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 Understanding Homeowners Insurance Purchasing homeowners insurance is critical for protecting your home. 5 Reasons to Invest in Your 401(k) Did you know that your savings can compound over time? Reviewing Your Life Insurance Needs Learn how the review process works and how it may help you better understand your Life Insurance.