March 30, 2017 18:37 Updated Follow To have federal taxes taken out of your monthly pension benefit, please fill out this form. Learn more about federal taxes. Related articles How do I find the Pension Identification (PID) number for my PERF or TRF retirement account? How do I contact INPRS? If my last day of work is January 1, when is my retirement date? What is my Annuity Savings Account? What does service credit have to do with my monthly pension benefit?