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 A Living Trust Primer Living trusts are popular, but their appropriateness will depend upon your individual needs and objectives. Caring for Aging Parents As our nation ages, many Americans are turning their attention to caring for aging parents. The Five Basics of Financial Literacy How literate are you when it comes to your finances? Brush up with these five basics.