Unsure where you owe sales or use tax
Run Your Nexus Risk CheckYour complete guide to understanding economic nexus, physical nexus, and multistate sales tax obligations.
State specific nexus rules. Rolling threshold tracking. Clear registration timing.
Sales tax nexus is the legal connection between your business and a state that requires you to register, collect, and remit sales tax.
Nexus is created through:
Nearly every sales tax state enforces economic nexus rules.
This hub consolidates:
If you need immediate clarity, start with our Economic Nexus guide.
Sales tax nexus determines when a business must comply with a state’s sales tax laws.
There are two primary types:
Created by exceeding revenue or transaction thresholds.
Created by tangible presence such as inventory, employees, or facilities.
For detailed explanations see: Economic Nexus, Physical vs Economic Nexus.
Most states use a 100,000 dollar annual revenue threshold. Some states also apply transaction thresholds or rolling 12 month measurement rules. Thresholds vary significantly. Explore detailed breakdowns: Economic Nexus by State, Economic Nexus Thresholds by State
Marketplace facilitator laws complicate nexus analysis. Even when marketplaces collect tax, revenue may still count toward economic thresholds. Marketplace sellers should review: Marketplace Nexus.
Once nexus is triggered, registration obligations begin.
Registration timing depends on:
For detailed timing guidance see: When Do I Have to Register for Sales Tax.
Nexus risk varies by industry.
Explore industry breakdowns:
If you need actionable testing:
For structured reporting:
Identify trigger states. Confirm registration timing. Protect your business.