Self-Employed Retirement Plans Estimate the maximum contribution amount for a Self-Employed 401(k), SIMPLE IRA, or SEP. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content Exit Strategies of the Rich and Famous Estate conservation is too important to put off. Do you have a smart exit strategy? Timing Your Retirement This short video illustrates the importance of understanding sequence of returns risk. Jane Bond: Scaling the Ladder Agent Jane Bond is on the case, uncovering the mystery of bond laddering.