GST on Property In India: Rates, Applicability, and Buyers Should Know

Buying a home involves learning about the finances. It includes the base price, EMI, and location. However, GST on property can add a few lakhs to your bill, especially if you’re buying an under-construction.

For several homebuyers, GST on residential property still feels like a technical footnote. In reality, it has a clear structure: different rates for under-construction vs ready-to-move, and a separate logic for affordable housing.

This blog explains how GST affects your flat purchase, the current rates, and what you should keep in mind as a buyer, so you’re not surprised when the final amount comes up.

The Goods and Services Tax (GST) replaced several older indirect taxes in India and is now a key part of how real estate is taxed.

For property buyers, the key idea is simple:

GST applies mainly to under‑construction homes. It is a tax on the developer's construction services.

Ready‑to‑move or completed properties with a valid Occupancy Certificate (OC) are treated as a sale of immovable property, which is outside the GST net and attract 0% GST.

Understanding this split: Under-construction vs Ready-to-move, is the first step in estimating how much GST will affect your budget.

In basic terms, GST on residential property means the extra tax you pay on top of the base price when you’re buying a new, under‑construction home.

For under‑construction residential flats, GST is usually 5% for non‑affordable housing and 1% for affordable‑housing projects that meet size and price criteria.

The concessional 1% and 5% residential GST rates apply without Input Tax Credit (ITC) under the applicable scheme.

On the other hand, second‑hand or resale flats, as well as land sales, are not subject to GST, even though they still involve registration and other charges.

So, if you’ve asked, “Why does GST show on my agreement?”, the answer is usually: your flat is still under construction.

Under‑construction properties are where GST most visibly hits your final cost.

Standard residential under-construction flats attract an effective GST rate of 5% on the total consideration. Technically, the government applies a rate of 7.5% on the construction value after a mandatory one-third land deduction, which works out to the same effective 5% on the full price.

Affordable‑housing projects (typically homes under ₹45 lakh with size limits, 60 sq m in metro cities, 90 sq m in non‑metros) attract 1% GST.

Because GST applies to the construction‑value portion, not the full quoted price, the impact varies by project, but in practice, it’s significant enough that many buyers factor it into their EMI planning.

A common rule of thumb: Even if the builder shows you a “discounted” or “all‑inclusive” price, clarify whether GST is clearly separated so you know what you’re actually paying.

“New flats” usually mean under‑construction units in a new project, and that’s where GST applies.

• 5% GST on standard, non‑affordable flats
• 1% GST on qualifying affordable‑housing units

What often confuses buyers is how the base price is structured:

A project may quote ₹60 lakh, but once GST is added, the effective outflow jumps to ₹63 lakh or more, depending on whether GST is included or shown separately.

Many buyers signing on the dotted line don’t fully read the fine print about GST breakup, land‑value deduction, and ITC rules, which is why checking your allotment letter and agreement for GST‑related clauses is so important.

For a first‑time homebuyer, the simplest way to think of GST on a new flat is:

“Every crores‑worth of base price will typically add 1-5% extra, depending on whether it’s affordable or not‑affordable.”

If you’re eyeing affordable‑housing projects priced below about ₹45 lakh, GST rules are actually buyer‑friendly in spirit.

1% GST applies to qualifying affordable‑housing units, which keeps the tax burden low.

The property must meet size and price criteria (for example, 60 sq m in metro cities like Delhi‑NCR, and 90 sq m in non‑metros) and be approved under the affordable‑housing scheme.

For low‑ and mid‑budget buyers, this 1% GST slot is often the sweet spot, you pay less tax, and the project is still “new”, so you get the benefit of modern construction and amenities without the 5% GST hit.

The catch: Both conditions must be met simultaneously: price and carpet area. A flat priced at ₹40 lakh but with a carpet area of 75 sq m in a metro does not qualify, since it exceeds the 60 sq m limit. Similarly, a flat within 60 sq m but priced at ₹50 lakh won't qualify either.

When you cross the ₹45 lakh mark and move into mid-range and premium housing, GST applies at the non-affordable slab rate of 5%, but not on the full property price. That's a detail many buyers miss.

The government mandates a one-third deduction for land value before GST is calculated. Since land itself is not a service, it falls outside the GST net. For GST valuation, one-third of the total consideration is deemed to be the value of land, leaving two-thirds as the taxable value of the construction service.

Here's how it works on a ₹75 lakh flat:

The effective GST on a ₹75 lakh non-affordable flat is ₹3.75 lakh, calculated as 5% on the total consideration, or equivalently 7.5% on the two-thirds construction value. The land portion (one-third) is deemed to be the value of land and excluded from the taxable value. However, the rate applied to the taxable portion is 7.5%, not 5%.

A couple of questions worth asking your builder before finalising:

• Is GST shown as a separate line item in the agreement?
• Since ITC cannot be passed to me, is the base price already adjusted for the builder's input costs?

Getting clarity on these upfront means no surprises when the final invoice arrives.

GST does not apply where the entire consideration is received after the Completion Certificate (CC) or Occupancy Certificate (OC) is issued by the competent authority, or after first occupation of the property, whichever is earlier. In practice, this means ready-to-move flats with a valid OC or CC are outside the GST net.

Ready‑to‑move or completed flats are treated as sale of immovable property, which is exempt from GST.

So GST = 0% here.

However, you still pay registration, stamp duty, and other charges, which are state‑level, not GST.

A common confusion: GST vs registration‑stamp‑duty.

GST is the central service tax on under‑construction construction services.

