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ReraGenie Intelligence from official RERA filings
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Monthly City Report

Mumbai

September 2026

57 new registrations, below the twelve-month median of 59. The four quarters ahead promise 78,141 units across 925 projects.

New registrations in Mumbai by month, last 24 months, from the filings. The full exhibit, with its axis and median, is inside.
Filings as updated on 3 October 2026 Reporting month: September 2026 reports@reragenie.com
Inside
01The month on one pageRegistrations, units, land and the 24-month run
02Against the other sixAll seven cities, each against its own median
03What registeredType mix and declared cost
04Where it registeredTalukas and the pincode micro-markets
05The possession pipelinePromise years, four quarters behind and four ahead
06Complaints on recordTwelve months, per 100 registrations
07How months reviseWhat we first reported, restated
08What is not hereStated positively, with reasons
09Method and disclaimerSource, definitions, rules, independence

Every figure is derived from promoters' filings published by MahaRERA. This report counts and compares them; it does not rank projects, recommend anything, or estimate a price. Method, definitions and the full disclaimer are in section 09.

ReraGenie Monthly City Report
Report date: 3 October 2026
Mumbai · September 2026

Every figure below comes from promoters' own filings on the Maharashtra Real Estate Regulatory Authority portal, as updated on 3 October 2026. This report counts and compares them. It does not rank projects, recommend anything, or estimate a price, because RERA files no prices.

What "Mumbai" means here: the Mumbai City and Mumbai Suburban district s as filed on MahaRERA. There is no city field in the filings, so a district is the smallest unit the source itself defines. The taluka table below shows how this month's registrations sit inside it.

The month

0157 new registrations, below the twelve-month median of 59

In brief
  • The second busiest of the seven cities this report covers, with 57 of their 270 new registrations.
  • 57 new registrations against a median month of 59 over the last twelve.
  • Of 7,576 registrations with a promised date: 2,609 delivered, 3,290 on the register, 1,677 lapsed or cancelled.
  • The four quarters ahead carry 925 projects promising 78,141 filed units.
  • 1,815 complaints in the last twelve full months, 24.0 per 100 registrations on the books.
57new registrations
+21 (+58%) vs August 2026
-2 (-3%) vs September 2025
59median month, last 12
this month is below it
4,437homes and units registered
filed by 46 of 57 projects
15.1hectares brought under registration
17.6%of all Maharashtra registrations this month
57 of 324

Exhibit 1. New registrations by month, last 24 months

The dashed line is this city's median month over the last twelve, so a single month reads against its own run rather than against whichever month sits beside it. Hatched bars are still filling in and are not a fall: the nightly refresh re-downloads a project only when its filing changes, so the newest months undercount until later runs catch them.
0501001502002024-10: 592024O2024-11: 68N2024-12: 55D2025-01: 492025J2025-02: 57F2025-03: 64M2025-04: 37A2025-05: 44M2025-06: 66J2025-07: 57J2025-08: 50A2025-09: 59S2025-10: 56O2025-11: 53N2025-12: 68D2026-01: 602026J2026-02: 61F2026-03: 122M2026-04: 64A2026-05: 51M2026-06: 82J2026-07: 34J2026-08: 36A2026-09: 57 (still filling in)57Smedian month 59
Source: promoters' filings on MahaRERA, as updated on 3 October 2026. ReraGenie.
The seven cities

02The second busiest of the seven cities, with 57 of their 270 registrations

Exhibit 2. The seven cities in September 2026, each against its own median month

Two different questions, kept apart on purpose: new registrations says which city is large and barely changes month to month; the gap to its own median says which is busier than it usually is, and that does change.
CityNew registrationsIts own median monthAgainst that median
Pune8884+4
Mumbai5759-2
Thane5253-1
Nashik2017+3
Navi Mumbai and Raigad2029-9
Vasai-Virar and Palghar1920-1
Nagpur1421-7
These seven together27083% of the state
Everywhere else in Maharashtra54
Source: promoters' filings on MahaRERA, as updated on 3 October 2026. ReraGenie.

5 of the 7 cities with a twelve-month record of their own registered below it this month. Maharashtra as a whole recorded 324 registrations against a median month of 319.

