An official website of the United States Government IRS Help News English Charities & Nonprofits Tax Pros File Pay Refunds Credits & Deductions Forms & Instructions Search Home File Businessesand Self-Employed Small Businessand Self-Employed Employer ID Numbers Apply for an Employer Identification Number (EIN) Online Apply for an Employer Identification Number (EIN) Online English Espanol #X (mEi +X(rE) 21301 Pycckwu TiengViet Kreyol ayisyen Individuals Hours of Operation Related Topics Businesses Self-Employed Monday to Friday; 7 a.m. to 10 p.m: Eastern Standard Time_ State and Federal Online Business Registration Small Business Self-Employed Online EIN: Frequently Asked Employer ID Numbers step 1: Determine Your Eligibility Questions Employer ID Numbers Business Taxes You may apply for an EIN online principal business is located in the System Requirements United States or U.S. Territories_ Privacy Act Statement and Reporting Information The person applying online must have valid Taxpayer Identification Number Paperwork Reduction Act Notice Returns (SSN, ITIN, EIN}. You are limited to one EIN per responsibleparty per Businesses with Employees Self-Employed The "responsible party" is the person who ultimately owns or controls the entity or who exercises ultimate effective control over the entity: Unless the Starting Business applicantis government entity; the responsible party must be an individual (i.e., natural person), not an entity: Five Things to Operating Business and and ifyour day: