Priya joined a ₹21.5 lakh role as a marketing analyst in Pune and had to pick a tax regime on the joining form. New regime: ₹1,37,657 a month, income tax of ₹1,86,013 a year. Old regime with no real deductions: ₹1,19,506 a month, because ₹21.5 lakh gets taxed ₹4,03,819 there. Same CTC, ₹18,151 a month difference, decided by one checkbox.
What ₹21.5 lakh CTC actually contains
Standard 50% basic structure at ₹21.5L:
| Component | Annual | Monthly |
|---|---|---|
| Basic salary | ₹10,75,000 | ₹89,583 |
| HRA (50% of basic) | ₹5,37,500 | ₹44,792 |
| Special allowance | ₹3,56,793 | ₹29,733 |
| Employer PF (12% of basic) | ₹1,29,000 | ₹10,750 |
| Gratuity provision (4.81%) | ₹51,708 | ₹4,309 |
| Total CTC | ₹21,50,000 | ₹1,79,167 |
Employer PF plus gratuity comes to ₹1,80,708. That money sits inside the ₹21.5 lakh CTC and never lands in your salary account. Your gross salary, the part payroll actually pays, is ₹19,69,293 a year.
Take-home calculation (new regime)
| Item | Annual | Monthly |
|---|---|---|
| Gross salary (excl. employer PF + gratuity) | ₹19,69,293 | ₹1,64,108 |
| Less: Employee PF | ₹1,29,000 | ₹10,750 |
| Less: Professional tax (Karnataka) | ₹2,400 | ₹200 |
| Less: Income tax | ₹1,86,013 | ₹15,501 |
| In-hand | ₹16,51,880 | ₹1,37,657 |
Tax working: gross ₹19,69,293 minus the ₹75,000 standard deduction leaves taxable income of ₹18,94,293. Slab tax works out to ₹1,78,859, and after cess the final income tax is ₹1,86,013.
New regime vs old regime at this salary
Under the new regime, income tax works out to ₹1,86,013 a year. Switch to the old regime with no major deductions and the same ₹21.5 lakh is taxed ₹4,03,819 a year, pulling monthly in-hand down to ₹1,19,506. That’s a gap of ₹2,17,806 a year, gone for ticking the wrong box.
The old regime only catches up if you genuinely stack deductions: the full ₹1.5 lakh under 80C, ₹25,000 of 80D health cover, ₹50,000 of NPS under 80CCD(1B), and real HRA exemption from rent paid. Without most of that, stay on the new regime. Run your actual numbers both ways in the take-home calculator before you commit on the joining form.
How take-home moves across the salary ladder
| CTC | Monthly take-home | Income tax / year |
|---|---|---|
| ₹20L | ₹1,29,339 | ₹1,57,435/yr |
| ₹21L | ₹1,34,884 | ₹1,76,487/yr |
| ₹22L | ₹1,40,429 | ₹1,95,539/yr |
| ₹23L | ₹1,45,837 | ₹2,16,238/yr |
| ₹21.5L | ₹1,37,657 | ₹1,86,013/yr |
All figures: new regime, Karnataka professional tax, 50% basic structure, FY 2025-26. Plug your own CTC and city into the take-home salary calculator for an exact number.
Sources
- Income Tax Act 1961: Section 115BAC new regime slabs, ₹75,000 standard deduction, Section 87A rebate (FY 2025-26)
- EPFO: 12% employee plus 12% employer PF contribution on basic salary
- Payment of Gratuity Act 1972: 4.81% gratuity provision formula
- State Professional Tax Acts (Karnataka rate used as the representative figure)