Take-Home Salary and CTC Breakup Calculator
A take-home salary calculator turns the cost to company on your offer letter into the money that actually reaches your bank account. The gap between the two is wide because CTC includes everything the employer spends on you, including its own provident fund contribution and the provision it makes for gratuity, neither of which is paid to you month by month.
The structure follows a familiar order. Basic salary is fixed as a share of CTC, house rent allowance is fixed as a share of basic, the employer's provident fund contribution and the gratuity provision are carved out, and the special allowance absorbs whatever is left. Gross salary is CTC less the employer's retirement contributions, and take-home is gross less your own provident fund, professional tax and the tax deducted at source.
Tax is where the regimes part company. The new regime is the default and offers a ₹75,000 standard deduction under Section 19 of the Income-tax Act, 2025 (Section 16(ia) of the 1961 Act) but no house rent allowance exemption, no professional tax deduction and no Chapter VIA deductions apart from the employer's NPS contribution. The old regime allows all of those against a ₹50,000 standard deduction and steeper slabs, so which one leaves more in hand depends entirely on how much you actually claim.
Since the four Labour Codes came into force on 21 November 2025 the structure itself is constrained. Excluded allowances are capped at 50% of total remuneration, so a package that pushed basic pay down to a fifth of CTC in order to cut provident fund and gratuity cost no longer survives the statutory definition of wages.
Take-Home Salary Calculator
Monthly take-home
₹1,22,046
New regime, ₹14,64,556 a year on a ₹18,00,000 CTC
- Basic salary40% of CTC
- ₹7,20,000
- House rent allowance50% of basic
- ₹3,60,000
- Special allowanceThe balancing figure in the package
- ₹5,98,985
- Employer PF and gratuity provision₹86,400 PF and ₹34,615 gratuity, inside CTC but not paid to you
- ₹1,21,015
- Gross salaryCTC less the employer's retirement contributions
- ₹16,78,985
- Employee PF and professional tax₹86,400 PF and ₹2,400 professional tax, deducted from gross
- ₹88,800
- Income tax, new regimeOn ₹16,03,985 after the ₹75,000 standard deduction
- ₹1,25,629
- Income tax, old regimeOn ₹11,88,585 after ₹2,88,000 of HRA exemption and ₹1,50,000 of deductions
- ₹1,75,838
- Annual take-home, new regime₹1,22,046 a month
- ₹14,64,556
- Annual take-home, old regime₹1,17,862 a month
- ₹14,14,346
- The new regime is cheaper here by ₹50,210 of tax. The new regime is the default, so staying on the old one needs a positive declaration to your employer each year.
- Cost to company includes the employer's provident fund contribution and the gratuity provision, neither of which reaches your account. That is most of the gap between CTC and take-home.
- The gratuity provision is 4.81% of basic a year and vests only after five years of continuous service, so leaving earlier means that slice of CTC was never yours.
- Professional tax comes out of your pay under both regimes because it is a state levy, but only the old regime allows it as a deduction from salary income.
- Tax deducted at source is spread over twelve months, so this is the average month. Investment proofs submitted late in the year push the deduction into the closing months.
The formula
Gross = CTC - employer PF - gratuity provision; Take-home = Gross - employee PF - professional tax - income tax
- Basic salary
- The fixed core of the package, usually 40% to 50% of CTC, on which provident fund, gratuity and the house rent allowance exemption are all computed.
- Employer PF
- 12% of basic wages, part of CTC but paid into the provident fund rather than to you. It is not taxable salary in your hands.
- Gratuity provision
- Basic salary multiplied by 15 and divided by 26 and again by 12, which is 4.81% of basic a year, the annual cost of the gratuity that vests after five years.
- Special allowance
- The balancing figure that absorbs whatever CTC is left once basic, house rent allowance and the employer's retirement contributions are fixed. It is fully taxable.
- Professional tax
- A state levy under Article 276 of the Constitution, deducted from salary in the states that impose it and deductible from salary income only under the old regime.
- Standard deduction
- ₹75,000 under the new regime and ₹50,000 under the old, allowed against salary under Section 19 of the Income-tax Act, 2025.
The gratuity provision is a cost the employer books, not a payment you receive. It vests only after five years of continuous service, so leaving earlier means that slice of CTC was never yours.
How to calculate it
- 1
Carve the employer contributions out of CTC
Subtract the employer's 12% provident fund contribution and the gratuity provision of 4.81% of basic. What remains is gross salary, which is the figure your payslip and Form 16 start from.
- 2
Fix basic and house rent allowance
Basic is set as a share of CTC and house rent allowance as a share of basic, commonly 50% of basic in a metro and 40% elsewhere. Both drive the provident fund, the gratuity provision and the rent exemption, so the split is not cosmetic.
- 3
Let the special allowance balance the package
Whatever CTC is left after basic, house rent allowance and the employer contributions becomes special allowance. It carries no exemption of its own and is taxed in full under both regimes.
- 4
Deduct your own provident fund and professional tax
Your 12% provident fund contribution and the state professional tax come out of gross pay every month. Both reduce what reaches your account, but only the old regime lets you deduct professional tax from taxable income.
- 5
Compute tax under both regimes
Run the new regime with only the ₹75,000 standard deduction, then the old regime with the house rent allowance exemption, professional tax, the ₹50,000 standard deduction and your Chapter VIA claims, and compare the totals.
- 6
Spread the tax across twelve months
Your employer deducts tax at source in roughly equal monthly instalments over the year, so the take-home figure here is the average month. Investment proofs submitted late in the year shift the deduction into the final months.
What CTC contains and where it goes, FY 2026-27
| Component | Basis | Reaches you monthly |
|---|---|---|
| Basic salary | A fixed share of CTC, usually 40% to 50% | Yes |
| House rent allowance | A share of basic, commonly 50% or 40% | Yes |
| Special allowance | The balancing figure in the package | Yes |
| Employer provident fund | 12% of basic wages | No, credited to EPF |
| Gratuity provision | 4.81% of basic a year | No, vests after five years |
| Employee provident fund | 12% of basic wages | No, deducted from gross |
| Professional tax | A state levy, varies by state | No, deducted from gross |
| Tax deducted at source | Slab tax spread over twelve months | No, deducted from gross |
Worked example
- Cost to company
- ₹18,00,000 a year
- Basic salary
- 40% of CTC
- House rent allowance
- 50% of basic
- City
- A 50% city
- Rent actually paid
- ₹3,60,000 a year
- Old regime deductions besides own PF
- ₹63,600
- Professional tax
- ₹2,400 a year
- Basic = 40% of ₹18,00,000 = ₹7,20,000, and HRA = 50% of basic = ₹3,60,000
- Employer PF = 12% of basic = ₹86,400 and the gratuity provision = 4.81% of basic = ₹34,615
- Gross salary = ₹18,00,000 less ₹86,400 less ₹34,615 = ₹16,78,985
- New regime tax on ₹16,78,985 less the ₹75,000 standard deduction = ₹1,25,629
- Old regime tax after the ₹2,88,000 HRA exemption and ₹1,50,000 of deductions = ₹1,75,838
Take-home = ₹1,22,046 a month or ₹14,64,556 a year on the new regime, which beats the old regime by ₹50,210 of tax.
Frequently asked questions
Sources
Rates and rules on this page come from the following. This is a working aid, not professional advice: confirm anything material with your Chartered Accountant before you act on it.
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