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 Retiree Health Care Coverage Overseas Retirees traveling abroad need to know that their health insurance travels with them. The Cost of Medical Care Learn about the risks of not having health insurance in this informative article. The Basics of Medicare Learn all about Medicare basics in this informative and insightful article.