Step-by-step help for Kintsugi sales tax software — connect integrations, track nexus, register, and file returns. Search guides, FAQs, and troubleshooting.

Kintsugi Help Center | Sales Tax Software Support & Guides

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

Categorize and manage products for accurate taxability

Products Tab Guide

Learn how to choose the right product category and subcategory in Kintsugi, across Digital, Physical, and Misc, so the correct tax rules apply to your products.

How to Choose Category and Subcategory For Your Products in Kintsugi

Learn how to update product category and subcategory in Kintsugi, including selecting and bulk-approving multiple products at once for accurate tax.

Updating Product Category and Subcategory

Easily manage multiple products at once with Kintsugi's bulk editing tool

How to Update Product Categories and Approval Status in Bulk

A complete guide to fields, formats, and rules for bulk updates.

Bulk Product Update Reference

Understand common reasons rows are ignored and how to fix them