Registration and stamp duty are state‑level charges on property transfer, applied regardless of whether GST applies or not.

So, to be clear:

If you buy a ready‑to‑move flat, you may pay 0% GST but still pay stamp duty and registration (typically 5-8% of the higher of agreement value or circle rate, depending on the state).

If you buy an under‑construction flat, you pay GST on the construction side and registration‑stamp duty on the transfer side, so both layers can add up.

Always check whether your agreement separates GST, registration, and other charges so you can see where each paisa is going.

The GST Council's second phase of reforms, announced in September 2025, did not change the core residential property GST rates.

The 1% and 5% structure remains intact. What did change were construction material rates: cement GST was reduced from 28% to 18%, and rates on sand-lime bricks, marble blocks, and granite blocks were brought down from 12% to 5%.

While buyers don't see these savings directly on their invoice, they help developers manage construction costs, which can support price stability in a competitive market.

Step 1: Determine property type and value: Confirm if it's affordable or non-affordable. Get the base agreement value.

Step 2: Deduct Land Value (Deemed Abatement)The government deems one-third of the total consideration as land value. Land is outside GST. So:

Taxable Construction Value = Total Value × Two-thirds

Step 3: Apply the Applicable GST RateMultiply the taxable value by the correct rate:

• Affordable housing: 1.5% on taxable value (= effective 1% on total)
• Non-affordable housing: 7.5% on taxable value (= effective 5% on total)

Step 4: Add GST on Base Price: Add the calculated tax to the base price to get the total cost.

GST on Residential Property - Impact on Homebuyer - h2

For most buyers, GST on property means three practical impacts:

• Higher upfront cost: GST can add ₹1-5% on top of your base price, depending on category and size.
• Clarity push: Because GST is itemized, you’re forced to understand what you’re paying for construction, land, and amenities.
• Decision factor: Some buyers shift from under‑construction to ready-to-move-in just to avoid GST, while others opt for affordable‑housing slots to stay within the 1% slab.

From an emotional perspective, GST can feel like an “unpleasant surprise” if not planned for. But if you treat it like any other line item in your budget, it becomes a manageable, quantifiable number rather than a scary tax term.

As a buyer, you don’t usually file GST returns yourself, but you should still be aware of key documents that prove GST is being applied correctly:

• Bill of supply/tax invoice showing GST rate, GSTIN, and breakup for the flat.
• Builder’s GST registration details (GSTIN on the project’s RERA‑approved brochure or website).
• Agreement for sale with a clear GST clause, including the rate, base value, and GST‑inclusive / exclusive status.
• RERA project details to confirm if the project is classified as affordable or non‑affordable housing for GST purposes.

If documents are missing or GST‑related terms are vague, it’s a red flag. Ask for a separate GST breakup or consult a tax‑aware lawyer or CA who understands real estate‑specific GST rules.

GST on property in India is not something to fear, but it’s also not something you can ignore.

Under‑construction flats, especially standard residential units, attract 5% GST, while affordable‑housing units get the friendlier 1% GST.

Ready‑to‑move or resale flats attract 0% GST but still carry state‑level registration and stamp duty.

For a buyer, the key is clarity: Know whether your flat is under construction or ready‑to‑move, affordable or non‑affordable, and how much GST is actually being added to your base price.

With that awareness, you can compare projects, plan your loan, and avoid last‑minute shocks when the final invoice arrives.

If you’re buying a flat where GST, registration, and hidden charges all blur together, TOI Homes aims to make the math clearer. You get verified projects with GST‑related terms spelled out and base price vs GST breakup laid out upfront.

From affordable‑housing launches in Delhi‑NCR to mid‑range and luxury under‑construction towers in Gurgaon, TOI Homes helps you see how much GST really adds to your cost.

Whether you’re a first‑time buyer or upgrading to a bigger home, TOI Homes works as a partner that translates tax jargon into simple, actionable numbers, so you can buy your home with more confidence and fewer surprises.

Explore TOI Homes’ curated list of projects and understand how GST on property can shape your budget, EMI, and final decision.

Disclaimer: The information presented by TOI Homes, part of The Times of India Group, is for general informational purposes only and does not constitute financial, legal, or investment advice. All data and insights are based on sources believed to be reliable but are not guaranteed for accuracy or completeness and are subject to change due to market conditions. The developer and associated entities are not liable for decisions made based on this information. Real estate investments involve risks, and buyers are advised to conduct independent due diligence and consult certified advisors before investing. TOI Homes does not endorse or promote any specific property or developer unless explicitly stated.

Q1. Does GST apply on every flat purchase in India?

Ans: No, GST does not apply to every flat purchase in India. It is only applicable to under-construction properties purchased from a builder.

Q2. Is GST applied on flat above ₹45 lakhs?

Ans: Yes, under-construction flats above ₹45 lakhs attract 5% GST. However, price alone doesn't determine the category, carpet area matters too. To qualify for the lower 1% rate, a flat must meet both conditions: priced at or below ₹45 lakh and within 60 sq m carpet area in metros (90 sq m in non-metros). If either condition is not met, 5% GST applies.

Q3. Can you avoid GST on sale of property?

Ans: Yes, you can avoid GST on the sale of property by selling ready-to-move-in (completed) units, resale properties with a Completion Certificate (CC)/Occupancy Certificate (OC), or sale of land.

Q4. Is GST applicable on property sale?

Ans: GST is applicable on the sale of under construction property (5% for non-affordable, 1% for affordable) but not on ready-to-move-in or completed properties with a Completion Certificate (CC).