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 Why Everyone Needs an Estate Strategy Do you have an estate strategy? You should. Personal Finance Tips for Military Families Military families face unique challenges, making personal finance even more critical. Questions to Ask About Medicare Take the guesswork out of your IEP or SEP with this helpful article.