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The Daily Insight

Do you need a tax ID for a Website?

Author

Andrew Mclaughlin

Published Mar 20, 2026

The IRS requires you to get an EIN if your online store is in the United States or a U.S. territory and you have employees, you withhold taxes on the wages and salaries you pay, or you operate the business as a corporation or partnership.

Can I sell online without a tax ID?

The Internal Revenue Service has a helpful online quiz that business owners can take to determine if an EIN is required for their business. If you’re in the business of selling things online, chances are you need to get a state tax ID number (also called a sales tax permit, reseller certificate or similar).

Can you sell on Amazon without a tax ID?

You don’t need a Tax ID in the US to sell. It is advisable, so that you can purchase at the wholesale level, but not required. “Note that if you have reached 50 transactions and the required information is not provided to Amazon, your Amazon selling privileges will be suspended until you provide the information.”

Can small business owners sell on Amazon?

Small and medium businesses (SMBs) selling in Amazon’s Store come from every state in the U.S., and more than 130 countries around the world. Since 2000, Amazon has made its virtual shelf space available so small and medium SMBs can reach hundreds of millions of customers, build their brands, and grow their business.

Why do I need a tax ID number to sell on Amazon?

If Amazon is asking for a tax ID it is so they can report your sales to the IRS. You should be able to use your social security number. Other than the uncomfortable feeling of putting that information on any website, it shouldn’t make any difference, as you should be reporting the income to the IRS yourself.

Do small businesses need an EIN number?

An Employer Identification Number (EIN) is also known as a Federal Tax Identification Number, and is used to identify a business entity. Generally, businesses need an EIN. You may apply for an EIN in various ways, and now you may apply online.

How to get a tax ID number for a small business?

1 Your accountant or financial institution may be able to help you obtain one 2 You can use the IRS Business & Specialty Tax Line listed above (800-829-4933) 3 You can manually fill out Form SS-4 and mail it to the IRS 4 You can submit an online application for a tax ID number yourself

Where can I get a federal tax ID number?

Getting a federal tax ID number is free and easy. Just fill out a form on the IRS website and you get the tax ID number immediately online, with no waiting.

Can a sole proprietor use a state tax ID number?

Sometimes, you can use state tax ID numbers for other functions, like protection against identity theft for sole proprietors. Tax obligations differ at the state and local levels, so you’ll need to check with your state’s websites.

Do you need Ein or tax ID number?

Depending on the state, a business may need one, both or none of these numbers. In this instance, if you form a sole proprietorship or single-member LLC business entity with no employees, you won’t need an EIN but if you are in a state that charges sales tax or a state that requires one, you will need to register for a tax id number.