SapTax – Smart Tax Calculator

Your Guide to Smart Tax Planning

How to Use SapTax

Step-by-step guide to calculating and forecasting your income tax

1

Financial Year & Regime

  • Select “FY 2025‑26” for income earned between April 2025 and March 2026 (File ITR between April 1 – December 31, 2026)
  • Select “FY 2024‑25” for income earned between April 2024 and March 2025 (File ITR between April 1 – December 31, 2025)

    • Then choose your tax regime:

  • “Both” to see old vs. new side by side
  • “Old” for the traditional regime with deductions
  • “New” for the simplified regime with lower rates
    • 2

    Your Age

    Type your current age (e.g. “29”).

    Why this matters: If you're over 60, you get extra old-regime perks like higher deduction limits!

    3

    Salary

    Type your Annual Salary before tax (e.g. “1500000”).

  • This should be your Gross Salary before any deductions or exemptions.

    • 4

    Other Income (Optional)

    Click the little ▶️ next to More Income Details to open additional fields:

  • House Property (rental profit/loss)
  • Capital Gains (stocks, property sales)
  • Business Income
  • Other Income (interest, freelancing, etc.)

    • Leave these blank if you don't have any additional income sources.

    5

    Exemptions (Old Regime Only)

    Click ▶️ next to Exemptions Details and fill in:

  • HRA (your actual rent allowance) – no fixed max, but can't exceed actual rent paid
  • LTA (leave travel allowance) – up to actual travel cost
  • Other Salary Exemptions (perks) – as per your salary slip

    • Skip this section if you chose the New Regime as exemptions don't apply.

    6

    Deductions (Money You Can Subtract)

    These reduce your taxable income:

  • Standard Deduction – auto-checked, a flat deduction of ₹75,000 (New Regime) or ₹50,000 (Old Regime)
  • 80C (Investments) – PPF, ELSS, life insurance, etc., max ₹150,000
  • 80D (Mediclaim) – health insurance premiums, max ₹25,000 (self & family) + extra ₹25,000 for senior parents (₹50,000)
  • 24b (Home Loan) – interest on self-occupied home loan, max ₹200,000

    • Click ▶️ More Deductions for additional options:

  • 80E (Education Loan) – total interest paid on an Education loan taken for higher studies, no overall cap
  • 80CCD(1B) (Extra NPS) – contributions made in the National Pension System (NPS) and Atal Pension Yojana (APY), max ₹50,000
  • 80CCD(2) (Employer NPS) – up to 10% of salary
  • 80EEA (Affordable Housing) – an additional deduction of up to ₹1.5 lakh on home loan interest, over and above the ₹2 lakh limit under Section 24(b)
  • 80TTA/TTB (Savings Interest) – interest earned on your savings account with a bank or post office, max ₹10,000 (₹50,000 for seniors)
  • 80G (Donations) – varies by charity; usually 50% of amount up to 10% of your gross income
    • Pro Tip

    80EEA only applicable for first-time homebuyers with loan sanctioned between 1st April 2019 and 31st March 2022 for home (stamp duty) under ₹45 lakh.

    7

    TDS & Advance Tax

    Click ▶️ next to TDS Details and type:

  • TDS Paid (tax already cut from your salary)
  • Advance Tax Paid (any extra lump-sum tax you paid) – optional
    • 8

    Calculate!

    Tap Calculate Tax.

    On the right you'll instantly see:

  • Net Tax Payable (what you owe)
  • Refund Due (what you get back)

    • A simple bar chart compares Old vs. New regimes so you can choose the better option.

    Tax Calculation Results
    9

    Forecast Your Future Tax (Easy Peasy!)

    Tap Forecast Tax → a box pops up.

  • Expected Annual Income – Type what you think you’ll earn next year after any raise or new job offer. Think: “How much will my pay go up?”
  • Enter Deductions Increase Rate (as a percentage) – Think: “I saved ₹1.5 L in 80C (LIC & mutual funds), ₹2 L home loan interest, and ₹25k mediclaim this year; maybe next year I’ll save 5% more overall.”
  • Enter the Current Inflation Rate – India's inflation hovers around 5-7% - this shows how tax slabs might rise
  • Choose How Many Years to Forecast – Pick 1-15 years

    • Click Start Forecast.

    Voilà – here’s your Forecast Analysis! You’ll see a line graph where:

  • Blue is your tax under the old regime
  • Green is your tax under the new regime
  • Purple Dashed is your real income after inflation

    • This shows how your pay hikes, deductions grow, and inflation bites – so you can instantly spot which regime saves you the most.

    Pro Tip

    Now you can play with "what-ifs" and plan ahead – no crystal ball needed!

    10

    Reset Everything

    Click Reset to clear all boxes and start fresh.

    When to File ITR

    Deadline: July 31 after year-end

  • For FY 2024‑25 → file by September 15, 2025
  • For FY 2025‑26 → file by July 31, 2026

    • How to file: Go to the Income-Tax e-filing website, register or log in, and fill in all the necessary details step by step, then submit.

    Refund tracking: Track it on the portal or watch your bank account—money lands in a few weeks.

    And you’re all set!

    Just enter your numbers and hit Calculate – No Login, No Ads, just peace of mind.

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