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Indicative calculators for planning conversations.
These worksheets illustrate common Indian tax and finance arithmetic. They are not a filing, an opinion or an engagement. Confirm rates, thresholds and facts with the practice before acting.
Educational estimates only. Surcharge, cess variations, marginal relief nuances, threshold exemptions, PAN status and the latest CBDT/GST Council notifications are not fully modelled. This is not professional advice and does not create a client relationship.
Income tax — FY 2025-26
New regime (default) with ₹75,000 standard deduction for salary and 87A rebate up to ₹12 lakh. Old regime uses ₹50,000 standard deduction and a simplified 80C cap.
- Taxable income
- Tax before cess
- Payable
Section 87A rebate applied:
GST add / reverse
- Taxable value
- GST
- Payable
TDS on specified payments
- Rate used
- TDS
- Net to payee
HRA exemption
Exemption is the least of actual HRA, rent paid minus 10% of basic, and 50% (metro) or 40% (other) of basic. Annual figures.
- Exempt HRA
- Taxable HRA
Advance tax instalments
| Due date | % | Cumulative payable |
|---|---|---|
Loan EMI
- EMI
- Total interest
- Total payable
Depreciation — WDV
- Year-1 charge
- Year-1 closing
- WDV after years
Gratuity (non-government)
15/26 × last drawn monthly salary × completed years of service, capped at ₹20 lakh under the Payment of Gratuity Act for covered establishments.
- Formula amount
- Payable
Capped at the statutory ₹20 lakh ceiling used in this worksheet.
Presumptive tax — 44AD / 44ADA
Illustrative deemed income only. Turnover limits, digital-receipt tests, partner remuneration and the latest Finance Act thresholds are not fully modelled.
- Deemed income
GST late fee & interest (illustrative)
A simplified GSTR-3B-style worksheet: ₹50 per day per Act (CGST + SGST) with an illustrative ceiling, plus 18% p.a. interest on net tax due. Confirm the latest CBIC circular before paying.
- Late fee (both Acts)
- Interest (18% p.a.)
- Fee + interest
MSME 45-day interest (illustrative)
Section 16 of the MSMED Act uses compound interest at three times the RBI bank rate with monthly rests. This sheet uses a simple 3× bank-rate × days/365 illustration for unpaid sums beyond 45 days — not a statutory computation.
- Days beyond 45
- Illustrative interest
Next step
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