Income Tax Calculator — Old vs New Regime
Estimates with standard cess & surcharge rules (see source links below).
Quick estimate — verify before filing.
Old Regime
New Regime
Sources: Income Tax official charts & tax-rate summaries. Verify rules/rebates before filing. :contentReference[oaicite:4]{index=4}
Quick Notes
• Taxable Income = Gross Income − Deductions (you supply the deductions total).
• Health & Education Cess = 4% on tax + surcharge (applied if tax > 0). :contentReference[oaicite:5]{index=5}
• Surcharge thresholds applied for high incomes (>= ₹50 lakh) per current rules. :contentReference[oaicite:6]{index=6}
• Health & Education Cess = 4% on tax + surcharge (applied if tax > 0). :contentReference[oaicite:5]{index=5}
• Surcharge thresholds applied for high incomes (>= ₹50 lakh) per current rules. :contentReference[oaicite:6]{index=6}
Default Slabs used (editable inside code if you want):
• Old Regime: 0–₹2.5L: 0% | ₹2.5L–5L: 5% | ₹5L–10L: 20% | >₹10L: 30%. :contentReference[oaicite:7]{index=7}
• New Regime (FY2025-26 defaults often published): 0–₹4L:0% | ₹4L–8L:5% | ₹8L–12L:10% | ₹12L–16L:15% | ₹16L–20L:20% | ₹20L–24L:25% | >₹24L:30%. :contentReference[oaicite:8]{index=8}
• New Regime (FY2025-26 defaults often published): 0–₹4L:0% | ₹4L–8L:5% | ₹8L–12L:10% | ₹12L–16L:15% | ₹16L–20L:20% | ₹20L–24L:25% | >₹24L:30%. :contentReference[oaicite:8]{index=8}
Current surcharge rates (applied on tax):
₹50L–₹1Cr:10% | ₹1Cr–₹2Cr:15% | ₹2Cr–₹5Cr:25% | >₹5Cr:37%. (Marginal relief rules exist — this tool applies surcharge per slab.) :contentReference[oaicite:9]{index=9}