  • Ranked by volume only. Three of the seven register about twenty projects in a normal month, so ranking them by growth would put whichever small city caught a handful of extra filings at the top and read as a market signal when it is arithmetic.
  • Each city is compared only with its own twelve-month record, never against another city's. A small city against a big city's median would look dead in every report, forever.
  • September 2026 is the newest month here and is still filling in, so part of any shortfall against a median made of settled months is that. How much is filing lag and how much is fewer registrations is a question our own record answers as it deepens, and not one to guess at meanwhile.
What registered

03Residential / Group Housing leads the cohort: 33 of 57 registrations

Type mix
Residential / Group Housing33 (58%)
Mixed19 (33%)
Commercial5 (9%)
No cost figures yet for September 2026. Promoters file the declared project cost late: it is on record for about 84% of registrations six months old and 0.0% of this month's. Publishing a rupee total now would show a collapse that is filing behaviour, not the market. It appears here once the month matures.
Where

04Borivali took 40% of the month; pincode 400092 leads the twelve-month run

400092busiest pincode of the last twelve months: 44 registrations, 3,985 units
By taluka, this month
Borivali23 (40%)
Andheri12 (21%)
Kurla11 (19%)
Mumbai City4 (7%)
CTSO Chembur2 (4%)
CTSO Ghatkopar1 (2%)
CTSO Vile-Parle1 (2%)
CTSO Bandra1 (2%)

34 distinct pincodes recorded a registration in September 2026, out of 81 that recorded one somewhere in the last twelve months.

Exhibit 3. The busiest pincodes, and what they already hold

Ranked over twelve months, not this month: a monthly top ten drawn from one month's registrations would reshuffle every month and describe nothing.
PincodeTalukaRegistrations, 12mThis monthUnits, 12mOn the booksActive
400092Borivali, CTSO Borivali4453,985394163
400067Borivali, Andheri3342,881333147
400071Kurla, Mumbai City3011,382343144
400080Kurla, Mumbai City2611,837325157
400064Borivali, Mumbai2512,238320139
400050Andheri, Mumbai2541,10717884
400057Andheri, Mumbai243781260101
400068Borivali, Mumbai2321,34619394
400053Andheri, Mumbai City2311,96618576
400083Kurla, Mumbai City2312,83618799
These 10 pincodes37% of the city's 12 months276
Source: promoters' filings on MahaRERA, as updated on 3 October 2026. ReraGenie.
  • The last two columns turn a tally into a picture of a place. On the books is every registration the pincode has ever carried; active is how many are live today. A long book with few active registrations is a built-out area; two close numbers is one still being built.
  • 100.0% of this month's registrations filed a usable map coordinate. Across the corpus about a third do not, so anything geographic is stated as coverage rather than assumed.
The possession pipeline

05The four quarters ahead promise 78,141 units across 925 projects

78,141units promised for possession over the four quarters ahead, across 925 projects

The whole Mumbai book, not just this month's cohort. Every registration that has filed a promised possession date, placed on the year it promised and coloured by what its registration says today. This is the chart that shows delivery rather than intent, and it is the reason a monthly registration count on its own is a poor guide to a city.

Exhibit 4. Promised possession year, by what the registration says today

Green is a registration marked Completed today, the only completion signal RERA publishes; the bar it sits on is the year the project PROMISED, not the year it finished. Red is never softened into "delayed": a lapsed registration is the RERA protection a buyer was relying on, ended.
DeliveredOn the registerRegistration lapsed or cancelled
05001,0001,5002,0002017 delivered: 912017 dead: 9'172018 delivered: 3092018 dead: 39'182019 delivered: 2822019 dead: 97'192020 delivered: 1162020 dead: 60'202021 delivered: 1932021 dead: 139'212022 delivered: 2402022 dead: 161'222023 delivered: 3562023 dead: 245'232024 delivered: 3882024 dead: 267'242025 delivered: 3812025 live: 12025 dead: 424'252026 delivered: 2002026 live: 7622026 dead: 227'262027 delivered: 302027 live: 8922027 dead: 3'272028 delivered: 202028 live: 6752028 dead: 5'282029 delivered: 32029 live: 4642029 dead: 1'292030 live: 279'302031 live: 131'312032 live: 52'322033 live: 18'332034 live: 10'342035 live: 4'35today
Source: promoters' filings on MahaRERA, as updated on 3 October 2026. ReraGenie.

7,576 registrations carry a promised date. 2,609 are recorded delivered (34%), 3,290 are still on the register, and 1,677 have a registration that has lapsed, been de-registered or been revoked. Years outside 2017 to 2035 hold 2 further registrations and are not drawn.

