Soon you will no longer be able to sign in with your Social Security username. You will need either a or account.

Now, when you sign in with your Social Security username, you will be asked to create an account with

We encourage you to sign in to transition your account now - it only takes a few minutes. If you already have, or account, you do not have to create another one.


Effective June 24, 2024, call 1-800-772-6270 for all BSO access, registration and wage reporting questions or problems.


Learn more about Social Security's NEW access and registration process for Business Services Online (BSO). You can access the pre-recorded webinar video, presentation, and frequently asked questions on our Wage Reporting Community Meetings and Webinars webpage.

Quick Reference Guides

Taxpayer First Act (New)

  • The Internal Revenue Service (IRS) has issued final regulations that reduce the electronic filing threshold from 250 W-2s to 10 informational returns (such as Forms W-2 or 1099), beginning January 2024.
  • If you file 10 or more informational returns, you must file electronically unless the IRS grants a waiver or exemption.
  • This new process makes filing quicker, easier, and reduces errors, that helps to avoid delays in processing your reports.
  • For more information, please visit:

The Business Services Online (BSO) access and registration process has changed for Employer Services ONLY!

Note: This change does not apply to Appointed Representatives (AR), Consent Based Social Security Number Verification (CBSV) and Internet Representative Payee (IRPA).

Allow at least 2 weeks to complete the registration process, well ahead of the January filing deadline.

SSA updated how you access a BSO account for the following services:

  • Wage file upload
  • W-2/W-2C online
  • AccuWage online
  • Social Security Number Verification Service (SSNVS)
  • View wage report name/SSN errors

Create account or sign in

Your BSO User ID and password is no longer used to access BSO wage reporting services.

BSO users need a Social Security online account. You can use your personal my Social Security account, or a or credential.

If you do not have a Social Security online account or a or credential, you will need to create one from our Social Security Sign in page. This is a new requirement to access BSO employer services.

Once the credentialing and authentication process has been completed, current BSO User ID(s) will be associated with your new credential.

Frequently asked questions

Can I sign in with my personal my Social Security account username and password?
Yes. If you have created a Social Security Online account (such as my Social security) before September 18, 2021, you can use the username and password to sign in once redirected from the employer webpage. Your username and password will be associated with your BSO User ID.

Sign in with my Social Security Username

Why do I need to add extra security?
Social Security uses different levels of security depending on the sensitivity of the information being accessed. These additional levels of security are to ensure your information is protected.

Business Services Online (BSO) has added an extra layer of security to keep your data safe and secure

W-2 wage and tax Statement

  • If you are a new user or need to add wage reporting to your existing account, we will mail an activation code.
  • The activation code is sent via the United States Postal Service (USPS) to the employer’s address registered with the Internal Revenue Service (IRS). Your employer will usually receive it within two (2) weeks.
  • Your employer should give you the instructions and activation code as soon as received. You will need this information to complete your account registration or the change to your existing account.
  • We recommend registering for BSO before the W-2 reporting season in January 2024.
  • BSO includes the following services:
  • Reporting wages to Social Security using W2/W3 Online or W2c/W3c Online or Wage File Upload.
  • View name and Social Security number (SSN) mismatch.
  • Social Security Number Verification Service.
  • AccuWage Online.


    For Appointed Representatives (AR), Consent Based Social Security Number Verification (CBSV) and Internet Representative Payee (IRPA) ONLY, we recommend that you verify your BSO password every 90 days. If you forget your password it can take up to 10 business days before you receive a new password via USPS.

Registering Without an Employer Identification Number (EIN)

1 minute image with approval check and x for rejection
    Currently, we are unable:
  • To mail an activation code to new users registering without an EIN. This includes Self-Employed and Household employers. Therefore, you are unable to file electronically.
  • If you do not have an EIN, you will need to mail paper W-2/W-3 and W-2c/W-3c to our Wilkes-Barre Direct Operations Center.
  • As a reminder, we can only process Forms W-2 that are Copy A (for SSA), red and white ink or black and white ink, and two to a page. Visit the Paper Forms W-2 & Instructions page for address information.
  • You also have the option to hire a 3rd party to submit W-2s electronically on your behalf.

New Registrants without an SSN

As an partner, we now accept the Individual Taxpayer Identification Number (ITIN) or a passport as an alternative to an SSN. You can register with to use BSO with an ITIN or passport regardless of your foreign or domestic address. You may access BSO by creating or using an existing account. is a Single Sign-On provider that meets the U.S. government’s most rigorous requirements for online identity proofing and authentication. Access to the BSO application requires multifactor authentication. You must start at the BSO Welcome page. From the Employers box, select the 'Log in’ link or ‘Create account’ link to verify your identity with

Electronic Filing Options (EFW2)

1 minute image with approval check and x for rejection
  • Wage File Upload
    • Process your file and provide results in real-time. Receive a receipt right away
    • Track your submission to completion
    • Know if you have errors immediately after submission
    • Must be in the EFW2/EFW2c Format
    • For more information on Wage File Upload there are a variety of options:
    • Read the tutorial
    • View the infographic
    • View the video
  • Our new application provides a receipt and an immediate notification whether your file passed our edits or if you must fix any errors. You will receive the results in less than 60 seconds.
  • W-2 Online - Create, save, print, and submit up to 50 Forms W-2 for Tax Years 2020 - 2023.
  • Electronic Wage Reporting Web Service (EWRWS) ( - Developers of payroll and tax reporting software, as well as payroll service providers, can use this to create a web service client to electronically file wage reports.
  • For more information about our services, see our training package   
    pdf  ppt

No More Screen Scraping or Scripting in BSO

We do not allow screen scraping or scripting to upload files or to use W-2 Online. If you previously used these programming techniques to upload W-2 forms electronically, it will no longer work.

For smaller businesses, we also have a FREE W-2 Online service

laptop with W2 form on background
  • Key up to 50 W-2s and 25 W-2cs and submit electronically.
  • Review and print completed report with your employees.
  • No need to send paper!

For more information, go to How to Use SSA's Free W-2 Online Website to view the video.

Truncated SSNs

  • You may shorten the SSN on W-2s, except on Copy A
  • We will not accept shortened SSNs that only show the last four digits (XXX-XX-1234) on Copy A Form W-2 or in the SSN field when using the EFW2. Show all nine digits for proper processing.

IRS instructions on Truncated Taxpayer Identification Numbers

Verify SSNs

  • If you need information about whether your employee's reported name and SSN match our records, please view our Verify SSNs page.

Find Helpful Information Online

Go to our employer page for videos, tutorials, and other useful information and links.

Customer Support for Access and Registration

For assistance with the credential and identity verification process.

  • Help Center
    • 1-844-875-6446
  • Help Center
    • Virtual help ONLY
  • For registration issues relating to BSO accounts
    • 1-800-772-6270 (TTY 1-800-325-0778)
  • National 1-800 #:
    • For registration information about Social Security online programs and benefits, please use our automated services by calling:
    • 1-800-772-1213