GST Calculator in Kolkata — West Bengal Rates 2026
Last updated:
Quick Answer
GST applies to under-construction properties in Kolkata at 5% (or 1% for affordable housing under ₹45L). Ready-to-move flats with Occupancy Certificate are exempt from GST. For commercial property purchases, GST is 12%. Stamp duty (7%) and registration (1%) are separate government charges. Use the calculator below for a specific transaction.
Original Amount
₹10,000
GST Amount (18%)
₹1,800
Total with GST
₹11,800
Kolkata — West BengalRates & Data
| Parameter | Value |
|---|---|
| State | West Bengal |
| GST on Flat (under construction) | 5% |
| GST on Affordable Housing | 1% |
| GST on Ready-to-Move | Nil |
| GST on Commercial Property | 12% |
Frequently Asked Questions — Kolkata
How does GST Calculator work for Kolkata?
The GST Calculator for Kolkata uses West Bengal state-specific data where applicable — including stamp duty rates (7% male / 7% female) and registration charges (1%). Enter your specific values in the calculator above for an accurate result.
Are rates different in Kolkata compared to other cities in West Bengal?
Stamp duty and registration charges are set at the state level in India, so Kolkata follows the same West Bengal rates as other cities in the state. However, circle rates (minimum property valuations), municipal taxes, and local service costs differ by city. The calculator uses standardised West Bengal rates for Kolkata.