The possible reason why a person would want to claim an exemption on their pay stub is:
This means that a person's paycheck is exempt from federal taxation and this can be done for different reasons such as a married couple that files for joint tax return.
With this in mind, one of the reasons for claiming an exempt on their paystub is that they want to reduce their taxable income even though this gives them fewer restrictions to claiming it.
Read more about taxes here:
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