About InstaTax
Free, accurate tax calculators for individuals and businesses
Our Mission
InstaTax is an educational platform designed to help users estimate their federal and state tax obligations. We provide free, accessible tools to help you understand your tax situation and plan accordingly.
Our calculators are built using official IRS tax brackets, deduction limits, and credit calculations for the 2025 tax year (taxes filed in 2026). We continuously update our tools to reflect the latest tax law changes.
What We Provide
Tax Calculator
Comprehensive federal and state tax calculations with AGI, retirement contributions, self-employment income, and investment income.
Deduction Tracker
Track and categorize your tax-deductible expenses throughout the year.
Tax Estimator
Project your tax liability and plan quarterly estimated tax payments.
Tax Brackets
View current federal tax brackets and understand your marginal tax rate.
Disclaimer & Legal Notice
Important Legal Disclaimer
InstaTax is an educational tool designed to help users estimate their federal and state tax obligations. This tool is provided "as is" without warranties of any kind, either express or implied.
Not Tax Advice
The information and calculations provided by this tool do not constitute tax, legal, or financial advice. We are not CPAs, Enrolled Agents, or tax attorneys. The calculations are based on publicly available IRS tax tables and formulas, but may not account for all possible deductions, credits, or special circumstances that apply to your situation.
Estimates Only
All results are estimates only. Your actual tax liability may differ based on factors including:
- Additional income sources not captured in the calculator
- Specialized deductions or credits you may qualify for
- State and local tax rules that vary by jurisdiction
- Recent tax law changes or pending legislation
- Your specific financial situation and filing history
Not for Tax Filing
This tool is NOT intended for actual tax filing purposes and is not IRS-approved tax preparation software. For filing your taxes, you must use:
- Official IRS forms and instructions
- IRS-approved tax preparation software (e.g., TurboTax, H&R Block, TaxAct)
- A licensed tax professional (CPA, Enrolled Agent, tax attorney)
Professional Guidance Recommended
For personalized tax advice and filing assistance, we strongly recommend consulting a licensed tax professional:
- Certified Public Accountant (CPA) - licensed accounting professional
- Enrolled Agent (EA) - federally-licensed tax practitioner
- Tax Attorney - lawyer specializing in tax law
IRS Circular 230 Notice
IRS Circular 230 Compliance
To ensure compliance with IRS Circular 230, we inform you that:
Any tax advice contained in this tool is not intended or written to be used, and cannot be used, for the purpose of (i) avoiding penalties under the Internal Revenue Code or (ii) promoting, marketing, or recommending to another party any transaction or matter addressed herein.
What this means: This tool is for educational and planning purposes only. It should not be relied upon to avoid tax penalties or used as a substitute for professional tax advice from a licensed practitioner.
What is IRS Circular 230?
IRS Circular 230 is a set of regulations that governs practice before the Internal Revenue Service. It establishes standards for tax professionals and requires specific disclaimers for written tax advice. While we are not tax professionals, we include this notice to ensure transparency and compliance with federal regulations.
Accuracy & Updates
We make every effort to ensure our calculators reflect current IRS tax law. Our tools are updated for the 2025 Tax Year (filed in 2026)and include:
- Current federal tax brackets and standard deductions
- 2025 retirement contribution limits (401(k), IRA, catch-up contributions)
- Child Tax Credit, EITC, and education credit calculations
- Alternative Minimum Tax (AMT) with 2025 exemptions and phase-outs
- Self-employment tax and QBI deduction (Sec. 199A)
- State tax rates for all 50 states
Limitation of Liability
We do not accept any liability for losses, damages, or penalties arising from the use of this tool. By using InstaTax, you acknowledge and agree that:
- You use this tool at your own risk
- We make no guarantees regarding the accuracy, completeness, or timeliness of the information
- You are solely responsible for your tax filing and compliance with IRS regulations
- We are not liable for any errors, omissions, or inaccuracies in the calculations
Contact & Feedback
Found an error or have suggestions? We welcome your feedback to improve our tools.