Simplify and automate tax exemption workflows for BigCommerce. Sync certificates and keep customer tax-exempt status up to date.

EXEMPTAX helps BigCommerce merchants simplify and automate tax exemption workflows while maintaining flexibility in their tax stack.

Manage resale, nonprofit, and other exemption certificates in one place and keep customer tax-exempt status aligned in your BigCommerce store through a secure API integration.

Reduce manual updates, eliminate spreadsheet tracking, and improve checkout accuracy for qualified customers without overhauling your existing tax setup.

Key Benefits

Simplify and automate exemption certificate workflows

EXEMPTAX is tax-engine agnostic. In many cases, merchants can retain their existing tax provider while gaining better exemption management and long-term cost flexibility.

How EXEMPTAX Works

Please note: An existing EXEMPTAX account is required to enable installation and automation functionality.

Built for Growing BigCommerce Merchants

EXEMPTAX helps maintain accurate customer exemption status in BigCommerce by reducing manual processes, improving visibility into exemption records, and lowering audit risk, so your team can focus on growth instead of paperwork.

For more complex requirements, multi-channel environments, additional integration options, or managed services, please schedule a demo at

to discuss the best EXEMPTAX setup for your business.