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Down Payment for a Flat in Mumbai: How Much Cash Do You Really Need?

Published: October 23, 2026
Updated: October 29, 2026
8 min read

⚡ Quick Answer

For most premium flats in Mumbai, the down payment (your own contribution) is at least 25% of the property value, because RBI rules let banks lend up to 75% for loans above ₹75 lakh. On top of that you need cash for stamp duty, registration, GST (on under-construction homes) and other charges, which banks usually do not finance.

  • Loans up to ₹30 lakh: bank can lend up to 90% of the value.
  • Loans of ₹30-75 lakh: up to 80%.
  • Loans above ₹75 lakh: up to 75% - so you pay at least 25%.
  • Keep a separate budget for stamp duty, registration, GST, legal fees and moving in.

Most people start their home search with the price. Experienced buyers start with a different number: how much cash they need to put in themselves. In Mumbai, where premium homes are high-value purchases, the down payment is often the real limit on what you can buy – not the loan.

This guide explains how much down payment you need for a flat in Mumbai, why, which extra costs sit on top, and when each payment falls due. It also shows a simple worked illustration and practical ways to plan the money. For the full list of costs, see the true cost of buying a flat in Mumbai.

What Is a Down Payment?

The down payment – also called your own contribution or margin money – is the part of the property price you pay from your own funds. The rest is covered by the home loan. Banks usually want to see that your own contribution has been paid (or will be paid in line with the payment plan) before they release the loan.

Why it matters: a bigger down payment means a smaller loan, a lower EMI and less interest over the years. It also makes your loan application stronger.

How Much Will a Bank Lend? The Loan-to-Value Rule

The Reserve Bank of India (RBI) caps how much of a home’s value a bank can lend. This cap is called the loan-to-value (LTV) ratio:

Home loan amountMaximum loan (LTV)Minimum own contribution
Up to ₹30 lakh90% of value10%
Above ₹30 lakh up to ₹75 lakh80% of value20%
Above ₹75 lakh75% of value25%

RBI loan-to-value limits for housing loans. Lenders may lend less based on your income, age and credit score - check current rules with your lender.

For premium 3 BHK, 4 BHK and 4.5 BHK homes in central Mumbai, the loan will almost always be above ₹75 lakh, so plan for an own contribution of at least 25%. Your actual loan may be lower if your income supports a smaller EMI. See what decides your home loan eligibility.

Costs on Top of the Down Payment

The down payment covers your share of the property price. Several other costs are usually paid fully from your own pocket, because banks generally do not count them in the property value they lend against:

  • Stamp duty and registration - paid when the agreement for sale is registered.
  • GST - applies to under-construction homes; ready homes with an occupancy certificate do not attract GST.
  • Legal and documentation fees - for agreement drafting, title checks and the loan.
  • Loan processing fees - charged by the lender.
  • Society and maintenance deposits - such as advance maintenance and a corpus fund at possession. See maintenance charges and corpus fund explained.
  • Interiors and moving - furniture, fittings, appliances and the move itself.
Rule of thumb: list each of these as a separate line in your budget. Ask the developer for an all-inclusive cost sheet so nothing is missed.

When Is the Money Due?

You rarely pay the whole down payment on one day. In an under-construction project, it is spread out:

  1. Booking amount - paid with your expression of interest or booking form. Under RERA, a developer cannot take more than 10% of the cost before a registered agreement for sale.
  2. Agreement for sale - the balance of the early instalment, plus stamp duty and registration.
  3. Construction stages - further instalments as per the payment plan, shared between you and the bank.
  4. Possession - the final instalment, deposits and society charges.

Your payment plan changes this timing. In a 20:80 plan, for example, you pay around 20% early and the rest near possession – read how the 20:80 payment plan works. For the booking stages, see the flat booking process: EOI, allotment letter and agreement.

A Simple Illustration

The numbers below are an illustration only, using a round figure to show the method. It is not the price of any unit or project.

