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 Retiree Health Care Coverage Overseas Retirees traveling abroad need to know that their health insurance travels with them. A Bucket Plan to Go with Your Bucket List A bucket plan can help you be better prepared for a comfortable retirement. The Richest Man in Babylon In good times and bad, consistently saving a percentage of your income is a sound financial practice.