It is common for employers to ask for your SSN after a job offer for a background check. Be cautious if asked on an initial application, since that can be a scam.
Is it normal
Employers need your SSN for payroll, taxes (W-4) and background checks, but usually after a job offer.
Early in applications
Be careful. Legit employers typically don’t need it up front.
Scam warning
The FTC says fake job postings ask for SSNs to steal identity.
What to do
- Verify the company.
- Give it only on secure forms after an offer.
- Don’t send it by email.

Rights
You can ask why they need it.
When it’s normal
Employers commonly ask for a Social Security number after a job offer, for background checks and for Form I-9, W-4 and payroll. Asking for it on an initial application is less common and is a risk, because applications can be fake or insecure. Some states restrict early requests for personal identifiers.
- Federal Trade Commission data show that job scams caused reported losses of about 501 million USD in 2023.
- Legitimate employers do not ask you to pay for equipment through checks you deposit and send back.
- The Fair Credit Reporting Act requires consent before an employer runs a background check.
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What to do
Hold off on giving your SSN until you have an offer and have verified the employer through the company website and a phone number you looked up yourself. Provide it through secure HR systems, not by email or text. If the application requires it, ask why and how it is protected. Report scams to ftc.gov and consider a credit freeze, which is free at Equifax, Experian and TransUnion.
When it’s normal
Employers commonly request a Social Security number for background checks and payroll after an offer. Asking at the application stage is less common, since it can expose you to identity theft.
What to do
Provide it only to verified employers, preferably after a job offer. Under the Federal Trade Commission, report suspected scams. You may leave it blank initially.
When SSN requests are legitimate
Employers need your Social Security number to report wages to the IRS and the Social Security Administration, and to complete Form W-4, Form I-9 verification via E-Verify (when used) and background checks. A request at the offer stage after you accept is normal. It is not required on the first application in most cases.
Scam warnings
Be careful if a job posting asks for your SSN, bank details or a copy of your ID before an interview or offer, which is a classic identity theft scam. The Federal Trade Commission reports job scams caused hundreds of millions of dollars in losses. Verify the company, use official websites, and give the number only through secure systems. Report scams to ftc.gov and consider a credit freeze, which is free. Under the Fair Credit Reporting Act, employers need written consent for background checks.
Based on data from the Federal Trade Commission and the Social Security Administration





