Your First Steps to Stress-Free Tax Filing

Getting Started

State Registration & Tax Filing to Ensure Business Compliance

Registrations & Filings

Your guide to integrating third-party services with step-by-step instructions 

Integrations

Manage your Kintsugi subscription, billing details, payment methods, invoices, and learn about pricing plans, refunds, and account changes.

Subscription & Billing

Frequently Asked Questions

Explore our collection of helpful guides, contact information, and tools to assist you with tax-related questions and processes.

Resources

Troubleshooting

Collection of Kintsugi's product & marketing contents

Blogs

Learn how Kintsugi supports customers in EU

Kintsugi Supports European Union (EU) Member States

This guide explains how Kintsugi determines the correct VAT jurisdiction for your transactions across the 27 EU member states.

How EU VAT Is Determined

This guide provides an overview of Value Added Tax (VAT) registration requirements within the European Union (EU).

EU VAT Registrations Explained

This guide explains the differences between the One-Stop Shop (OSS) and Import One-Stop Shop (IOSS) to help you choose the right registration for your business in EU.