Amazon

Connect Amazon Seller Central to Zamp. Every order, refund and settlement syncs daily, counted for nexus and reported where states require it.

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Integration overview.

Every Amazon sale counted for nexus.

Reported where states require it.

Read-only Seller Central sync, daily.

Why Zamp for Amazon.

Counted toward nexus.

Marketplace sales count toward economic nexus in most states, including California and Washington, even when the marketplace collects the tax.

Reported where states require it.

States like Washington and Texas still expect marketplace sales on your return. Zamp reports them, and you don’t pay that tax twice.

FBA inventory tracked.

Stock in Amazon fulfillment centers can create physical nexus. Zamp monitors where your FBA inventory sits.

A team that owns the outcome.

U.S.-based sales tax specialists handle registrations, filings, remittance and state notices, with your approval at each step.

Everything you need for global sales tax — in one place.

4 simple steps to integrate Zamp to Amazon.

  • G2 Easiest Setup, Summer 2026
  • G2 Easiest to Do Business With, Summer 2026
  • G2 Easiest Admin, Winter 2026
  • G2 Best Usability, Summer 2026

Enable the Amazon integration.

Your Zamp representative turns on the Amazon connector for your account.

Connect Seller Central.

Sign in as a Seller Central admin, choose the U.S. region and grant Zamp read-only access.

Sync orders and refunds.

Orders, refunds and settlement data sync daily. Refunds are reported in the period they happen.

Turn on managed filing.

Zamp registers where you need to, then prepares, files and remits each return.

FAQs.

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

Does Amazon collect sales tax for me?

In most states, yes. Amazon calculates, collects, remits and refunds sales tax on third-party sellers’ orders in marketplace facilitator states. Some taxes fall outside that, such as Colorado home-rule city taxes.

Do Amazon sales count toward economic nexus?

In most states, yes. California and Washington count marketplace sales toward their thresholds; a few, such as Arizona, leave them out. Zamp applies each state’s rule.

Do I still have to report Amazon sales?

In some states, yes. Washington and Texas, for example, expect marketplace sales on your return. Zamp reports them where required, and you don’t owe tax the marketplace already collected.

How do Amazon sales get into Zamp?

Zamp connects to Amazon Seller Central with read-only access to your order and settlement data and syncs it daily.

Does the Amazon integration support marketplaces outside the U.S.?

The connector syncs your U.S. Amazon sales. Sellers in several countries choose the U.S. region when they connect.

What does Zamp handle after the connection is live?

Zamp tracks nexus as you sell, registers you where you need to collect, prepares and files returns, remits payments and answers state notices. You approve new registrations and filings; the team does the work.

Platforms we support.

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

Switch to the new standard in sales tax compliance.

Talk to a sales tax specialist about your states, your systems and what we take over.

#1 rated support on G2

Three colleagues reviewing their accounts together at a sunlit table.