Use these fast, simple calculators to estimate your tax liability
under various scenarios. *
Safe Harbor Estimated Tax Calculator
Calculate your Safe Harbor Estimated Tax Payments based on your actual 2009 tax return to determine the minimum quarterly payment you need to make to avoid any underpayment penalties. More >>
Quick Estimated Tax Calculator
Calculate your Quick Estimated Tax Payments based on your actual 2009 tax return and your anticipated tax withholding for 2010 to determine the minimum quarterly payment you need to make to avoid any underpayment penalties. More >>
Detailed Estimated Tax Calculator
Calculate your Detailed Estimated Tax Payments based on your expected 2010 income and expenses. These estimated amounts should provide adequate tax payments so that your total tax liability is deposited to the IRS on a quarterly basis. More >>
Self Employment Tax Calculator
As a small business owner, you must pay self employment tax on the earnings from your business. This calculator will help you determine your specific SE Tax. More >>
Medical Reimbursement Plan Calculator
For qualified small-business owners, medical reimbursement plans can net a tax savings of hundreds - even thousands - of dollars. Use this calculator to estimate your potential tax savings. More >>
Interactive Schedule C Tax Planning Tool
Use 's exclusive tax planning tool to review a sample Schedule C and line item information related to your specific business. You can even complete a Schedule C for your business or use the tool to analyze various "what if" scenarios. More >>
Home Office Deduction Calculator
The costs of maintaining your home office are deductible business expenses, including indirect costs such as mortgage interest, real estate taxes, utilities, repairs, maintenance, insurance, etc. Use the Home Office Deduction Calculator to determine the amount of your deduction. More >>
*NOTE: Our tax calculators are intended to serve as a guide only and are not intended to replace your personal tax professional. As always, we recommend that you retain the services of a competent professional for advice regarding your specific facts and circumstances.