Recommended by IRS
Employer Identification NumberInformation about Employer Identification Numbers (EIN), also known as a Federal Tax Identification Number. An EIN is used to identify a business entity.
Apply for an Employer Identification Number (EIN) online
Information about how to apply online for an Employer Identification Number.
Do you need a new EIN?
Generally, businesses need a new EIN when their ownership or structure has changed.
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Get the information you need to stay certified or compliant as a tax professional.
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Tax Professionals
Reporting fraud and abuse within the IRS e-file program
You should report fraudulent or abusive returns, including those with questionable Forms W-2
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Tax professionals, find quick links to the information you need to help your clients.
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Report phishing
Report phishing and scams. Find out what to do If you receive unsolicited communications claiming to be from the IRS.
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SOI Tax Stats - SOI Bulletin: Winter 2015
SOI Tax Stats - SOI Bulletin: Winter 2015
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Tax Professionals
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Get free tax help from the IRS. File your taxes, get help preparing your return, help yourself with our online tools, find your local office – or call us. We’re here to help.
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Individuals
SOI Tax Stats - SOI Bulletin: Fall 2019
SOI Tax Stats - SOI Bulletin: Fall 2019
About IRS
Tax Professionals