Help with identification type

A valid Social Security Number (SSN) is a nine digit number issued by the Social Security Administration (SSA).

A Taxpayer Identification Number (TIN) or Individual Taxpayer Identification Number (ITIN) is a tax processing number issued by the Internal Revenue Service (IRS) to foreign nationals and others who have a federal tax filing requirement and do not qualify for an SSN. An ITIN is a nine digit number that always starts with the number 9.