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 Countdown to College Preparing for college means setting goals, staying focused, and tackling a few key milestones along the way. A Look at Whole Life Insurance Whole life insurance remains in force as long as you remain current with premiums. Here's how it works. White Elephant Inheritance This article deals with how one might deal with a burdensome inheritance.