Definition:
Withholding is the act of deducting amounts from an employee's salary to fulfill government requirements or for causes approved by the employee. Some types of withholding are:
- Required Federal income tax withholding, based on the W-4 Form filled out by the employee
- Required state income tax withholding, based on state W-4 form filled out by the employee (for states which have state income tax)
- Required FICA tax deductions for social security and Medicare, based on specified percentage of employee's gross pay (automatic deduction; no employee permission required)

