Simplified sales tax filing for online sellers.
TrustFile automates your sales tax preparation and filing so you can get back to business. Start a free 30-day trial today.

Sales tax is complicated. Getting started with Avalara TrustFile is easy.


Connect directly to your sales data.

Sync your data automatically or upload CSV files. TrustFile is compatible with data from any sales platform.


TrustFile immediately prepares your returns. 

We’ll automatically prepare your sales tax returns based on the sales data you’ve provided.


File your returns with a single click. 

TrustFile files returns in every state — just imagine the time savings!

Features designed to help ecommerce sellers prepare and file sales tax returns in minutes:

Automated sales tax preparation, filing, and remittance
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.
Complete coverage across all states
TrustFile files and remits state level tax returns for all 45 states that levy a sales tax. No matter how many states you file in, we’ve got you covered
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.
Signature-ready sales tax forms
Get a completed PDF of your sales tax form for each state. Print and send these to the state, or keep them for your records.
Coverage for tax exempt sales and merchandise returns
TrustFile takes these types of transactions into account when preparing your sales tax returns so you no longer have to file amended returns.
Pricing that doesn’t fluctuate by sales volume
Your TrustFile subscription pricing will stay the same regardless of your monthly sales volume.
Comprehensive record keeping
TrustFile keeps track of all your historical returns and sales transactions for anytime you need to refer back.
Expert level support
TrustFile is backed by Avalara, the leader in sales tax automation. You’ll get access to our self-service support center as well as our comprehensive support staff.

TrustFile integrates with the sales and accounting platform you use every day

Don’t see your sales channel here? TrustFile is compatible with data from any sales platform.

See what other sellers love about TrustFile

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