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 And the Executor Is The right executor may help ensure the distribution of your assets is done with as little upheaval as possible. The Sequence of Returns A look at how variable rates of return impact investors over time. How Financial Professionals Are Compensated Read this overview to learn how financial advisors are compensated.