Any document used to prove Social Security Number, either primary or secondary, must contain all nine (9) digits. Documents listing only the last four (4) digits are not acceptable.

Note: Non-US citizens are required to provide proof of their Social Security Number (SSN) or obtain a letter from the Social Security Administration indicating they are not allowed or eligible to obtain a SSN.

Primary Sources (one required) - must be original:

• Social Security card bearing applicant's name, Social Security Number, and signature.
• Social Security Administration verification printout reflecting full name and Social Security Number.
• Letter with photo from Court Services and Offender Supervision Agency (CSOSA) or the DC Department of Corrections indicating name and Social Security Number.

Secondary Sources (two required) - must be original:

• Payroll statement issued within the last 12 months containing name and Social Security Number.
• United States military identification card or discharge papers (DD-214).
• Unexpired health insurance card reflecting applicant's full name and Social Security Number.
• Unexpired identification card issued by government agency reflecting full name and social security number.
• IRS W-2 (wage and tax statement) issued within the last 12 months.
• Original letter or correspondence from the IRS or DC Office of Tax and Revenue referencing Social Security Number received within the last 12 months.
• Government-certified copy of Federal or State tax return filed in one of the last two tax years.