What a RERA extension tells you about a project
A project can miss its filed completion date two ways: it goes back to the regulator for more time, or it doesn't. The difference is one of the more useful signals a filing gives you, and it's rarely read.
Every RERA-registered project files a completion date. It is not a marketing promise — it is a declaration under Section 4(2)(l)(C) of the Real Estate (Regulation and Development) Act, 2016, made under affidavit, and the project's registration itself is only valid until that date. What happens when the date arrives and the building isn't done is where the useful information is, and it is rarely the same thing twice.
Two ways to miss a date
A registration that reaches its completion date without being finished can go one of two ways.
The promoter applies for an extension. Section 6 of the Act lets the regulator extend a registration on the promoter's application, on the grounds of force majeure — defined narrowly in the Act as war, flood, drought, fire, cyclone, earthquake, "or any other calamity caused by nature." A further proviso in the same section lets the Authority grant an extension in other "reasonable circumstances, without default on the part of the promoter," capped at one year in aggregate. Either way, an extension is a filing: a stated reason, a decision, a date, on the record. (Most state authorities, Karnataka's included, treated the pandemic lockdowns as a force-majeure event and granted extensions to registrations running at the time — one of the more common reasons you'll see on an older project.)
Or nobody applies, and the registration lapses. The completion date passes, no extension is on file, and the project's registration is technically expired. Section 8 of the Act gives the regulator power to step in — directing the competent authority or, in some cases, the association of allottees to carry the remaining work forward — but that is a fallback mechanism, not something that happens automatically or quickly.
These are not the same signal, and a listing that just says "delayed" collapses them into one.
What each one actually tells you
An extension means the promoter is still dealing with the regulator: still filing, still on record, still (at least on paper) accountable for a stated new date. It doesn't mean the project is problem-free — some projects go back for a second or third extension, which is its own pattern worth reading — but it means someone is still steering.
A lapse is more ambiguous, and worth treating as a prompt to dig rather than a verdict. It can mean the project has genuinely stalled — construction paused, financing gone, or the promoter in dispute with the landowner or a lender. It can also mean the project actually finished and the promoter simply never filed the paperwork to formally close the registration, which happens more often than it should. The filing alone doesn't tell you which; the quarterly returns leading up to the lapse, and whatever complaint or site-progress record exists alongside it, usually do.
Scale, on DOSL's own numbers
As of 18 September 2026, across the 3,982 Bengaluru projects DOSL tracks, 1,103 registrations have lapsed — the completion date passed and no extension is on file — and a further 666 projects have gone back to the regulator for more time. Read together with 943 projects carrying a complaint on the regulator's own record, the shape of it is this: a meaningful share of what gets marketed as "under construction" in Bengaluru is, on the file, running against its own stated schedule in one of these two ways. Neither fact is disclosed on a brochure.
What to actually check
If a project has an extension on file: read the order itself, not just its existence. What reason is cited? Is this the first extension or the third? How much time was asked for against how much was granted? A single, clearly-reasoned extension tied to a named event is a different project from one on its second discretionary extension with no stated cause.
If a project's registration has lapsed: ask the sales office directly for the occupancy certificate, or for the newer registration if the project re-registered under a fresh number (which happens, and resets the visible history unless you know to look for the old one). Check whether construction is visibly continuing. A lapsed registration on a project that is demonstrably still being built is a paperwork gap; a lapsed registration on a stalled site is the finding itself.
This is general information, not legal or investment advice. Pull the actual extension order or registration record for any specific project from K-RERA, or have a lawyer do it, before you rely on it.