Income Tax Calculator
Get a quick estimate of your income tax before your appointment. Use our checklist below to gather your documents.
Estimate Your Taxes
Choose a calculator that supports the tax year and income types you need. Estimate your taxes using an online calculator. Your estimate can help you prepare for tax season, but it is not a substitute for a review of your complete tax situation.
After using the calculator
Want help preparing your return or understanding your tax estimate?
Request Professional Tax PreparationCalculator results are estimates, not a guarantee of a refund or final tax liability. Actual results depend on your full tax circumstances.
Tax Preparation Checklist
I & S Tax Service LLC — Professional Tax Preparation · Convenient Online Service · Secure Document Sharing
Use this checklist to gather the information and documents that may be needed to prepare your individual federal income tax return (Form 1040). Not every item applies to every taxpayer.
This checklist is a general guide, not a list of requirements for every taxpayer. Additional documents may be needed depending on your income, filing status, deductions, credits, and tax circumstances.
Ready to get started?
Access your Client Portal to complete your tax organizer and securely submit your documents.