You’ve just been sent a land opportunity.
The location looks promising. The plot size sounds right. The broker has already quoted an FSI, and the asking price is pegged to what “similar plots” nearby have fetched.
Then someone asks: “Okay. But what can we actually build here?”
That question can change the entire conversation. In Mumbai, land is scarce and new supply increasingly comes from redevelopment. The gap between a promising plot and a viable project hides in details that are easy to miss in an early screen.
The market makes this more pressing. In 2025, the Mumbai Metropolitan Region (MMR) recorded about 1.27 lakh residential sales and 1.26 lakh launches, at an average capital value of roughly ₹17,350 per sq. ft., according to ANAROCK. But MMR sales fell 18% year on year, and inventory overhang sat near 17 months. Demand exists, but it isn’t unconditional. Land that can’t become a product the micro-market absorbs is a liability.
This post covers the screen you run before you commit to a site. If the opportunity is a society redevelopment and you’re already preparing a bid, see 7 Numbers Before You Bid.
Before saying YES, screen five layers, in this order.
1. Land: what exactly are you buying?
Before asking how much can be built, establish what the site is. A preliminary land screen should cover:
- Plot area, dimensions and CTS / CS / FP number
- Property Card or applicable land record
- Ownership and title chain; leasehold or freehold status
- Access and road frontage
- Existing structures, occupants or encroachments
- Mortgages, litigation or other encumbrances
- Physical boundaries and survey information
This isn’t administrative busywork. Any analysis is only as reliable as the parcel it analyses. BMC’s Development Plan department issues DP remarks against land references, and its survey remarks record reservations, existing facilities, proposed roads and road widening affecting or abutting a parcel. Parcel identification is the first feasibility filter, not a closing formality.
Ask: do the land records, the physical site and the planning records all describe the same piece of land? If not, treat the development potential as unconfirmed.
2. Planning: what does the Development Plan say?
Knowing a plot is in Andheri or Mulund tells you where it is. It doesn’t tell you what the city intends for it. Under Development Plan 2034 and the DCPR framework, several factors can change the opportunity:
- Land-use zoning
- Existing and proposed roads, and road widening
- Reservations and amenities
- Heritage, coastal and environmental constraints
- Other parcel-specific conditions
At screening stage, a DP Remark is far more useful than a location pin or a broker’s description. Location tells you where the opportunity is. The Development Plan tells you how the city treats that land.
3. Regulation: don’t ask “What’s the FSI?” too early
The most common screening mistake: take the plot area, multiply by an FSI, get a built-up area, and suddenly you have a “project.”
DCPR 2034 is more layered. Regulation 30 sets the general FSI framework, while Regulation 33 covers specific development and redevelopment situations. Entitlement can combine several components:
- Basic / zonal FSI
- Additional FSI on payment of premium
- Admissible TDR
- Fungible compensatory area
- Additional potential under specific regulations
- Special redevelopment schemes
The right sequence is: parcel → planning context → applicable regulatory regime → development entitlement.
Special schemes can rewrite the story. BMC guidance notes that schemes under Regulation 33(12)(B), combined with other regulations, can allow FSI up to 4.00 on net plot area, subject to conditions. Cooperative society redevelopment, cluster redevelopment, MHADA-related development, cessed buildings and slum rehabilitation each have their own rules, and the best route depends on the site. Our DCPR 2034 guide explains why. A site with an existing building, protected occupants, slum structures or a road-widening issue may need a completely different route. Redevelopment is now central to supply: Knight Frank projects it will add about 44,000 homes in Mumbai by 2030.
But entitlement is not economics. When BMC invited developers in 2025 to redevelop 64 slum rehabilitation schemes on its own land under Regulation 33(10), only 22 of the 64 plots drew bids in that round. A regulatory route creates potential, but someone still has to make the numbers work.
So the first question shouldn’t be “How much FSI do I get?” It should be “Which rules apply to this particular site?” Then compare routes: the highest FSI is not always the optimal one, as we show in 7 Numbers Before You Bid.
4. Achievability: development potential is not buildable potential
Suppose the analysis shows substantial entitlement. Can it all fit on the site? Not necessarily.
