W-2 forms should have arrived in ... Social Security number, home address, employer details and employer identification number (a unique identifier for the business). If you received compensation ...

For instance, the 1040 form that most people ... to report those payments as W-2 or 1099 income. A business, on the other hand, requires an employer identification number to file business taxes.

To do so, you need to obtain an employer identification number from the IRS using Form SS-4; if your state has an income tax, you need to obtain a number from the state as well. Call your local ...

For employees who earn $600 or more in wages, one of those documents is a W-2 form, which outlines ... complete address including zip code, employer identification number if you have it and ...