No. 70of 109 ·Tax Compliance Software

SutTax

Web · API

Freedom report

One barScore 5.5

Runs widely1 of 6 device platforms
DocumentedPlans, terms and facts published

SutTax is ranked #70 of 109 in tax compliance software on Freedom251, made by SutTax (Irving, Texas, United States). It runs on API, Web. A free trial is offered.

Compared on tax compliance software

Supported tax types: sales tax; use tax
Return filing: Yes
Filing support level: automated
Sales tax calculation: Yes
API access: Yes

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The record

Purpose: SutTax provides sales tax determination and tax return generation for U.S. tax jurisdictions.
Compliance returns: SutTax Compliance converts financial-system data into ready-to-sign tax returns that can be filed electronically or on paper.
Tax updates: SutTax Compliance regularly updates tax rules, rates, and forms for major U.S. jurisdictions.
Workflow tracking: Its dashboard shows return workflow status, including generation, review, approval, filing, acceptance, and amendments.
Determination: SutTax Determination calculates sales tax in real time and supports jurisdictions across all 50 states, including city and county jurisdictions.
Integrations: SutTax says its determination service integrates with financial, billing, e-commerce, and point-of-sale systems.
API: The determination page provides REST JSON API details and PHP, C#, and Ruby client samples.
Security: SutTax Compliance documentation says SSL can protect data in transit and databases can be encrypted with keys managed by the customer.
Support: The determination documentation says technical experts and customer service representatives are available to help with issues.
Intended customers: The Compliance FAQ names manufacturers, distributors, wholesalers, and importers as potential users.
Installation: The Compliance FAQ says there is no software to install because processing runs on a cloud-based server.
Pricing: The Compliance FAQ says customers pay only for the jurisdictions they use and should contact Avior for a pricing quote.
Streamlined Sales Tax: Avior says qualified sellers can use its SST service in 24 participating states, where the SST Project covers the cost of Avior's assistance.
Product: SutTax is Avior’s automated, cloud-based sales tax software for tax determination and tax return generation across U.S. jurisdictions.

Where it ranks on Freedom251

Best Tax Compliance Software in 2026#70 of 109

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Sources

suttax.avior.tax· checked 11 Oct 2026
suttax.avior.tax/suttax-compliance· checked 11 Oct 2026
suttax.avior.tax/suttax-determination· checked 11 Oct 2026
suttax.avior.tax/doc/suttax/product-details· checked 11 Oct 2026
suttax.avior.tax/doc/suttaxdeter/product-details· checked 11 Oct 2026
suttax.avior.tax/doc/suttax/faq· checked 11 Oct 2026
suttax.avior.tax/streamlined-sales-tax· checked 11 Oct 2026