Global Sales Tax Compliance API
A cutting-edge API for automating worldwide sales tax compliance.
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Global Tax API provides instant worldwide sales tax calculations and compliance features via a REST API.
- for
- Developers building e-commerce, SaaS, or financial platforms that need automated tax compliance.
- pricing
- paid
Key features
- Instant Tax Calculation — Returns sales tax rates for over 40,000 US jurisdictions and many international regions in seconds.
- VAT Validation & Thresholds — Validates EU/UK VAT numbers and checks against country-specific VAT thresholds.
- Australian ABN Validation — Verifies Australian Business Numbers as part of tax compliance.
- Invoice OCR (e-Invoicing) — Extracts data from inbound/outbound invoices to automate procure-to-pay and order-to-cash workflows.
- UK MTD XML Generation — Automatically creates XML files for UK Making Tax Digital returns.
- Spanish SII & Portuguese ECSL XML Generation — Generates required XML for Spanish SII and Portuguese ECSL tax filings.
- 24-hour SLA Support — Provides email support with a guaranteed 24-hour response time.
Use cases
- Calculate accurate sales tax at checkout for global customers.
- Validate customer VAT numbers and apply correct EU VAT rates.
- Automate e-invoicing and invoice data extraction for accounting systems.
- Generate UK MTD XML files for automated tax submissions.
- Integrate tax compliance into SaaS subscription billing.
Global Sales Tax Compliance API FAQ
How do I obtain the country codes required for the /v2/calculate_taxes endpoint?+
A list of all supported country codes is provided on the Global Tax API documentation page.
Does the API support UK Making Tax Digital (MTD) filings?+
Yes, it can automatically generate the XML files needed for UK MTD returns.
Can the API generate XML for Spanish SII and Portuguese ECSL returns?+
Yes, it supports automatic XML generation for both Spanish SII and Portuguese ECSL tax filings.
What support is available if I encounter issues?+
A 24-hour SLA guarantees a response within a day, and email support is available for direct assistance.
Are there custom enterprise plans?+
Enterprise customers can request custom branding, integrations, volume discounts, and other features by contacting the sales team.
Summarized by DevHunt from horisystems.com · Oct 4, 2026. Details may change; check the official site.
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