New GST for Flat Purchase in India: Rates, Rules & Buyer Insights

Updated: Jun 3, 2026 12 min read Hitesh Aggarwal
Quick Summary
  • GST applies only to under-construction flats and not to ready-to-move-in or resale flats.
  • The GST rate is 1% for affordable housing and 5% for other residential properties, with no Input Tax Credit (ITC) allowed.
  • Commercial properties are taxed at 12% GST, and ITC is allowed for these.
  • Affordable housing is defined as having a carpet area up to 60 sq. meters in metros and 90 sq. meters in non-metros, with a price not exceeding ₹45 lakhs.
  • No GST is payable on resale flats or ready-to-move-in homes with an Occupancy Certificate, but stamp duty and registration charges still apply.

Buying a flat or apartment is one of the biggest investments in a person’s life. Whether it’s for personal use or investment, understanding the Goods and Services Tax (GST) on flat purchases is essential. While GST has simplified real estate taxation, many buyers still have questions about when it applies, how much is charged, and whether  Input Tax Credit (ITC)  is available.

This blog provides a complete guide to GST for flat purchases in India, including tax rates, exemptions, and special cases.

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GST on Flat Purchase: When Does It Apply?

GST applies only to under-construction flats and properties being sold by a builder. If you’re buying a ready-to-move-in flat, where the completion certificate has been issued, GST does not apply.

Type of Property

Under-construction property

GST Applicable?

Yes

Type of Property

Ready-to-move-in (with Occupancy Certificate)

GST Applicable?

No

Type of Property

Resale flat (individual to individual)

GST Applicable?

No

New GST Rates on Under-Construction Flats

Property Type

Affordable housing (as defined below)

GST Rate

1%

ITC Allowed?

No

Property Type

Other residential properties

GST Rate

5%

ITC Allowed?

No

Property Type

Commercial property (shops, offices)

GST Rate

12%

ITC Allowed?

Yes

Old GST Rates on Under-Construction Flats

(Old GST Rates – Applicable Until 21st September)

In April 2019, the government revised GST rates on real estate. Here are the latest rates:

Property Type

Affordable housing (as defined below)

GST Rate

1%

ITC Allowed?

No

Property Type

Other residential properties

GST Rate

5%

ITC Allowed?

No

Property Type

Commercial property (shops, offices)

GST Rate

12%

ITC Allowed?

Yes
Affordable Housing Definition:
  • Carpet area up to 60 sq. meters in metro cities
  • Carpet area up to 90 sq. meters in non-metros
  • Price not exceeding ₹45 lakhs

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HSN Code for Real Estate Services

Real estate services fall under  HSN Code 9954 , which is used for construction of residential and commercial buildings.

Service Type

Construction of residential flats

HSN Code

995411

GST Rate

1% or 5%

Service Type

Construction of commercial property

HSN Code

995412

GST Rate

12%

GST Calculation Example for Flats

Let’s say you buy an under-construction flat for ₹50 lakhs (non-affordable segment):

  • GST @5% = ₹2,50,000
  • Total Payable = ₹52,50,000

If the flat falls under the affordable category:

  • GST @1% = ₹50,000
  • Total Payable = ₹50,50,000

Remember: Stamp duty, registration charges, and other state levies are separate and not covered under GST.

Input Tax Credit (ITC) in Real Estate

Under the new  GST regime  (post-April 2019):

  • No ITC is allowed for homebuyers
  • Builders also cannot claim ITC on inputs like cement, steel, labor, etc., under the 5% and 1% rates
  • ITC is allowed only for commercial construction at 12% GST

This ensures builders don’t pass on tax benefits to themselves, keeping home prices fair for consumers.

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GST on Resale Flats or Ready Possession Homes

If you are buying:

  • From an individual (resale flat)
  • Or from a builder but the flat has OC issued

No GST is payable. You’ll still pay stamp duty and registration charges as per your state rules.

Final Thoughts

GST has brought uniformity in flat pricing across states, but it’s crucial to know whether your property is eligible for  GST (Goods and Services Tax) , what rate applies, and how it affects your final cost. While GST does not apply to completed or resale flats, under-construction homes are taxed—1% for affordable and 5% for others—without ITC. Make sure to get all invoices and certificates from your builder to stay tax-compliant and informed.

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Frequently Asked Questions

Clear answers to common queries about this topic.

Is GST applicable on ready-to-move-in flats?

No, GST is not applicable if the builder has received the Occupancy Certificate.

What is the GST rate for affordable housing?

1% without ITC, applicable only if the property meets size and price criteria.

Can I claim GST refund on flat purchase?

No, homebuyers cannot claim ITC or refunds on GST paid for residential property.

Do I pay GST on resale flats?

No, resale flats sold by individuals are exempt from GST.

What if I paid GST before April 2019 at 12%?

That rate was valid before the new scheme was introduced. You may have been eligible for ITC under the old regime.
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Hitesh Aggarwal

Chartered Accountant

As a Chartered Accountant with over 12 years of experience, I am not only skilled in my profession but also passionate about writing. I specialize in producing insightful content on topics like GST, accounts payable, and income tax, confidently delivering valuable information that engages and informs my audience.

MRN: 529770 Delhi