tax jurisdictions and roll-up to a total tax rate.

Jurisdiction Assignment

The AvaTax service includes researched and validated system tax codes which provide highly accurate product taxability assessments and ensures the correct rates are calculated for all products and services.

Product Taxability

AvaTax is programmed with the latest information for handling destination based, origin based and hybrid sourcing rules, ensuring the most accurate possible assignment of tax rates for individual transactions.


AvaTax generates summary and detailed reports on demand, easily and accurately. Export your data for filing, or for complete end-to-end automation, and use Avalara Returns for fully outsourced sales tax compliance management.

End-to-end compliance + accuracy for all your transactional tax needs. Avalara CertCapture - Certificate Management

Limit your non-taxed transaction audit liability. Ensure that valid certificates are immediately accessible through electronic collection, storage and management.

Avalara Returns - Returns & Filing

Ensure timely and accurate transactional tax filing and remittance - with simplicity. File returns and remit payments on time using a single payment solution. Whether the jurisdiction requires e-filing or mailed in hard-copy returns, Avalara Returns performs the job.



Developed by

Avalara, Inc.



Back to overview