What is this Calculator?
A Loan Eligibility Calculator is a financial tool that helps you estimate how much money banks or financial institutions will lend you. Banks assess your repayment capacity by examining your net monthly income and existing financial obligations (like current credit card bills or other EMIs). The primary metric used by lenders is the FOIR (Fixed Obligation to Income Ratio). This calculator computes your maximum monthly EMI capacity and back-calculates the eligible loan principal you can borrow.
How the Calculation Works
We use a layered approach to explain the mathematics behind our calculations: human-friendly details first, followed by a real-world example, and the advanced formula for math transparency.
1. Plain English Explanation
Bank lenders determine your home loan borrowing capacity based on the FOIR (Fixed Obligation to Income Ratio), which represents the maximum portion of your salary you can allocate to debt repayments (typically 50%). Your eligible loan amount is calculated by finding the maximum loan that this allowable EMI can support.
2. Worked Real-World Example
Suppose your monthly income is ₹1,00,000, the bank FOIR is 50%, the home loan interest rate is 8.5%, you seek a 20-year tenure (240 months), and have an existing personal loan EMI of ₹10,000.
- Maximum Allowable EMI: ₹40,000 (50% of ₹1 Lakh minus ₹10,000)
- Eligible Loan Amount: ₹46,09,103
3. Show Advanced Mathematical Formula
Loan eligibility is calculated by finding maximum allowable EMI and computing principal from annuity repayment formula:
$$\text{Max EMI} = (\text{Monthly Salary} \times \text{FOIR}) - \text{Existing EMIs}$$
$$\text{Eligible Loan} = \text{Max EMI} \times \frac{(1 + r)^n - 1}{r(1 + r)^n}$$
Where:
- FOIR: Fixed Obligation to Income Ratio (as a decimal, e.g. 0.50)
- r: Monthly interest rate, calculated as $\text{Annual Rate} / 12 / 100$
- n: Tenure in months (Years × 12)
How to Use the Calculator
To check your borrowing capacity:
1. Adjust the Net Monthly Salary slider to your take-home pay (after tax and PF deductions).
2. Set the Existing EMIs / Liabilities slider to match the total monthly payments you already make on other loans or credit cards.
3. Adjust the Interest Rate slider to match the rate offered by lenders (typically 8.5% to 9.5% for home loans).
4. Adjust the Tenure slider to set the loan duration in years (e.g. 20 or 30 years).
5. Set the Max Income FOIR Ratio (50% is standard for most Indian banks).
6. View your maximum pre-approved eligible loan principal in the metrics.
Advantages & Benefits
- Prevents Application Rejection: Knowing your borrowing capacity beforehand prevents you from applying for a loan size that lenders will reject, protecting your credit score.
- Aids Property Search: Helps home buyers restrict their search to properties within their actual borrowing budget.
- Liabilities Assessment: Highlights how paying off existing small personal or credit card loans can instantly boost your eligibility for a larger home loan.
Assumptions & Limitations
- Credit Score Ignored: The calculator assumes a healthy credit profile. In reality, a CIBIL score below 750 can cause lenders to reduce eligibility or charge higher interest rates.
- Property Valuation Ignored: Lenders limit loans to 80% of the property value (LTV ratio). If your property is valued low, you cannot borrow the maximum eligible amount.
- Age Limits Excluded: Lenders require the loan to be paid off before retirement (usually age 60), which limits tenure and eligibility for older applicants.
Frequently Asked Questions
What is FOIR in loan eligibility?
FOIR stands for Fixed Obligation to Income Ratio. It is the percentage of your net monthly income that can go toward paying EMIs (including existing loans and the new loan). Banks usually set a FOIR limit of 40% to 50% to ensure you have enough money left for living expenses.
How does CIBIL score affect loan eligibility?
A high CIBIL score (750 and above) indicates clean repayment history. Lenders offer faster approvals, higher eligibility limits, and cheaper interest rates. A low CIBIL score can lead to application rejection or higher interest rates.
Can I add a co-applicant to increase my loan eligibility?
Yes! Adding a co-applicant (such as your spouse, parents, or working children) combines your incomes, which increases the total monthly salary in the FOIR calculation and raises your maximum eligible loan amount.
What is the LTV ratio in home loans?
LTV stands for Loan-to-Value ratio. It is the percentage of the property value that the bank is willing to finance. For home loans in India, the LTV typically ranges from 75% to 90%, depending on the loan size. The borrower must pay the remaining amount as a down payment.
Does having credit cards affect my loan eligibility?
Yes. Even if you pay your bills on time, banks take a portion of your credit card limit (usually 3% to 5%) or your outstanding dues as a monthly liability, which reduces your FOIR margin and eligible loan amount.
How does loan tenure affect my eligibility?
A longer tenure reduces your monthly EMI for the same principal. Since the monthly EMI drops, it fits easier into your FOIR limit, allowing you to qualify for a larger loan amount than you would with a shorter tenure.
What documents do banks require to check eligibility?
Lenders typically require: (1) PAN card and Aadhaar card; (2) salary slips for the last 3 months; (3) bank statement for the last 6 months; (4) Form 16 and Income Tax Returns (ITR) for the last 2 years.
What is the difference between net salary and gross salary in loan eligibility?
Gross salary is your total pay before deductions. Net salary (take-home pay) is the amount credited to your bank account after deductions like income tax, professional tax, and provident fund (PF). Lenders base their FOIR calculations on your net monthly salary.
How can I increase my loan eligibility quickly?
You can: (1) Pay off outstanding credit card debt or small personal loans to clear your monthly liabilities; (2) Add a working co-applicant; (3) Choose a longer loan tenure; or (4) Declare secondary income sources like rental income or regular bonuses.
Does a bank's pre-approved loan offer guarantee disbursement?
No. A pre-approved loan is based only on your financial eligibility. Final disbursement depends on the bank conducting satisfactory legal and technical checks on the property you want to buy, and verifying your original documents.