They are not taking anything out for federal because she has an exemption on her W-4and/or she is likely not earning enough for the employer to withhold any federal tax. As explained earlier, if she wants to change that to "0" then the employer may start withholding a little federal tax. Unless she earns over $6350 in 2017, she will just get it back as a refund by filing a 2017 tax return. So she can have a bigger paycheck now, or get some tax withheld and get a little refund later. If she continues to work in 2018, then that may change and she should have some tax withheld. Try this: <a rel="nofollow" target="_blank" href="
https://turbotax.intuit.com/tax-tools/calculators/w4/">https://turbotax.intuit.com/tax-tools/calcula...>
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**
