Employers complete form W-2 annually to report employee earnings and tax withholdings. Employees complete form W-4 when starting a new job to tell employers how much to withhold from their paychecks.

When should my W-2 form show up? We're looking at a Friday, Jan. 31, deadline for employers to mail W-2 forms that report an employee's income and withholdings. Typically, you'd have that W-2 in hand ...