Fast, simple sales tax filing for
small business owners

File your sales tax returns quickly and easily with Avalara TrustFile!

The Power of Orange


Red Herring Award

Top 100 North America

Avalara Returns

Over 1 Million

Avalara will complete over 1 million tax returns in 2015.

Avalara AvaTax

Over 4 Billion

Avalara will process over 4 billion sales tax calculations in 2015.


Deloitte Award

Technology Fast 500

Faster Filing with Avalara TrustFile

Complete your sales tax returns in as little as 5-minutes with TrustFile.

Import Your Sales History

Sync or upload your sales transactions to get started.

We Process Your Data

TrustFile analyzes your data and generates a free report summarizing your sales tax liability.

Complete Your Returns

Use your TrustFile report to complete your returns manually or subscribe for auto-filing.

How Avalara TrustFile Works

A step-by-step look at how to file faster with TrustFile.

1. Complete your company profile

Tell us where your business is located. We use this information to accurately determine where your sales transactions originate.

TrustFile Integrations

2. Import your sales transactions

Whether you're selling through Amazon, Woocommerce, Shopify, or at your own store, you can use TrustFile to process your sales history quickly and easily. Sync directly to your store or import your sales data.

3. Choose where to file in the US

TrustFile will analyze the sales transactions you imported and provide a detailed sales tax breakdown across more than 12,000 tax jurisdictions in the United States. Use this report to quickly determine the cities and counties where you need to pay sales tax.

4. Review and file your return

Your TrustFile sales tax report gives you all the information you need to file your sales tax. You'll be able to fill out your paper forms faster than ever before and get back to what you care about most - building your business.

5. Your tax data is safe & secure

TrustFile stores the sales tax data you import using the latest security and encryption technology. You'll have all your sales tax filing information safely stored in a single location for easy access.

Still have questions?

Watch our demo or reach out!

Demo Video

We've put together a demo of the TrustFile product. In it, we upload sales data in CSV form, review our sales tax report, and generate a signature ready return.

Watch the Demo


We love to hear from visitors. Don't hesitate to reach out with questions or comments. We'll do our best to respond within 24-hours of receiving emails.

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State Sales Tax Guides