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 Healthcare Costs in Retirement Without a solid approach, healthcare expenses may add up quickly and potentially alter your spending. Insuring Your Second Home There are unique risks of owning a second home and obtaining the proper coverage may protect you from financial risk. Roth IRA for Kids Learn about the benefits and requirements of opening a Roth IRA for kids.