Developers: Introducing Zamp’s Free API Trial

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WooCommerce

Calculate rooftop-accurate sales tax and automate compliance for your WooCommerce store with Zamp’s native integration.

Zamp integration feature screenshot

Integration overview.

Real-time and rooftop 
accurate calculations.

Sub-second performance
at checkout.

Native WooCommerce integration.

Available on WooCommerce Marketplace

Why Zamp for WooCommerce.

Fully managed compliance.

Tax calculation, exemptions, registrations, filings, remittance, and audit reporting are managed on a single platform.

Accurate at the product and customer level.

Native support for product taxability and tax-exempt customers, including B2B and wholesale workflows.

Predictable, transaction-based pricing.

Usage is tied to committed orders, not API calls—no per-request billing and no hidden overages.

White-glove onboarding and support.

A consistent team supports configuration and compliance, with no handoffs and no re-explaining.

4 steps to integrate Zamp to WooCommerce.

1

2

3

1

Install the Zamp plugin.

Add Zamp directly to your WooCommerce store.

Configure nexus, taxability, and exemptions.

Define where you collect tax, assign product tax codes, and manage exempt customers, with guided onboarding to ensure accuracy.

Enable real-time checkout calculation.

Apply rooftop-accurate tax with address validation and sub-second response at checkout.

Validate, backfill, and go live.

Sync historical orders, confirm jurisdiction-level liability, and activate managed compliance.

FAQ.

Still have questions? Call us at 1-866-438-9267
or email us at support@zamp.com.

Does Zamp replace WooCommerce’s built-in tax settings?

Zamp becomes the system of record for tax calculation and compliance while integrating directly with checkout and order data.

How are wholesale and tax-exempt customers handled?

Exempt status is applied at checkout and carried through to jurisdiction-level reporting and state filings.

Can Zamp handle refunds, partial shipments, and order adjustments?

Yes. Full and partial refunds, returns, and line-item adjustments are recalculated and reported with correct tax treatment.

How are marketplace and off-platform sales included for compliance?

Transactions from external channels can be unified in Zamp for consolidated reporting and state filings.

Does Zamp support Canadian GST, HST, and PST?

Yes. Zamp supports Canadian tax regimes with jurisdiction-level reporting and compliance workflows.

How is address-level accuracy achieved?

Zamp uses geospatial boundary mapping with real-time address validation to assign the correct taxing jurisdictions.

How is usage measured for billing?

Usage is based on committed orders, not API calls, providing predictable, reconciliation-friendly pricing.

What happens when nexus rules or tax regulations change?

Zamp monitors regulatory changes and updates calculation and filing logic as part of the managed compliance service.

Platforms we support.

We connect where you sell. Explore the platforms we integrate with to see how Zamp simplifies your sales tax compliance.

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