Four quarters behind, four ahead

Exhibit 5. Units promised for possession, four quarters behind to four ahead

Blue quarters are ahead, the pale ones are behind, gold is the quarter running now. A white hatch marks a quarter where fewer than half the projects filed a unit count: its bar is short for a filing reason, not a supply one. The table below carries the exact figures.
025k50k75k100kOct to Dec 2025: 15,156 units across 425 projects (40% filed a count)Oct-Dec2025Jan to Mar 2026: 4,826 units across 114 projects (62% filed a count)Jan-Mar2026Apr to Jun 2026: 13,298 units across 193 projects (69% filed a count)Apr-Jun2026Jul to Sep 2026: 11,357 units across 154 projects (83% filed a count)Jul-Sep2026Oct to Dec 2026: 61,992 units across 728 projects (74% filed a count)61,992Oct-Dec2026Jan to Mar 2027: 9,485 units across 156 projects (76% filed a count)Jan-Mar2027Apr to Jun 2027: 22,452 units across 218 projects (83% filed a count)Apr-Jun2027Jul to Sep 2027: 7,034 units across 83 projects (87% filed a count)Jul-Sep2027Oct to Dec 2027: 39,170 units across 468 projects (78% filed a count)Oct-Dec2027
Source: promoters' filings on MahaRERA, as updated on 3 October 2026. ReraGenie.

Exhibit 6. The same nine quarters, in figures

The book cut by quarter around today, which is the resolution a decision actually gets made at. Tinted rows are the quarters ahead: a promise still to be kept, the table's equivalent of a forecast column.
Quarter promisedProjectsDeliveredOn registerLapsedUnitsFiled a unit count
Oct to Dec 2025425167 (39%)125715,15640%
Jan to Mar 202611448 (42%)0664,82662%
Apr to Jun 202619349 (25%)014413,29869%
Jul to Sep 202615427 (18%)1151211,35783%
Oct to Dec 2026 (running now)72876 (10%)647561,99274%
Jan to Mar 202715611 (7%)14509,48576%
Apr to Jun 20272188 (4%)210022,45283%
Jul to Sep 2027832 (2%)8017,03487%
Oct to Dec 20274689 (2%)457239,17078%
Four quarters behind886291 (33%)11647944,637
Four quarters ahead92530 (3%)892378,141
Source: promoters' filings on MahaRERA, as updated on 3 October 2026. ReraGenie.
  • Units are what this table is for, and also its weak point, so the filed share is printed on every row: RERA does not require a unit count in the way it requires a date, and a quarter whose projects mostly did not file one shows a small number for a reason that has nothing to do with supply. Read the units column against that last column, never on its own.
  • The clearest thing in the table is the "on register" column above the line. Across the four settled quarters, 116 of 886 registrations are still on it. A promised date that passes does not leave a project sitting late on the register: it resolves, into an extension that moves the promised date and carries the project into a later quarter, or into a lapse. That is why the count of registrations both active and past their date is 116 against 3,290 active, a number that looks impossibly low until you see what happens to a quarter once it passes.
  • A delivered count in a future quarter is early completion: the registration is marked Completed while the date it filed is still ahead.
Registration status across the whole book

Exhibit 7. The whole book by registration status

Every registration the city has ever carried, by its status today. The rows beside the chart are the exact reading, including the statuses the three headline states do not cover.
Delivered: 2,609 (34%)On the register: 3,290 (43%)Lapsed or cancelled: 1,677 (22%)7,576registrations
Delivered2,609 (34%)
On the register3,290 (43%)
Lapsed or cancelled1,677 (22%)
Source: promoters' filings on MahaRERA, as updated on 3 October 2026. ReraGenie.
Active3,290 (43%)
Completed2,609 (34%)
Lapsed1,641 (22%)
De-Registered26 (0%)
Revoked8 (0%)
Under Abeyance As Per Order2 (0%)
Complaints

061,815 complaints in twelve full months, 24.0 per 100 registrations on the books

Exhibit 8. Complaints filed by month, last 12 full months

Counts only: the filings name the complainant and the respondent, and this report names nobody. Complaint counts carry the same reporting lag as everything else, so the months still filling in are left out of this window rather than drawn short.
0621251882502025-09: 1522025S2025-10: 99O2025-11: 164N2025-12: 123D2026-01: 2012026J2026-02: 178F2026-03: 193M2026-04: 166A2026-05: 203M2026-06: 181J2026-07: 116J2026-08: 39A
Source: promoters' filings on MahaRERA, as updated on 3 October 2026. ReraGenie.
Complaints filed, last 12 full months1,815
Per 100 registrations on the books24.0

Normalised per 100 registrations so the largest city does not automatically top the table, and against every registration rather than only the active ones, because a complaint can be filed against a completed or lapsed project too.

Our own record

07How these months have been revised

MahaRERA publishes what it holds today, not what it held when this report was last written, so a figure that has been restated is normally restated silently. ReraGenie records each month's numbers on the day it reports them. Here is what has moved since.

August 2026

First reported on 2026-09-02, last checked 2026-10-03, 2 observations in between.

