Green FSI Calculator — Kathrani GreenBuilt

1 · Project details→2 · Results

How it works: Enter the project type, plot location, use zone and plot area, then your IGBC fee inputs — the calculator fetches the Jantri rate and derives the base & chargeable FSI. Click Calculate Benefits to see the premium, the IGBC benefit at Silver 7% / Gold 10% / Platinum 12%, and the approximate net benefit.

Project details

Project name *

Developer name *

Project type

What are you building? *

—

Applicable percentage of Jantri — set automatically.

Plot location

Ahmedabad · AMC

Area *

T.P. Scheme *

Plot / Block No. *

Select the T.P. Scheme, then enter your plot / block number to load the Jantri rate.

Plot, FSI zone & chargeable area

Plot area building-unit / total plot

sq. m

Use Zone (FSI) GDCR‑2017 Tbl 7.7.1

Chargeable FSI utilised *

sq. m

Select plot area & use zone to auto‑fetch the available chargeable FSI.

Jantri rate *

₹

Enter the plot / block number to auto‑fetch the Jantri rate.

IGBC certification — fee inputs

Select a project type (Step 2) to see the applicable IGBC rating system.

IGBC membership

Total built-up area for fee slab

sq. m

The target certification level (Silver / Gold / Platinum) is chosen on the results page, where the FSI benefit and net benefit are compared.

Review the details above, then see the premium, IGBC benefit and approximate net benefit.

Prepared by Niraj Kathrani

Contact No.: 7600053631

1 · Project details→2 · Results

Chargeable FSI Estimate

Chargeable FSI Premium

Chargeable FSI area

—

Jantri rate

—

Applicable %

—

Total Chargeable FSI premium payable

—

Complete the details to see the amount.

IGBC Green Building — Benefit & Certification Cost

Rating system: —. Pick a certification level to compare the FSI benefit and see the approximate net benefit (FSI benefit, less IGBC fees, consultation and other expenses).

A Certification level — FSI benefit

B Certification fees (excl. GST)

IGBC certification fee	Amount (₹)
Registration fee excl. GST	—
Pre-certification fee	—
Certification fee	—
Additional-building fee	—
Total IGBC fees excl. GST	—

C Approximate net benefit

Pick a certification level above to see the approximate net benefit.

Disclaimer: This calculator provides only an indicative estimate for preliminary understanding. Final FSI charges, Jantri applicability, green building benefits, and approval requirements may vary as per the latest rules, authority review, and project‑specific conditions. Users should verify all details with the concerned authority before taking any decision.

Prepared by Niraj Kathrani

Contact No.: 7600053631

Kathrani GreenBuilt · indicative tool