Checkout Champ
Rooftop-level sales tax and address validation built into every Checkout Champ campaign, with filing handled by Zamp.
Checkout ChampIntegration · Orders, Refunds, Manual ordersConnected| Record | Synced | Last sync | Tax |
|---|---|---|---|
| Orders | 18,240 | 2 min ago | SyncingCalculated |
| Refunds | 412 | 6 min ago | SyncingCalculated |
| Manual orders | 1,106 | 11 min ago | SyncingCalculated |
Order ID, email or phoneVDVital Daily
Sales tax · synced this monthConnected- Orders
- 19,452
- Refunds
- 1,627
- Manual orders
- 284
| Order ID | Customer | Campaign | Total | Tax | Zamp |
|---|---|---|---|---|---|
| CC-88215 | Grace HoltAustin, TX | Daily Greens | $69.28 | $5.28 | Calculated |
| CC-88214 | Leo MartinsAustin, TX | Daily Greens | $96.34 | $7.34 | Calculated |
| CC-88213 | Mina ParkNashville, TN | Sleep Stack | $140.93 | $11.93 | Calculated |
| CC-88190 | Ray BookerChicago, IL | Sleep Stack | −$54.14 | −$5.14 | Tax reversed |
Integration overview.
Rooftop tax on every checkout.
Order #CC-88214 · Austin, TX 78701
8.25% sales tax
- Texas6.25
- City of Austin1.00
- Capital Metro transit1.00
Calculated before the shopper pays
Address validation on every order.
Order #CC-88215Address validatedChecked before tax
- Entered1200 Mian St · 75202
- Validated1200 Main St, Dallas, TX
- Jurisdictions3 matched
- Combined rate8.25%
Full and partial refunds covered.
- Order #CC-88190 · fullTax reversed
- Order #CC-88201 · partialTax adjusted
- Manual order #CC-88207Calculated
- Shipping taxBy state
Zamp syncRefunds reverse the tax collected on the original order.Filings match your orders.
Why Zamp for Checkout Champ.
Built for high-volume funnels.
Tax lands at the moment of purchase on fast checkouts, with no manual cleanup later.
Right tax by product.
Zamp tax codes apply each state’s treatment to every item instead of a flat rate across your catalog.
Shipping taxed where it should be.
Shipping tax is calculated by each state’s rules when you turn it on.
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 Checkout Champ.
Activate the Zamp plugin.
In Admin, open Plugins, search for Zamp and activate it with your Zamp API key.
Turn on posting and shipping tax.
Enable transaction posting and shipping tax, then connect.
Add tax codes to products.
Give each product its Zamp tax code. Clear codes left by a previous tax service first.
Switch each campaign to Zamp.
Set the campaign’s tax service to Zamp and turn on automatic tax calculation.FAQs.
Still have questions? Call us at 1-866-438-9267 or email us at support@zamp.com.
Yes. The calculation runs natively at checkout and also covers manual order entry and full or partial refunds.
Yes. Addresses are validated as part of each calculation, so tax is tied to a real, verified location.
No. You activate the plugin and enter your API key. Live installation support is included.
Yes. Each campaign’s tax service is set to Zamp, so you can move campaigns over one at a time.
Pricing is tied to committed transactions sent to Zamp, not to API calls, which are never metered. You know what you’ll pay as volume grows.
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
