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Social Security Online 		Social Security Number Verification Service (SSNVS)
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Social Security Number Verification Service (SSNVS) Handbook

SSNVS Handbook (246 KB) Adobe Reader icon

Table of Contents
SSNVS Front Cover
Contact Information
What is SSNVS and BSO?
System Requirements
Security
SSNVS/BSO Availability
Registration
Access to SSNVS
Logging into SSNVS
Using SSNVS
Submission File Format
Returned File Format
SSN Verification Results
Status and Retrieval Options
Status and Retrieval Results
What to Do If an SSN Fails to Verify
Logging Out
SSNVS News
Getting Help
Employer Reporting Information
Maintaining Your Registration Information
Glossary of Terms
Appendix A: Additional Verification Options

EMPLOYER REPORTING INFORMATION

Visit the Employer W-2 Filing Instructions & Information web page for additional information. Select the Learn How to E-File Using Business Services Online link for an online tour of BSO. You will need Microsoft Word or Adobe Reader (version 5.0 or higher recommended) to view the BSO Tutorial. For a free copy of Adobe Reader, go to www.adobe.com.

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