Integrations

Zamp + Rillet: Fully Managed Sales Tax is Now Available

Zamp is now live inside Rillet, pairing rooftop-accurate calculations with a dedicated team of tax experts who own compliance end-to-end. Built for the software and digital businesses running on Rillet, it's sales tax fully managed, not just another tool to configure.

July 15, 2026
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Sales tax made simplier.

Global sales tax platform powered by AI and tax experts.

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Rillet built its ERP around a simple bet: finance teams shouldn't have to fight their own systems to close on time. Real-time books, true multi-entity support, an AI layer that actually understands your ledger. It's a different category of tool, not just a faster version of the old one.

Sales tax hasn't had its own version of that upgrade. Until now.

Zamp is officially live inside Rillet, pairing an AI-native ERP with a fully managed sales tax platform built on the same philosophy: modern technology backed by real experts who own the outcome. That combination matters most in the moment you're in right now, whether you're evaluating a sales tax solution for the first time or deciding if your current one can actually keep pace with Rillet. Here's what changes with Zamp in the mix.

A Managed Solution That Owns the Outcome

Most sales tax providers give you software. Zamp delivers a managed service.

We combine intelligent automation with a team of U.S. sales tax experts to ensure your multi-state compliance is handled accurately. We continuously monitor your account, identify when action is required, and guide you through approvals for items like new state registrations and filings - so you stay compliant without having to become a sales tax expert.

Here's our current Feature Suite list for the integration.

Support Beyond the Software

Every Zamp customer is backed by a team of sales tax specialists throughout the entire customer journey.

It starts during the evaluation process, where you'll work with experts who take the time to understand your business and compliance requirements. During implementation, a dedicated Onboarding Specialist ensures your account is configured correctly from day one. After you're live, you'll have a dedicated Account Manager along with responsive phone and email support from U.S.-based sales tax experts whenever questions arise.

Easy Onboarding. Accurate Outcomes.

Getting started with the Rillet integration is straightforward. The setup includes connecting your API key, a historical data sync, mapping product taxability and configuring customer exemptions within Rillet.

Our team handles the heavy lifting - including your tax profile, nexus configuration, registrations, and filing setup - to ensure everything is implemented correctly the first time. You'll also get access to a free sandbox environment to validate your configuration and test workflows.

Here's a link to our Installation Guide.

Product Taxability Done Right

Software and digital product taxation is one of the most complex areas of sales tax. States often interpret the same product differently depending on factors such as delivery method; custom vs prewritten software; functionality; contract structure; and terms of access.

Zamp's tax experts help map the correct tax codes for every product and service you sell.

Unlike providers that rely primarily on third-party content, we maintain our own taxability content library, continuously updating it as regulations change. We also provide supporting state guidance and citations behind our taxability decisions, giving your finance team confidence in every classification.

Our AI-powered Taxability Agent is also available 24/7 to help explain taxability rules and answer product-specific questions.

Simple, Predictable Pricing

One price includes everything you need:

  • Our Managed Support
  • Economic Nexus Tracking
  • State registrations
  • Rooftop-accurate tax calculations
  • Sales Tax reporting
  • Filing and remittance
  • Notice management
  • Data archival and audit history
  • No BPS fees

No surprise invoices. No hidden modules. No additional fees as your compliance needs grow.

Backed by the Zamp Commitment

We stand behind the accuracy of our service.

The Zamp Commitment is our accuracy guarantee. If we make a mistake, we'll make it right.

One Setup Across Every Entity

Rillet was built to support modern finance teams managing multiple entities. Zamp follows that same philosophy.

Whether you're operating across multiple U.S. entities, expanding into Canada, or both, a single implementation supports your compliance needs without requiring separate tax processes for every business entity or country.

Why we built this

High-growth businesses can experience exponential growth in sales tax obligations as they scale. Sales tax regulations change constantly, compliance becomes increasingly complex, and mistakes carry real financial risk.

We built Zamp for Rillet because businesses shouldn't have to manage that burden alone. Our mission is to combine great technology with experienced people to deliver a managed solution that gives finance teams confidence their sales tax is being handled correctly.

Want to learn more? Book time with our team or email us directly at sales@zamp.com.