Your employer must send your W2 by January 31

Your W2 form must arrive by January 31 of the year following the tax year it covers. If you worked in 2024, your employer is required to mail or deliver your 2024 W2 by January 31, 2025. This important date is set by the Internal Revenue Service (IRS) and applies to nearly all employers in the United States.

Your employer can send the W2 by mail, email, or through an online portal — the method varies by company. Some employers send W2s weeks earlier than the important date, while others wait until late January. If you have not received your W2 by early February, contact your employer's payroll or human resources department to confirm they have your correct mailing address or email on file.

The IRS also receives a copy of your W2 directly from your employer, so the government knows what income was reported in your name. You do not need to have the physical form in hand to file your taxes, though most people wait for it to arrive before starting.

Key Takeaways

  • Employers must send W2 forms by January 31, though many send them earlier in January or late December.
  • If your W2 has not arrived by early February, contact your employer's payroll department to verify your address is correct.
  • You can file your taxes before receiving your W2 if you know your income and withholdings, but most people wait for the form.
  • If your W2 is lost or never arrives, you can request a copy from your employer or contact the IRS for help locating it.
  • The IRS receives employer copies of all W2s, so missing your personal copy does not prevent the government from knowing your income.

What to do if your W2 arrives late

If January 31 passes and you still do not have your W2, start by calling or emailing your employer's payroll department. Provide your full name, Social Security number, and the year the W2 covers. Ask them to confirm they have your current mailing address or email address on file — many W2s go missing because address information is outdated.

Request that your employer resend the W2 when ready or provide a replacement copy. Most payroll systems can print a duplicate W2 within one business day. If your employer says they already mailed it, ask them to check the delivery address and consider having them send a second copy by email or overnight mail.

If your employer does not respond or claims they cannot locate your W2, you have options. You can file your taxes using your last pay stub from 2024, which shows your year-to-date income and withholdings. The IRS allows this temporary approach while you wait for the official form.

Requesting a W2 from the IRS if your employer will not provide one

If your employer refuses to send you a W2 or has gone out of business, you can contact the IRS directly. Call the IRS at 1-800-829-1040 and explain that you need a W2 for a specific year and employer. The IRS can tell you whether they received a copy from your employer and sometimes can provide you with the information from that copy.

The IRS process takes time — usually several weeks — so this is not a fast solution if you need your W2 quickly. In the meantime, you can file your taxes using your pay stubs and a Form 4852 (Substitute for Form W-2), which you complete yourself using the income and withholding information from your final pay stub.

Keep records of every attempt you make to get your W2 from your employer: dates you called, names of people you spoke with, and any emails you sent. If the IRS later questions your tax return, this documentation shows you made a good-faith effort to obtain the correct form.

Filing taxes before your W2 arrives

You do not have to wait for your W2 to file your tax return, though most people do. If you know your total income for the year and the amount of federal income tax withheld, you can file using that information. Your final pay stub from December shows both of these numbers.

Filing early can speed up your refund if you are owed one. However, if you file before your W2 arrives and the numbers on your W2 differ from what you reported, you will need to file an amended return (Form 1040-X). This adds extra work, so many people choose to wait the few extra weeks for the W2 to arrive.

Multiple W2s from different employers

If you worked for more than one employer in 2024, each employer must send you a separate W2 by January 31. You will receive multiple forms in the mail or through your employers' online portals. When you file your taxes, you report income from all W2s on a single return.

If one employer sends their W2 on time but another is late, you can file your return using the W2s you have received and add the missing one when it arrives. You can then file an amended return, or in many cases the IRS will automatically correct your return once they receive the missing W2 from the employer.

Correcting errors on your W2

If your W2 arrives and contains an error — wrong income amount, wrong withholding, misspelled name, or incorrect Social Security number — contact your employer when ready. Ask them to issue a corrected W2, which is called a W2-c (corrected W2). Your employer must send the corrected form to you and to the IRS.

Do not file your tax return using an incorrect W2. Wait for the corrected version, or contact your employer in writing asking them to correct it. If you file with wrong information and the IRS later receives a different W2 from your employer, the IRS will send you a notice asking you to explain the discrepancy.

Understanding the January 31 important date

The January 31 important date applies to W2s sent to employees. Employers must also send copies to the Social Security Administration and state tax agencies, but those important date are slightly different — usually February 28 or March 31 depending on the state. This means the IRS and Social Security may not have your W2 information in their systems until early March, even if your employer sent your personal copy on time.

If you file your taxes in early February and the IRS has not yet received your W2 from your employer, there is no when ready problem. The IRS will match your return to the W2 when it arrives. However, if the information does not match, the IRS will send you a notice weeks or months later.

Frequently Asked Questions

Can I file my taxes without my W2?

Yes, you can file using your pay stubs and Form 4852 (Substitute for Form W-2) if your W2 is delayed or lost. However, you must have accurate income and withholding information from your final pay stub. Most people wait for the actual W2 to avoid the extra paperwork of filing an amended return later.

What if I never received a W2 from a job I had years ago?

Contact the employer and request a copy for that year. If the company no longer exists or will not respond, call the IRS at 1-800-829-1040. The IRS can search their records for W2s filed under your name and Social Security number, though this process takes several weeks.

Do I need to keep my W2 after I file my taxes?

Yes, keep your W2 for at least three years. The IRS can audit returns from the past three years, and you will need your W2 to prove the income and withholdings you reported. Store it with your other tax documents and receipts from that year.

What if my employer says they sent my W2 but I never got it?

Ask your employer to confirm the mailing address they used and consider having them send a replacement by email or overnight mail. If the address was wrong, ask them to correct it and resend. Keep a record of these requests in case you need to show the IRS you made an effort to obtain the form.

Can my employer email my W2 instead of mailing it?

Yes, many employers now send W2s by email or through find online portals. This is legal as long as the form is sent securely. If your employer offers electronic delivery, you can usually receive your W2 faster than waiting for mail, sometimes by mid-January.