Registering in a new state takes hours you don't have. We handle every state registration from start to finish, so you stay compliant without touching a portal.
Thousands of businesses already switched to Zamp.
We register you in any of the 50 states, plus the local jurisdictions that require their own filing. Each state wants something different, and we already know what.
Explore state sales tax guidesTell us your entity type, states, expected revenue, and any prior registrations. Our team submits to each state portal, then delivers your credentials and adds the state to your compliance calendar.
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Files for you
Already have nexus you never registered for? We register you retroactively and build a plan to address back exposure without inviting an audit.
Talk to a specialistRegistration isn't a one-time event. As you grow into new states, we track when a new registration is due and file before you're exposed.
Explore nexus tracking| State | Activity | Due | Registration |
|---|---|---|---|
| CaliforniaCDTFA | Ongoing | — | Registered |
| New YorkDept. of Taxation & Finance | Ongoing | — | Registered |
| ColoradoDept. of Revenue | New state | Dec 1 | DetectedRegistered |
| OhioDept. of Taxation | Approaching | — | WatchingReady |
Bring your states and systems. A sales tax specialist will show you exactly what Zamp takes over.
Zamp is exactly what we were looking for. When you pay for something, you expect those people to provide the value they promised—and Zamp goes above and beyond.
Every Zamp subscription is a managed service. The platform calculates and tracks, and our tax specialists register, file, remit, and answer the state.
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Talk to a sales tax specialist about your states, your systems and what we take over.
#1 rated support on G2
