Form W-2 Box 12 Box 12 is the kitchen sink of form W-2 reporting. Here, you'll see all kinds of codes: if there are more than four items to be reported in Box 12, your employer may use a separate Form ...
Verify Personal Information. Ensure the accuracy of your personal information. Verify that your name, address, and social security number on Form W-2 are correct. Discrepancies could delay processing ...