Ananya joined a ₹15.5 lakh role as a UX designer in Mumbai and had to pick a tax regime on the joining form. New regime: ₹1,03,279 a month, income tax of ₹84,977 a year. Old regime with no real deductions: ₹90,997 a month, because ₹15.5 lakh gets taxed ₹2,32,353 there. Same CTC, ₹12,281 a month difference, decided by one checkbox.
What ₹15.5 lakh CTC actually contains
Standard 50% basic structure at ₹15.5L:
| Component | Annual | Monthly |
|---|---|---|
| Basic salary | ₹7,75,000 | ₹64,583 |
| HRA (50% of basic) | ₹3,87,500 | ₹32,292 |
| Special allowance | ₹2,57,223 | ₹21,435 |
| Employer PF (12% of basic) | ₹93,000 | ₹7,750 |
| Gratuity provision (4.81%) | ₹37,278 | ₹3,106 |
| Total CTC | ₹15,50,000 | ₹1,29,167 |
Employer PF plus gratuity comes to ₹1,30,278. That money sits inside the ₹15.5 lakh CTC and never lands in your salary account. Your gross salary, the part payroll actually pays, is ₹14,19,723 a year.
Take-home calculation (new regime)
| Item | Annual | Monthly |
|---|---|---|
| Gross salary (excl. employer PF + gratuity) | ₹14,19,723 | ₹1,18,310 |
| Less: Employee PF | ₹93,000 | ₹7,750 |
| Less: Professional tax (Karnataka) | ₹2,400 | ₹200 |
| Less: Income tax | ₹84,977 | ₹7,081 |
| In-hand | ₹12,39,346 | ₹1,03,279 |
Tax working: gross ₹14,19,723 minus the ₹75,000 standard deduction leaves taxable income of ₹13,44,723. Slab tax works out to ₹81,708, and after cess the final income tax is ₹84,977.
New regime vs old regime at this salary
Under the new regime, income tax works out to ₹84,977 a year. Switch to the old regime with no major deductions and the same ₹15.5 lakh is taxed ₹2,32,353 a year, pulling monthly in-hand down to ₹90,997. That’s a gap of ₹1,47,377 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 |
|---|---|---|
| ₹14L | ₹99,026 | ₹7,623/yr |
| ₹15L | ₹1,00,308 | ₹77,832/yr |
| ₹16L | ₹1,06,250 | ₹92,121/yr |
| ₹17L | ₹1,12,192 | ₹1,06,410/yr |
| ₹15.5L | ₹1,03,279 | ₹84,977/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)