Delivers sales and use tax calculations within your existing business applications at the time of checkout or billing — in real time.

Tame the complexity

Sales and use tax changes come at you from every direction. Let them, knowing you have highly accurate tax calculations based on the latest rules and rates in our system.

Who has the time?

Rates, rules, and boundaries change too frequently to keep up on your own. Instead, connect AvaTax across your business systems and be done.

The more you grow

As your product offering changes or geographical reach expands, so does tax complexity. AvaTax supports growth with calculations in 12,000+ U.S. sales and use tax jurisdictions and beyond.

Get it right for your customers

Your customers don’t like paying the wrong amount of tax — not one bit. Help ensure they don’t and improve accuracy by automating your calculations.

Let auditors look elsewhere

You run more than just the risk of customers noticing your rates are wrong. Auditors may too. Automation helps minimize the errors bound to result from manual processes.



Features and benefits

On-demand calculations
On-demand calculations

AvaTax delivers real-time rates directly into your shopping cart or invoicing system at the moment of purchase.

Ready to connect
Ready to connect

AvaTax has 600+ prebuilt integrations into ERP, ecommerce, and other systems, plus an advanced API.


As a software-as-a-service (SaaS) solution, AvaTax updates take effect as soon as they’re deployed, keeping your calculations current.

Geospatial location
Geospatial location

ZIP code-based calculations don’t go the distance. AvaTax uses advanced technology to map rates to exact locations.

Always a step ahead
Always a step ahead

Navigate tax holidays and other complicated scenarios with ease. AvaTax has you covered.

On-demand reports
On-demand reports

Quickly export your transaction data for filing, or let AvaTax and Avalara Returns work in tandem to prepare your returns.

Works with
Avalara Returns

A filing service so seamless you’ll barely lift a finger as Returns pulls your data from AvaTax to prepare and file your returns. If you choose, we can even remit payments for you.

Avalara CertCapture

A seriously upgraded way to manage tax documents in the cloud for tidy, audit-ready records. Syncs with AvaTax to automatically apply exemptions at checkout.

Nexus analysis study

Knowing where to collect sales tax is critical. A thorough analysis of your sales activity will identify the states where you have nexus to help you solve the compliance puzzle.

Hear from our customers

"We knew we couldn’t be tax experts in every state. We needed a company to provide that expertise.”

Bob Romano
Life is Good

Connect with Avalara

See how easily our solutions work with your business applications.


Curious how we help with your specific tax challenges? Just ask.


Get direct help with your most pressing questions about tax software.