ItemAmount
Assumed property value₹3 crore
Maximum loan at 75% LTV₹2.25 crore
Minimum own contribution (25%)₹75 lakh
Plus: stamp duty, registration, GST and other chargespaid separately - ask for the cost sheet
Plus: interiors, moving and an emergency bufferyour own estimate

Illustration with an assumed value. Your loan, taxes and charges depend on the unit, your profile and current rules.

In this example, a buyer needs well over ₹75 lakh of their own money in total once taxes and charges are added – which is why planning the cash early is so important.

Where Buyers Arrange the Down Payment

  • Savings and fixed deposits - the simplest source; keep an emergency fund aside.
  • Mutual funds and other investments - plan redemptions early and check the tax on gains.
  • Sale of an existing flat - time the sale with the payment schedule. See selling your old flat to buy a new one.
  • Family support or joint purchase - buying with a spouse or family member can raise your combined eligibility. See joint home ownership in Mumbai.
Avoid funding the down payment with personal loans or credit cards. They are costly and lower your home loan eligibility.

How to Plan Your Down Payment, Step by Step

  1. Fix your all-in budget - price, taxes, charges, interiors and a buffer.
  2. Check your loan eligibility - get an in-principle estimate from two or three lenders.
  3. Work out your own contribution - budget minus the loan you are comfortable with.
  4. Map it to the payment plan - match each instalment to a source of funds and a date.
  5. Keep money ready but working - park funds you need within months in low-risk options.

Paying for an under-construction home with a loan? Decide early between pre-EMI and full EMI, because it affects your monthly budget until possession.

Planning a Home at L&T Realty The Gateway Sewri

At L&T Realty The Gateway Sewri, prices are shared on request, so the best way to plan your down payment is to ask for the cost sheet of the exact unit you like. The project offers 3 BHK (1,000 sq.ft), 4 BHK (1,905 sq.ft) and 4.5 BHK (2,238 sq.ft) carpet areas, and a 20:80 payment plan has been reported (confirm before you book).

  • Ask for the all-inclusive cost sheet: base price, taxes, registration and charges.
  • Ask for the stage-wise payment schedule and any payment plan options.
  • Check the project on MahaRERA: P51900054969.

After the Down Payment: The Road to Your Keys

Once the down payment is planned, the rest of the journey is about paperwork and patience: the agreement for sale, loan disbursements during construction, the handover inspection and finally moving in. When you reach the last stage, our step-by-step guide to moving into your new home in Mumbai will help you through it.

Frequently Asked Questions

How much down payment is needed for a flat in Mumbai?

For home loans above Rs 75 lakh, RBI rules let banks lend up to 75% of the property value, so you need at least 25% as your own contribution. For smaller loans the minimum is 20% (Rs 30-75 lakh) or 10% (up to Rs 30 lakh). Stamp duty, registration and other charges are paid on top.

Is stamp duty included in the down payment?

No. Stamp duty and registration are usually paid separately from your own funds, because banks generally do not include them in the property value they lend against.

Can I get a 100% home loan in Mumbai?

No. RBI loan-to-value limits mean a bank cannot fund the full property value. You always need to pay part of the price yourself.

When do I pay the down payment for an under-construction flat?

It is spread across the booking, the agreement for sale and the construction stages as per the payment plan. Under RERA, a developer cannot take more than 10% of the cost before the agreement for sale is registered.

Does a bigger down payment help?

Yes. It reduces your loan amount, EMI and total interest, and can make your loan application stronger.

How can I know the down payment for L&T The Gateway Sewri?

Prices are shared on request. Ask for the cost sheet and payment schedule of your chosen unit by calling +91 80503 63647 or using the enquiry form.

Conclusion: Plan the Cash Before You Fall for the Flat

In Mumbai, the down payment is often the deciding number. Plan for at least 25% of the property value on premium homes, budget separately for taxes and charges, and line up each instalment with the payment plan. Do that first, and you can choose your home with confidence. Interested in L&T The Gateway Sewri? Enquire now or call +91 80503 63647 for the cost sheet.

L&T The Gateway, Sewri

MahaRERA No. P51900054969

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