taxC
taxC: A managed platform for complex U.S. sales-tax calculation, filing, and remittance. Ranked #63 of 106 in Tax Compliance Software by our editors (3.0/10); pricing: Pricing on request; best for assisted U.S. sales-tax compliance.
At a glance
- Editor score3.0 / 10
- PricingPricing on request
- Best forAssisted U.S. sales-tax compliance
- Founded2009 · Alpharetta, Georgia, United States
- Facts checked22 Sep 2026
Where it wins
- Combines calculation, filing, remittance, reconciliation, and notice management
- Dedicated practitioner oversight supports review and filing workflows
- Connects with ERP, accounting, ecommerce, billing systems, and APIs
Where it doesn't
- Filing support is assisted rather than fully self-directed
- Pricing requires contacting TaxConnex for a consultation
- Support is provided through email
Our verdict on taxC
taxC is TaxConnex’s cloud-based platform for businesses managing complex, multi-jurisdiction sales, use, and telecom tax obligations. It combines real-time sales-tax calculation with return preparation, review, filing, payment remittance, jurisdictional correspondence, GL reconciliation, tax calendars, and dedicated practitioner oversight. The web and API deployment options suit mid-market and enterprise organizations that need tax compliance connected to operational systems rather than handled as a standalone task.
Its strongest fit is the combination of automation and managed review. taxC supports automated sales-tax filing while also providing dedicated human oversight, which makes the platform appropriate for organizations that want a practitioner involved in return preparation and filing. Payment remittance, notice management, reconciliation, and calendar management extend coverage beyond transaction calculation. Integrations include Oracle NetSuite, Microsoft Dynamics 365 Business Central and Finance and Operations, Intuit QuickBooks, Salesforce, BigCommerce, WooCommerce, Amdocs, rev.io, Datagate, Sandy Beaches, APIC, and BluLogix. API options support additional integration work.
Pricing follows a contact-sales model, with prospective customers directed to schedule a consultation. That approach suits organizations evaluating a managed compliance relationship, though it gives buyers less immediate plan-level pricing detail. taxC is delivered through the cloud, includes SOC 2 compliance, and lists email as its support channel. Businesses that want calculation, filing, remittance, and practitioner involvement in one service should consider taxC. Organizations seeking fully self-directed filing or a simple, low-touch workflow may prefer a product built around independent filing management instead.
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taxC pricing
taxC fact sheet
| Free plan | Not verified |
|---|---|
| Paid from | Not verified |
| Jurisdictions covered | Not verified |
| Supported tax types | sales tax, use tax, telecom tax |
| Return filing | Yes |
| Filing support level | Assisted |
| Sales tax calculation | Yes |
| Tax registration | Not verified |
| API access | Yes |
| Deployment | Cloud |
| Platforms | Web |
| Compliance & security | SOC 2 |
| Support | |
| Built for | Mid-market, Enterprise (editorial estimate) |
| Integrations | 13 integrations: Oracle NetSuite, Microsoft Dynamics 365 Business Central, Microsoft Dynamics 365 Finance and Operations, Intuit QuickBooks, Salesforce, BigCommerce … |
| Pricing | Pricing on request |
| Website | taxconnex.com |
| Facts checked | 22 Sep 2026 |
taxC integrations
taxC lists 13 integrations on its own site.
- Oracle NetSuite
- Microsoft Dynamics 365 Business Central
- Microsoft Dynamics 365 Finance and Operations
- Intuit QuickBooks
- Salesforce
- BigCommerce
- WooCommerce
- Amdocs
- rev.io
- Datagate
- Sandy Beaches
- APIC
- BluLogix
Alternatives to taxC
- ONESOURCE DeterminationA global indirect tax engine for complex, high-volume calculation needs.9.4
- CCH SureTaxA broad sales-tax platform for teams combining calculation, research, filing, and remittance.9.3
- ONESOURCE Indirect ComplianceA broad compliance platform for multinational tax and finance teams managing complex filings.9.2
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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