OASDI/EE is Social Security tax, and it is one of the required federal taxes that is taken out of an employee’s paycheck.
Fed OASDI/EE stands for Old Age Survivors and Disability Insurance Employee share. This is a required deduction for all employees unless they are exempt.
For a list of I.R.S. allowed exemptions, see the related article “Why wasn’t social security taken out of my paycheck?“.
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