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US Sales Tax Filing Guide

Updated 2026-08-02

US sales tax returns are filed monthly, quarterly, or annually depending on the state and your sales volume. Deadlines vary by state.

Primary sources

This page is grounded in the primary materials below. Rules change, so open the source and confirm the current version before acting.

FAQ

How often do I file US sales tax?+

Frequency depends on the state and your sales volume. High-volume sellers file monthly; lower-volume sellers may file quarterly or annually.

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US Sales Tax Nexus for Online Sellers

When online and Amazon FBA sellers have to register for US sales tax, including economic nexus thresholds.

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Enter DTC and marketplace sales, inventory locations and order values by market to see which information is still outstanding.

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This is a preliminary self-check, not tax advice. Decisions on registration, tax charging or collection, return filing and payment should be confirmed with a qualified professional. Questionnaire answers are used only to generate the result; see the Privacy Policy for details.