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 Is Term Life Insurance for You? Term insurance is the simplest form of life insurance. Here's how it works. Understanding the SECURE Act 2.0 A timeline covering a few of the major provisions of the SECURE Act 2.0. 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.