Complaints filed that month35 rose to 39 (+4)

July 2026

First reported on 2026-09-02, last checked 2026-10-03, 2 observations in between.

New registrations33 rose to 34 (+1)
Homes and units registered2,656 rose to 2,678 (+22)
Hectares registered11.2 rose to 11.3 (+0.10000000000000142)
Complaints filed that month113 rose to 116 (+3)
Distinct promoters that month32 rose to 33 (+1)

A revision is a filing arriving late, not the market moving. A promoter registers, then files the detail over the following weeks and months, and the nightly refresh re-downloads a project only when its filing has changed. So a month gains registrations and units after publication because paperwork caught up with it, and none of the movement above means anything launched later than it appears to have. This is also why every figure here is dated, and why the newest bars in the charts are hatched rather than presented as a fall.

Coverage

08What this report does not contain

Stated positively, so an absence is never read as an oversight

RERA files no prices
There is no rate per square foot, no flat price and no carpet area anywhere in the source, so none appears here. The one exception is plotted developments, where about a fifth of projects file an agreement value per plot, and those are used in aggregate only.
No BHK or configuration
The filings record residential against non-residential unit counts and nothing finer.
No lender table
Project bank accounts are filed, but the bank name arrives as a code that is null on most rows, so a lender league table would be invention.
Litigation cannot be shown by month
Cases carry a year, never a filing date, so they are stock and not flow.
The fine print

09Method, definitions and disclaimer

Source and scope

Every figure in this report is derived from project registration filings published by the Maharashtra Real Estate Regulatory Authority on maharera.maharashtra.gov.in, retrieved and structured by ReraGenie, as updated on 3 October 2026. Nothing here is surveyed, modelled, estimated or sourced from listings, brokers or developers. Where the filings do not answer a question, this report says so rather than substituting an estimate.

Coverage is the Mumbai City and Mumbai Suburban districts, which together are what this report calls Mumbai. The reporting month is September 2026, assigned by each project's filed registration date.

Definitions

City
A named set of filed districts. MahaRERA records a district and has no city field, so a district is the smallest geography the source itself defines. A city here is therefore wider than the municipal boundary of the same name.
New registration
A project whose filed registration date falls in the reporting month. Not a launch, a sale, or the start of construction, none of which RERA records.
Delivered
A registration whose current status is Completed. It is the only completion signal RERA publishes and is the status as it stood on 3 October 2026, not a dated handover event.
On the register
Current status Active. The registration is live, whatever stage the building has reached.
Registration lapsed or cancelled
Current status Lapsed, De-registered, Revoked or Under abeyance as per order. Never merged into a softer word: it means the RERA registration a buyer relies on is no longer in force.
Promised possession
The completion date currently filed by the promoter. An extension moves it, so it is the promise standing today, not the original one.
Units
Apartments, plots or other saleable units as filed. RERA records no configuration, carpet area or price, so a unit is a count and nothing more.

How the figures are made

Provisional months
Any month within two months of 3 October 2026 is still filling in and is drawn hatched. The nightly refresh re-downloads a project only when its filing has changed, so recent months undercount until later runs reach them. A hatched bar is never a fall.
Declared cost
Withheld entirely until a month is 5 months old. Cost is filed on about 84% of registrations six months old and under 2% of last month's, so a rupee total for a young month would show a collapse that is filing behaviour rather than the market.
Medians
Printed only where at least 12 projects filed the field; otherwise the count is shown and the median withheld. Figures in brackets are the 25th and 75th percentiles.
Comparisons between cities
Counts within the seven named cities, which hold about 88% of the last twelve months of registrations statewide. Each city is measured against its own twelve-month record, never against another city's, and the seven are ranked by volume only.
Unrecognised statuses
A registration whose status does not map to one of the three states above is excluded from the possession chart and from its totals rather than assigned a state.
Guarded ratios
Built intensity is kept only between 0.05x and 15x of plot area. Promoters mis-file magnitudes, and an unguarded ratio produces figures no parcel could have.

Revisions

These figures change after publication, and that is expected: promoters file late and the register catches up. ReraGenie records what each month's figures were on the day it reported them, so a restatement can be shown rather than made silently. A revision reflects paperwork arriving, not activity occurring. Our record of Mumbai begins 2 September 2026. The charts reach back further and are not drawn from that record: they are derived from the registration dates in the filings as MahaRERA publishes them today.

Corrections, feedback and suggestions

If a figure here does not match a filing, tell us and we will check it against the source and against the filings as they stood on 3 October 2026. Every project page on reragenie.com carries a report-an-error link that records which version of the page was being contested, which is what makes a correction checkable weeks later.

For feedback or suggestions on this report, write to reports@reragenie.com. We read every message.

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