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 Diversification, Patience, and Consistency Three important factors when it comes to your financial life. Getting a Head Start on College Savings A few strategies that may help you prepare for the cost of higher education. The Pre-Retirement Checklist This checklist can give you a quick snapshot of how prepared you are.