- Plot configuration: two plots of equal area can produce very different buildings. Narrow or irregular parcels struggle with setbacks, circulation and parking.
- Road width and access: the road serving the plot shapes both the regulatory framework and the building. Fire movement, vehicle entry and emergency access can’t be assumed from a satellite view.
- Setbacks and open spaces: theoretical FSI still has to fit inside the permissible envelope.
- Height: in Mumbai this can be the binding constraint. AAI’s height-clearance rules apply up to 20 km from VFR airports and up to 56 km from IFR airports. Its Colour Coded Zoning Maps set permissible top elevations, and a structure below the mapped height doesn’t need AAI clearance. A site can carry enough FSI on paper and still be capped by height.
- Other constraints: CRZ, heritage, railway or metro infrastructure, high-tension lines, defence restrictions, flooding, mangroves, utilities and fire-access requirements.
Permissible development potential ≠ physically achievable development.
5. Economics: does it make commercial sense?
Now we can talk about price. Not before.
A plot can be legally clean, planning-compliant and technically developable, and still be a bad acquisition at the asking price.
Take two plots, both advertised at ₹10,000 per sq. ft. of land. Plot A yields a much larger saleable area. Plot B carries heavy deductions, constraints and extra costs. Per sq. ft. of land they look identical. Per buildable or saleable sq. ft., they aren’t.
The commercial screen should cover land cost, stamp duty, premiums, TDR, approvals, construction, financing, timeline, product mix, selling price, absorption, revenue, developer margin and sensitivity to cost, price and time.
Be careful with price benchmarks. The MMR-wide average is a regional reference, not the rate your micro-market will pay, and the rate in a model isn’t automatically what the project realises. We explored this in our realisation gap analysis.
“The Mumbai market is strong” is not an acquisition thesis. Sales slipped 18% in 2025, and MMR’s overhang stood at 18 months in Q2 2026, up from about 17 at the end of 2025. Supply from redevelopment is growing, but absorption is conditional. The real question is whether this site can produce a product this micro-market will absorb at a price that supports the land cost and the risk.
The five-layer Mumbai land screen
| # | Layer | Question | Check |
|---|---|---|---|
| 01 | Land | What exactly are we analysing? | Plot → CTS/CS/FP → title → boundaries → access |
| 02 | Planning | What does the city say about this land? | Zoning → DP remarks → reservations → roads |
| 03 | Regulation | Which rules apply, and what entitlement follows? | DCPR → FSI → TDR → premiums → special schemes |
| 04 | Achievability | What can actually be built? | Setbacks → height → parking → access → NOCs |
| 05 | Economics | Does it work as a project? | Saleable area → cost → revenue → timeline → returns |
A legal, title and approvals due-diligence track runs alongside all five.
Who this helps
- Developers: decide whether a plot deserves acquisition and feasibility effort.
- Brokers: move from “X sq. ft. available” to a real development narrative.
- Architects: get the parameters that should shape early massing studies.
- Investors: connect the physical asset to entitlement, risk and returns.
- Redevelopment societies: test what the site can support, rather than accepting promises of “high FSI.”
- Students and new professionals: see that feasibility is interdisciplinary. Planning, architecture, regulation, GIS, market intelligence and finance all meet at one plot.
Where Archonet fits
LandWise helps teams evaluate the regulatory side of this screen: applicable schemes, FSI potential, scheme comparisons, approval costs and height constraints. FinWise takes that development potential into financial feasibility: costs, revenues, cashflows, IRR, NPV and scenario analysis. The aim isn’t to replace your team’s judgement, but to give everyone a common baseline before a commitment is made.
Conclusion: let the plot earn its YES
A plot can look attractive in a broker’s WhatsApp message long before it proves itself. The area may be right, the location may be right, and the price may even look competitive.
But land development is rarely decided by one number. It comes from the interaction of the parcel, the planning framework, the regulations, the physical constraints, the applicable schemes and the market economics.
Five questions, one per layer:
- What exactly is the parcel?
- What does the Development Plan say about it?
- Which rules apply, and what entitlement do they create?
- How much of that can actually be built?
- Does the resulting project make commercial sense?
Stop asking “How much FSI does this plot have?” Ask instead: “What can this site actually support, and is it worth saying YES?”