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ONESOURCE Determination vs Tax1099

ONESOURCE Determination

tax.thomsonreuters.com

Tax1099

tax1099.com

Side by side

FigureONESOURCE DeterminationTax1099
Price from—$20.75/mo
Free plan—Yes
Free trial——
Open source——
WebYesYes
WindowsYes—
LinuxYes—
iOS—Yes
Android—Yes
APIYesYes
Self-hostedYes—
Plans published15
Spec score · Tax Compliance Software8.6 (#6)9.0 (#5)
APIThomson Reuters describes API and integration offerings for connecting Determination to business systems and adding capabilities.Its API supports federal and state filing and recipient-copy distribution for 1099, W-2 and payroll forms.
HeadquartersNew York, New York, United StatesFayetteville, Arkansas, United States
IntegrationsThe product offers pre-built integrations for 60+ financial systems, including SAP, Oracle, and Microsoft Dynamics 365 for Finance and Operations.Tax1099 advertises more than 12 no-code connections, including QuickBooks, ZohoBooks, Oracle NetSuite, Excel and Xero.
PurposeAutomates global indirect tax calculations for sales tax, use tax, GST, VAT, and excise tax.Tax1099 is an IRS-authorized e-filing and compliance platform for informational returns and other compliance data.
SupportONESOURCE with CoCounsel provides real-time, chat-based answers to product questions.Live chat support is listed Monday through Friday from 8:30 AM to 6:00 PM Central Time, with 24/7 support available during tax season.

Plans

ONESOURCE Determination

  • ONESOURCE DeterminationPriced on request

ONESOURCE Determination pricing →

Tax1099

  • EssentialFree
  • Teams$249 a year
  • Scale$349 a year
  • Form eFiling$2.99, paid once
  • IRS eFile volume pricing$2.99, paid once

Tax1099 pricing →

In their own words

ONESOURCE Determination

ONESOURCE Determination automates calculations for sales tax, use tax, GST, VAT, and excise tax. The web-based product connects with ERP, financial, billing, e-commerce, point-of-sale, and payment systems through pre-built or custom integrations. It supplies global tax rates, rules, and calculations in real time, with cloud synchronization to support high transaction volumes. Deployment includes a cloud-based indirect-tax engine and an edge-computing option. Determination Anywhere supports business-specific security and data-residency requirements. Tax content covers specialized jurisdictions and industries, with industry offerings for oil and gas, retail, manufacturing, and technology. Configuration features include company structures, global calculations, and tax-return streamlining. Thomson Reuters says its automated calculations and certified processes aim to reduce audit-triggering mistakes; the processes are backed by SSAE 18 and ISAE 3402 certifications. Pricing is on request, and a free demo can be requested.

Visit tax.thomsonreuters.com

Tax1099

Tax1099 is an IRS-authorized e-filing and compliance platform for informational returns and related compliance data, available on the web and through an API. Listed forms include 1099, W-2, payroll, ACA, 1098, 1042, tax-exempt, and other forms. Filing supports the IRS, SSA, and states participating in the Combined Federal State Filing program. The platform lists corrected or void forms, scheduled filing, rejected-form resubmission, recipient copy downloads, reports, and AI-assisted e-filing. It offers two-way 1099 data sync with QuickBooks Online, Xero, and BILL, plus import options for QuickBooks Desktop and other services. Security measures listed include encryption, TIN masking, authentication procedures, and annual SSAE-21 Type II audits. The Essential plan is free and charges per form filed. Form e-filing is listed at $2.99, paid once for the first 20 forms, then tiered rates: $2.30, paid once for forms 21–150, $1.31, paid once for 151–500, and $0.68, paid once for 501–1,000; contact for 1,000+. Teams costs $249 a year and Scale costs $349 a year.

Visit tax1099.com