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The Daily Insight

How long does EIN number take to process?

Author

Henry Morales

Published Apr 10, 2026

four weeks
The processing timeframe for an EIN application received by mail is four weeks. Ensure that the Form SS-4 PDF contains all of the required information. If it is determined that the entity needs a new EIN, one will be assigned using the appropriate procedures for the entity type and mailed to the taxpayer.

Will my EIN number be mailed to me?

The only way to get an EIN Verification Letter (147C) is to call the IRS at 1-800-829-4933. For security reasons, the IRS will never send anything by email.

What is the process of getting an EIN number?

To apply for an employer identification number, you should obtain Form SS-4 PDF and its Instructions PDF. You can apply for an EIN on-line, by mail, or by fax. You may also apply by telephone if your organization was formed outside the U.S. or U.S. territories.

How long does it take for an EIN to become active?

It takes about two weeks for the EIN to be permanently registered in the IRS system so business owners must wait until it is in the system to be able to use it for the following purposes: Filing an electronic return or an electronic payment. Passing an IRS Tax Identification Number matching program.

How long does an EIN stay active?

How long does an EIN number last? Fortunately, an Employer Identification Number (EIN) issued by the IRS never expires. In some cases, however, you will need to apply for a new EIN.

When do you need a new Ein for a LLC?

If the primary name on the account is John Doe, a new EIN will be required. If the primary name on the account is John Doe and the second name line is Doe Plumbing (which was organized as an LLC under state law), a new EIN is required.

How long does it take to receive an EIN number?

If you do not include a return fax number, it will take about two weeks. If you apply by mail, send your completed Form SS-4 (PDF) at least four to five weeks before you need your EIN to file a return or make a deposit.

Can a division of a corporation use an EIN?

You are a division of a corporation. The surviving corporation uses the existing EIN after a corporate merger. A corporation declares bankruptcy. The corporate name or location changes.

Where do you enter Ein number on IRS Form?

When printing, use regular white paper (8.5″ x 11″). You’ll see an “EIN” box in the upper right of the form. DON’T ENTER ANYTHING HERE. The IRS will enter your EIN number in this field after they approve your application.