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 The Value of Insuring Against Life’s Risks Building wealth requires protection from the forces of wealth destruction. Problems with Probate Probate can be a completely public process, or it can be managed to include as little information as possible. To Catch a Thief Having your identity stolen may result in financial loss plus the cost of trying to restore your good name.