Sovos S1 Architecture

More Adaptable. Always Connected. Built for Global Business.

Sovos S1 architecture does the hard work for you.

The Sovos S1 architecture does the hard work for you – adapting to changes in technology requirements and government regulations – and giving you access to the tools and data you need to run your business anywhere in the world through a consumer-grade user experience.

Modern, flexible & comprehensive APIs

APIs make applications easily available in your specific set of financial systems and workflows – and allow your systems to communicate to governments in the unique and changing data formats they require.

S1 Transaction Data Engine

The engine centralises all your data in a data warehouse, giving your business a single source of truth for all tax-related data, regardless of source system, and enabling data consumption by multiple applications.

Regulatory Content Management

Our regulatory analysis team does the hard work for your business, updating all your applications behind the scenes through our content management platform, freeing your team from the work required to monitor, interpret and deliver regulatory content to your systems.

Role-Based, Consumer-Quality User Experience

The S1 user portal provides a single pane of glass into your business in a user-first design system, giving leaders access to the data they need – while simplifying the application for your team with a role-based experience.

Adaptable Rules-Driven Platform

S1 drives your business workflow while enabling you to make better business decisions by allowing you to adapt to changes in your systems, regulatory environment and the technical requirements for tax reporting and electronic invoice compliance.

Sovos S1 Infrastructure & Security

Highly Reliable. Hyper Scalable. Always Secure.

Protect Your Business with the Security You Need

Keep your business moving at the speed of modern commerce.

Modern tax demands technology that’s always on, always available and always secure. We built the Sovos S1 infrastructure to meet the requirements of the most demanding businesses in the world, including Fortune 100 banks and the world’s most successful retailers.

Solution areas

Integrating with the Platforms You Already Use

Facilitating tax reporting and automation across SAP, NetSuite, Magento and more. There’s a reason we’re trusted by over half the Fortune 500.

Easy and Simple API for Tax Calculation

A more flexible and sustainable solution for your growing business

Streamline your integration to Sovos Global Tax Determination with an easy-to-use interface, improved developer toolkit, and solutions to common challenges with ERP REST integrations.

Preparing SAP S/4HANA

Prepare your SAP solutions for the digital future of tax.

Technology has transformed your business and your products, and it’s about to change your ERP. But, it’s also transforming tax, and it could have a significant impact on your plans for S/4HANA.

Longest-Trusted Tax Partner

Simplify your tax calculation and compliance with Sovos for NetSuite SuiteTax

Backed by our team of expert regulatory analysts, Sovos for NetSuite SuiteTax integrates seamlessly with SuiteTax and gives you the confidence to proactively manage your sales tax needs. This allows you to focus on what matters most: growing your business.

Magento2 Sales Tax Extension

Seamlessly link your Magento store with tax rates and automated filing.

Gain real-time access to the same always-accurate rates used by the world’s most complex and demanding retailers. Our Magento Sales Tax Extension automates your sales tax collection, ensuring you collect the correct amount of sales tax on every transaction. 

Delivering Modern Tax Software Where You Need it, When You Need It — Without Fail

Sovos S1 Platform

Built for the demands of modern tax

A unique software architecture, development framework and cloud infrastructure, the S1 Platform enables tax compliance in key business processes and businesses to connect with governments. Built to meet the requirements of the most demanding businesses in the world – including Fortune 100 banks, global manufacturers and major retailers – S1 is the first platform for the rapidly changing challenges of modern tax. 

Modern tax innovation

In an era when governments are undergoing digital transformation in an effort to increase revenue, the Sovos S1 Platform provides an architecture and infrastructure that enables you to minimise risk while improving processes and enhancing the user experience.


Purpose-built to Solve Tax for Good™

Countries around the world are embarking on their own digital transformation so they can tax companies in real time. It’s time to put tax software where it belongs and will serve you best – in the modern, digital financial core. To thrive in the new world of digital tax, you need a solution that is complete, continuous and connected.