Stamp Duty, Registration and GST in Karnataka — What You'll Actually Pay

Statutory charges are the part of a property purchase nobody negotiates and almost everybody underestimates. Stamp duty and registration charges in Karnataka follow a formula rather than a discussion, which makes them easy to calculate in advance and inexcusable to be surprised by.

The headline figure is approximately 7.65% of property value for stamp duty and registration combined. On a Rs 1.35 Cr two-bedroom home that works out near Rs 10.3 L. For a Rs 1.69 Cr three-bedroom it reaches roughly Rs 12.9 L. Those amounts are due at registration rather than spread across a payment schedule, which is what makes them a cash flow event rather than a line item.

GST on under construction flat in India purchases sits alongside it at 5%, and this is where buyers most often misunderstand the position. The tax applies to homes still under construction and does not apply to a completed property carrying an occupancy certificate. On a Rs 1.69 Cr home that is roughly Rs 8.5 L. Read together with stamp duty, statutory charges on that purchase total around Rs 21 L.

Neither amount is typically funded by a home loan. Lenders finance the property value rather than the transaction costs, so property registration cost Bangalore buyers face comes from their own contribution alongside the down payment. A buyer who has planned a twenty per cent deposit and nothing else discovers the gap at the worst possible moment.

Timing differs between the two charges, which helps with planning. GST is generally collected in instalments alongside the construction-linked payment schedule, so it spreads across the build period. Stamp duty and registration fall due at registration in a single payment. Knowing which is which allows you to hold the right amount in reserve rather than the whole sum from day one.

Other one-time charges sit outside the statutory ones and deserve the same treatment. Club membership and the maintenance corpus fall due once, at booking or possession. Floor rise applies on higher floors per the developer's schedule, and preferred location charges attach to corner homes, amenity-facing homes and premium towers. None of those are statutory, which means all of them should be obtained in writing before booking.

Valuation basis is the detail that catches buyers out on registration day. Stamp duty and registration charges in Karnataka are calculated on the higher of the transaction value or the government guidance value for that location, so a bargain purchase does not necessarily produce a proportionally smaller duty bill. Check the guidance value applicable to the property before you model the figure, since the two can diverge.

One practical calculation before fixing a budget. Take the base price, add the developer's discretionary charges, then add the statutory duty at about 7.65% and GST at 5% where applicable. Divide the total by carpet area rather than saleable area. The resulting figure is what you are genuinely paying per usable square foot, and it is the only number worth comparing across projects. See the full charge breakdown for the current position.

Related reading: the policy backdrop in 2026.

FAQs

1. What are stamp duty and registration charges in Karnataka?
   Approximately 7.65% of property value combined. On a Rs 1.69 Cr home that is roughly Rs 12.9 L, due at registration in a single payment.

2. Does GST apply to my purchase?
   GST at 5% applies to under-construction homes and not to completed properties carrying an occupancy certificate. On a Rs 1.69 Cr home that is about Rs 8.5 L.

3. Are these charges covered by a home loan?
   Typically not. Lenders finance property value rather than transaction costs, so statutory charges come from your own contribution alongside the down payment.

4. What other one-time charges should I expect?
   Club membership and the maintenance corpus at booking or possession, plus floor rise on higher floors and preferred location charges on corner, amenity-facing or premium-tower units. Get all of them in writing.