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 Message Thank you! Oops! Related Content Critical Estate Documents Sound estate management includes creating financial and healthcare documents. Here's an inside look. How to Invest in LGBTQ+ Friendly Companies This article allows those who support LGBTQ+ interests to explore the possibilities of Socially Responsible Investing. Stay Safe with a B.O.P. At Your Back Learn about the advantages of Business Owner Policies with this highly educational and fun animated video.