what age are ira rmds mandatory
Withdrawal Factor. Use this calculator to determine your Required Minimum Distribution (RMD) from a traditional 401(k) or IRA. In general, you must begin withdrawing money by April 1 of the year following the year that you turn 70Â½. In general, your age and account value determine the amount you must withdraw.equired Minimum Distribution Calculator. Use this calculator to determine your Required Minimum Distribution (RMD) from a traditional 401(k) or IRA. In general, you must begin withdrawing money by April 1 of the year following the year that you turn 70Â½.