As mandated by the Internal Revenue Service, employers that must correct a previously filed Form W-2 must file Form W-2c, Corrected Wage and Tax Statement, with the Social Security Administration.
As mandated by the Internal Revenue Service, pension or annuity recipients file Form W-4P, Withholding Certificate for Periodic Pension or Annuity Payments, with pension payers to indicate the desired amount to be withheld from the pension or annuity distribution.
HR guidance on compliance with payroll taxes, including income taxes, Social Security and Medicare (FICA) taxes, and unemployment, disability and workers' compensation insurance taxes.