Tax

TaxJar integration

Real-time sales tax calculation at EF checkout for US states and international sales. Auto-update on rate changes.

What it does

Sales tax at checkout has to be right or you eat the difference at filing time. TaxJar calculates rates in real time using the buyer billing address and your nexus configuration.

Order data syncs back to TaxJar for filing automation. Refunds and partial refunds adjust filed amounts automatically.

What you get

  • Real-time tax calculation by ZIP and country
  • Nexus configuration (states where you have tax obligations)
  • Product tax-class assignment (clothing, food, digital, etc.)
  • Order push for filing automation
  • Refund and partial refund adjustments
  • Exempt customer handling
  • International VAT calculation where supported
  • Backend script access to TaxJar API

Setup

  1. Get your TaxJar API token from Account → SmartCalcs API.
  2. In ElasticFunnels, go to Settings → Integrations → Ecommerce & Tax → TaxJar. Paste the token.
  3. Configure nexus states or countries you collect tax in.
  4. Assign product tax classes if you sell mixed categories.
  5. Run a test purchase from a taxable address and confirm the rate.
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