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 When Markets React When markets shift, experienced investors stick to their strategy. Financial Wellness on Your Path to Retirement Retirement is a significant milestone in life. Pursue financial wellness with these key strategies. Home Mortgage Deduction Use this calculator to assess the potential benefits of a home mortgage deduction.