: Current mailing address for the worker. Wages and Tax Withholdings (Boxes 1–10)
The 2012 Form W-2, Wage and Tax Statement, follows a standardized text structure for identifying information, income boxes, and statutory codes. For that tax year, the Social Security wage base was capped at . Identifying Information (Boxes a–f)
: Optional internal tracking number used by some employers.
: Total Medicare tax deducted (typically 1.45%). 7. Social security tips : Tips reported by the employee.
: The unique ID for the individual worker.
Page 4. a Employee's social security number. OMB No. 1545-0008. b Employer identification number (EIN) c Employer's name, address, IRS (.gov)