Mumbai/Project record

MahaRERA · the public record

Opal Annex

Kalher · Buildcon Infra

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64units filed as unsoldInventory · 20 September 2026
30 Jun 2028declared completionMahaRERA registration · read 12 Jul 2026
108registered unitsMahaRERA registration · read 12 Jul 2026

The record · free to read

Registration read 12 Jul 2026

Progress & dates

The timeline on file.

Available record

No construction trend to plot.

The records used for this page do not supply a series of construction percentages. This does not establish whether possession has been given.

declared completion

30 Jun 2028

The registered date and a construction update answer different questions. Neither is a confirmation of possession.

MahaRERA registration · read 12 Jul 2026

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The source record

The details behind the headline.

MahaRERA · P51700079425

Delivery and registration

When is the project declared for completion?

Opal Annex is registered with MahaRERA as P51700079425 and the promoter has declared completion for 30 Jun 2028.

30 Jun 2028

declared completion

21months to go

against the declared date

The completion date and status as they stand on the MahaRERA registration record.

Source · MahaRERA project registration · read 12 Jul 2026

MahaRERA registrationP51700079425
Registered on06 Mar 2025
Promoter-declared completion30 Jun 2028
Current statusCertificate Signed
Against today21 months to the declared date

Approvals and compliance

What compliance filings are on record?

MahaRERA's defaulter and deregistration lists and the quarterly-progress filing for Opal Annex record 5 quarterly progress reports since registration.

Entries as they appear on MahaRERA's own lists and the project's progress filing.

Source · MahaRERA defaulter, deregistration and QPR lists · read 12 Jul 2026

  • Filing progress reports — 5 quarterly progress reports on record since registration, with no current default.

Promoter record

What else is this promoter on record for?

Buildcon Infra is the promoter of record on 14 projects registered with MahaRERA, 2 of which carry a MahaRERA regulator flag (insolvency, deregistration, completion lapse or QPR default).

14projects

registered with MahaRERA

2flagged

by MahaRERA

Counted across Quietlist's full MahaRERA register store, matched on the promoter name as it appears on each filing.

Source · MahaRERA register, all projects · read 12 Jul 2026

Construction

How much construction cost has been reported?

In Opal Annex, ₹3.66 Cr of a declared ₹18.73 Cr estimated project cost is reported as incurred, about 19.5%, as at the last certified filing with MahaRERA.

19.5%

₹3.66 Cr

of ₹18.73 Cr declared cost

Cost incurred as last certified to MahaRERA. It is a financial measure, not a survey of site work, and it can lag on-site reality between filings.

Source · MahaRERA quarterly progress filing · read 12 Jul 2026

Sales

How much has actually been sold?

In Opal Annex, 28 of 93 homes filed with MahaRERA are recorded as sold or booked (27 with registered agreements and 1 booked), about 30%, and 65 remain available.

30%sold

28 of 93 homes

₹10.17 Cr

committed by buyers

Counts and agreement value as the promoter filed them at the last compliance date; this is the filed inventory, not current availability. Of that agreement value, ₹5.07 Cr (about 50%) is recorded as collected and ₹5.10 Cr as receivable. The project registers 108 homes in total, while this sold/unsold inventory filing covers 93 of them.

Source · MahaRERA sold/unsold inventory filing · read 12 Jul 2026

What buyers actually paid: across 28 registered agreements, the effective carpet rate is ₹9,097/sqft, with eight in ten falling between ₹8,867 and ₹9,267 — computed from the agreement values and carpet areas the promoter filed, not broker quotes.

The inventory filing also declares: 15 not for sale.

What the filings record, home by home

Read from MahaRERA on 20 September 2026

MahaRERA publishes, home by home, what this promoter filed: which homes are sold and which are not, the RERA carpet area of each, and for the sold ones the registered agreement value — the consideration filed for that specific home. On this project 29 homes carry one, and 64 of the 108 are recorded unsold. Since we started watching this ledger, 3 homes have moved out of the unsold list, most recently on 11 September 2026.

Here is one of those unsold homes, priced against what buyers of the same home on other floors actually filed:

HomeCarpetFiled for the same home on other floorsBased on
1101359 sqftRs 32.13 lakh typical, over Rs 26.00 lakh to Rs 32.87 lakh8 filed on this stack, floors 2–10

A filed consideration is what was registered for one home. It is not a valuation, and MahaRERA does not publish the date of any of these agreements — read a range as a spread, not as a trend. An unsold row means no sale had been filed for it when we looked, which is a filing state, not a promise that the home is available to you today. One of the two observations is an archived copy whose time is the moment the file was written, not a portal fetch time.

In Opal Annex, 42 of the 64 unsold homes have agreements filed on their own stack. The Price Comparison Report gives each of them its own row — the filed agreements behind that stack listed in full, the government reckoner value the promoter filed against it, and whether it is mortgaged to a lender while still on the unsold list. Built from the filing itself, sent by email.

See the other 63 homes — ₹2,999 →

Buildings & Wings

The buildings and wings registered under this project, with each tower's sanctioned height and declared completion date. Here the tallest tower rises to G+13 and 108 homes are registered across the project.

BuildingWingsFloorsHomesDeclared completion
Wing A1G+1393-
Wing B1G+315-

Unit mix on the filing: 108 residential.

Complaints

No buyer complaints were on this project's MahaRERA record at the time of reading.

Location, Land & Connectivity

Located at Kalher, Kalher, Thane, Thane, 421302. Per the filed land record, the plot is bounded to the north by Swastik Residency, to the south by Ashtavinayak complex, to the east by Vignaharta Complex and to the west by Swapnnagiri. These are the boundaries as recorded in the filed land record.

Location & connectivity

The nearest major job hub is ~17 km away — a real but liveable commute to the nearest job hub — factor peak-hour traffic.

LandmarkStraight-line
Powai / Hiranandani business park17 km
Andheri MIDC / SEEPZ19 km
Chhatrapati Shivaji Int'l Airport23 km
Bandra Kurla Complex (BKC)24 km
Lower Parel / Worli business district33 km
Nariman Point / Fort40 km

Straight-line distances from the geocoded project locality (the RERA address is an area, not a door) — directional, not door-to-door drive times. Check the actual road route, the nearest metro station and daily-need shops/schools/hospitals on a site visit.

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Other RERA-registered projects in Thane

Opal BAY
possession by Dec 2029 · Pyramid Alliaance Ventures
Opulence
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Opulis A
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Opulis B
possession by Nov 2030 · Lodha Developers Limited
Opulis C
possession by Nov 2030 · Lodha Developers Limited
Opulis D
possession by Nov 2030 · Lodha Developers Limited

What to verify before you book

  1. Confirm the MahaRERA registration is live and read the project page on the MahaRERA portal for the sanctioned plan, approvals and the promoter's quarterly progress reports.
  2. Check the declared completion date against actual site progress — registration is not the same as a delivered, occupancy-certified building.
  3. Verify the exact carpet area, floor and unit number in your agreement match the sanctioned plan (not the brochure's saleable area).
  4. Confirm the title, the 7/12 land extract and that your payments go to the project's designated RERA escrow account.

Flags are from MahaRERA's own published problem lists — not a claim about the developer's intent. Explore every flagged project on our Mumbai, Thane & the MMR RERA red-flag register.

Last checked against the RERA register: 20 Sep 2026