Sales tax filing for online sellers
Automate your sales tax preparation and filing and get back to business

Sales tax is complicated. Filing and remitting your sales tax with Avalara is easy.

1. Connect directly to all your sales data

Quickly and easily import your sales data by connecting to your online store, your accounting software, or Amazon Seller Central account.

Need to manually enter a sale or upload a CSV? No problem! TrustFile has you covered.

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2. TrustFile immediately prepares your returns

See every state in which you've collected sales tax - all from your TrustFile dashboard!

TrustFile prepares digital and printable copies of your state sales tax returns in minutes.

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3. Automate your sales tax returns with a single click

Save yourself hours of manual work and let TrustFile handle your sales tax filing.

File and schedule your sales tax returns with auto-file. Set it and forget it!

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4. File in multiple locations or on behalf of multiple clients

Easily file and remit for multiple locations or on behalf of multiple clients with our multi-tenant version.  This version allows you to see where you are instantly across multiple locations in an easy-to-read dashboard.

Click here to start your free trial of the multi-tenant version of Avalara TrustFile.

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Prepare and file sales tax returns in minutes

Fully automated sales tax preparation and filing
TrustFile takes the guesswork out of sales tax. Just upload your sales data and we’ll tell you where, when, and how much to file and remit each filing period. File returns with a single click.
Amazon FBA Inventory Report
Connect your Amazon seller account to receive a report detailing total FBA sales fulfilled out of each warehouse, total FBA sales volumes by state, and first sale date for each state.
Never miss a filing deadline
TrustFile will send you reminders each month you have returns due. No more late fees, no more pesky filing calendars.
Simple pricing. No hidden fees.
Your TrustFile subscription pricing will stay the same regardless of your monthly sales volume. Never pay extra for setup or support.
Features to support online sellers
Things like merchandise returns and product taxability rules make sales tax more complicated for retailers. TrustFile takes those into account so you don’t pay more than you have to.
Expert level support
TrustFile is backed by Avalara, the leader in sales tax automation. We’ll pair you with a coach to help you through your free trial and you always have access to our self-service support center and expert support staff.

Works with the sales and accounting platforms you use every day

See what other sellers love about TrustFile

"I have used Avalara Trustfile services now for over a year and it has been a huge relief for me. This is the first aspect of your FBA business that you should hand over to a 3P provider and Trustfile is the perfect platform at a great price!"


Adrienne Kosewicz
Play it Safe World Toys

"Avalara TrustFile simplified one of the hardest parts of being a small business owner - dealing with sales tax. With a few clicks in TrustFile, I was able to generate an accurate return and get it filed. I would highly recommend integrating the Avalara TrustFile app into your Shopify store."


Melody Godfred
Fred & Far