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 my INPRS Pension Identification (PID) number? How do I contact INPRS? What is my Defined Contribution account? If my last day of work is January 1, when is my retirement date? How do I decide if I want to buy extra service credit?