Buying the new tower on old land: redevelopment flats as a value play

In the lanes where Mumbai and Pune actually want to live, the only new buildings are old buildings reborn, and they trade at a visible discount to the rare greenfield tower nearby. That discount is the market pricing redevelopment's frictions. The value play is simple to state and demanding to execute: buy where the friction is managed but the discount priced as if it were not.

Why the discount exists#

Buyers fear what stalls, and redevelopment schemes stall differently: society litigation, consent challenges, rehab obligations outrunning cash. Lenders underwrite them more slowly, resale buyers inherit the same wariness, and mixed towers, rehab and sale wings sharing a podium, price below pure-sale buildings. The frictions are real. The mispricing comes from the market applying one blanket discount to schemes whose actual risk varies enormously, because most buyers cannot tell a clean scheme from a troubled one. You can, and that asymmetry is the entire play.

An analogy: renovated heritage flats in every global city trade below new-build towers of equal finish, until the buyer pool learns to read renovation quality, after which the good ones close the gap. Maharashtra's redevelopment stock is at the earlier stage of that curve: the discount is still blanket, the reading skills are still rare, and the register makes part of the reading possible.

Where the play exists at all, measured#

The premise of this article is that redevelopment is the core's only new supply, and that is checkable rather than atmospheric. MahaRERA files rehab units in the unit-level sales table, so a project that itemises them is one rehousing existing occupants, and the share of a district's registrations doing that is the share of its new supply that is somebody's old building.

In Mumbai City more than one registration in four is a redevelopment. In Pune it is one in thirty-seven. That is the geography of this play in a single comparison, and it also says where the play does NOT exist: a redevelopment discount in Nashik or Nagpur is competing against abundant greenfield a short drive away, so the location premium the whole thesis rests on is not there to collect.

Two cautions on that chart. It counts only schemes that itemise rehab units, which is a filing habit rather than a fact about the building, so the true redevelopment share is higher than 5.7 percent everywhere and the ranking is safer than the level. And the gradient is what matters: Mumbai City against Pune is a factor of ten, which no filing convention explains away.

The value screen, in order#

1. Location that greenfield cannot replicate. The play only exists where the alternative new supply is a corridor away: established school districts, transit-dense wards, market streets. A redevelopment discount in a periphery full of greenfield is just a discount.
2. Scheme health, verified. The redevelopment-specific checks: consent uncontested, conveyance done, the development agreement's architecture sound, and the rehousing schedule obtained in writing from the seller. That last one is deliberately not "read the rehab progress in the filings": the register splits rehab from sale progress on about 195 projects statewide, so on almost every scheme it is a question for the sales office and the site rather than the portal. What the filings do carry on every project is the punctuality, the extensions and the disclosed disputes, which is where a society-developer fight surfaces first anyway.
3. A promoter with redevelopment deliveries. The discipline is specialised; the track record read should show completed schemes, not transferred greenfield glory.
4. The discount, measured. Price per carpet square foot against genuinely comparable new supply, adjusted for the tower's mix and amenities. The buy signal is a healthy scheme wearing the blanket discount; the walk signal is a troubled scheme wearing a small one.
5. The society you will join. Rehab owners received their flats; you bought yours. Different cost bases produce different appetites for maintenance, sinking funds and amenity spending, manageable, common, and worth reading in the society's proposed bye-laws and corpus arrangements before you commit.

Neha's arithmetic, completed#

Neha's Mulund purchase (illustrative, as ever) closed the loop this series has followed her through: the healthy scheme she verified layer by layer priced 9 percent below a greenfield tower eleven minutes further from the station, on a discount the market applied for frictions her file showed were managed. Two years later the comparison flat's corridor is still growing its school; her lane has had one for thirty years. The discount paid her to buy the better location, which is the whole play in one sentence.

The half of this you cannot get from the register, and must not pretend to#

Everything above turns on a discount, and MahaRERA files no prices. No per-flat price, no per square foot rate, no carpet area for an apartment, and the one money figure a promoter does file, the declared project cost, is a cost and not a sale price. So the central number in a value case is the one number this register will never give you.

That is worth stating plainly because the failure mode is specific. It is easy to assemble a convincing-looking screen out of the things that ARE filed, registration status, progress, extensions, disputes, and then quietly assume the discount because the scheme looks clean. A clean scheme at a fair price is not a value play; it is a fair purchase. The discount has to be measured from sources the register does not hold: the IGR registration values for what actually transacted nearby, a broker who will quote the greenfield comparable honestly, and your own visits.

What the register does is the other half, and it is the half nobody else does: it tells you whether the scheme you are pricing is sound. Use it for that, and get the price from where prices live.

Where to run the free part#

Every covered project's filing is public. The free project pages carry the registration and its status, the promised completion date with every extension filed against it, construction progress quarter by quarter, disclosed complaints and litigation, and the promoter's other registrations with a delivery bar, which on a redevelopment is the single most useful panel: a promoter whose completed schemes are redevelopments has passed the harder test. The district pages carry the surrounding supply, which is how you build the comparable set before you go and price it.

The Rs 499 buyer report assembles one project's record and adds what a single filing cannot show: the promoter's concurrent commitments, the district's own slip distribution, and where this scheme's pace sits among its neighbours. It prices nothing, by constitution, and on a value case that is the point: it tells you what you are buying, and leaves what it is worth to you.

The one-line summary#

Redevelopment is the only new thing in the places that matter, discounted by a market that cannot tell clean schemes from troubled ones: verify the scheme in the filings, measure the discount somewhere the filings cannot reach, plan the longer hold, and let other buyers' blindness pay for your location.

Methodology and sources#

• Redevelopment share by district: ReraGenie analysis of 55,885 published MahaRERA projects, as updated on 17 September 2026, counting a project as redevelopment where its filed unit-level sales table declares a non-zero rehab unit count. 3,174 projects statewide, 5.7 percent.
• The 195-project figure for a readable rehab-versus-sale progress split: same corpus, counting projects whose sales table names both a rehab-bearing and a rehab-free building or wing, each matching a building in the construction table with a filed completion percentage.
• Conveyance and the promoter's obligation to the society: the Maharashtra Ownership Flats Act, 1963, and the Maharashtra Co-operative Societies Act, 1960.
• No price, rate, carpet area or discount figure in this article comes from RERA filings, because RERA carries none of them. The 9 percent in the story is an illustration, not a measurement, and the transaction values that would settle it sit with the Inspector General of Registration rather than with the regulator.