BDA Site Lease-cum-Sale in Bengaluru: The 10-Year Rule Explained
Buying a BDA site? Allotment isn’t ownership. Learn the lease-cum-sale period, construction rules, resale limits and the documents to check in Bengaluru.
Written by
Justin
16 October 2026 · 6 minutes read

BDA Sites in Bengaluru: What the Lease-cum-Sale Period Means for Buyers
A BDA layout has a good reputation: planned roads, an approved layout and a government-backed origin. That is why buyers sometimes skip questions they would ask about a private plot. Imagine a buyer who pays for a BDA site in an established layout, only to learn that the seller never received the absolute sale deed, because the lease period hadn’t ended and a condition hadn’t been met. The site looked ready, and the papers said “allotment”. But allotment isn’t the same as ownership, and the gap between the two is where problems start.
Quick answer
Most BDA sites are allotted on a lease-cum-sale basis. For a set period, typically 10 years, the allottee holds the site as a lessee, not an absolute owner. The allottee must build within the time allowed, and cannot freely sell during the lock-in. Only after the conditions are met does BDA execute an absolute sale deed, which gives full ownership. Before you buy a BDA site, check whether the absolute sale deed exists in the seller’s name.
What is a lease-cum-sale agreement?
Under the BDA Act, 1976 and the BDA (Allotment of Sites) Rules, 1984, an allottee pays for the site and signs a lease-cum-sale agreement with BDA. The allottee takes possession, builds as per an approved plan, and after the period ends, and if the conditions are met, BDA executes the absolute sale deed in the allottee’s favour. This structure is meant to discourage speculation and make sure sites go to people who will build and live on them.
How does the timeline work?
Stage | What happens |
|---|---|
Allotment | BDA allots the site and issues an allotment letter |
Payment and agreement | The allottee pays the amount and signs the lease-cum-sale agreement, registered with the sub-registrar |
Possession | The allottee receives possession and a possession certificate |
Construction | The allottee must build as per an approved plan within the time allowed in the rules and agreement |
Lock-in period | Typically 10 years, during which the allottee is a lessee and cannot freely sell |
Absolute sale deed | After the period, and if conditions are met, BDA executes the sale deed |
The exact periods depend on the rules in force at the time and the clauses in your agreement. The 10-year lease is the figure most often cited. Construction deadlines are commonly cited as five years, and BDA has also said it will enforce penalties for not starting construction within three years.
Can a BDA site be sold during the lock-in?
Not freely. During the lock-in, the allottee is a lessee and the rules restrict selling the site. If a site is sold within the lease period, BDA can, after notice, cancel the allotment, resume the site and forfeit the amounts paid. Permission to sell has been recognised only in limited situations, so don’t assume you will get it.
There is a regularisation route for some earlier sales. An amendment to the Allotment Rules allowed buyers who bought a BDA site from an allottee during the lock-in, in sales completed before 31 December 2022, to get the absolute sale deed by paying 25% of the guidance value prevailing at the last sale. Ask BDA whether this route is still open and whether your transaction qualifies.
Are all BDA sites the same?
No. Check which category the site falls in:
Regular allotted sites on lease-cum-sale, as described above
Sites in some older layouts where absolute sale deeds were issued directly, such as certain stages of Banashankari, Anjanapura and Sir M Visvesvaraya Layout, according to news reports
Compensatory sites given to landowners whose land BDA acquired
Stray or regularised sites on BDA land, under the 2020 regularisation law, with penalties tied to the guidance value
Each has a different paper trail, so ask the seller which category the site belongs to.
Which documents should I verify?
Document | What it tells you |
|---|---|
Allotment letter | The site was allotted by BDA to the original allottee |
Lease-cum-sale agreement | The terms, lock-in period and construction conditions |
Possession certificate | That possession was handed over |
Absolute sale deed from BDA | That the lease period is over and ownership has matured |
Khata and tax receipts | That the site is recorded and taxes are paid |
Encumbrance Certificate | Whether any loan or registered claim exists |
No Dues Certificate from BDA | That all BDA dues are cleared |
Sale deed from allottee to seller (for resale) | The link in the chain of title |
Approved building plan and completion certificate (if built) | That construction is legal |
What should I do before buying a BDA site? (8 steps)
Ask which category of BDA site it is, and for the allotment date.
Get the allotment letter and the lease-cum-sale agreement, and read the lock-in and construction clauses.
Check whether the absolute sale deed exists in the seller’s name. This is the single most important check.
Get the No Dues Certificate from BDA, and the possession certificate.
Check the Encumbrance Certificate for the whole period since allotment.
Check the khata and tax receipts against the deeds.
If the site is still under lease or was sold during the lock-in, ask BDA in writing about approval and any regularisation, and get a lawyer’s opinion.
Get a written title opinion before you pay a meaningful advance.
What should Bengaluru buyers check on top of this?
The site’s status on the ground: visit the site, check for encroachment and compare the dimensions with the plan, as in our plot size guide.
Unbuilt sites: ask whether any penalty for delayed construction is pending.
Khata: confirm the khata type and that it is in the right name, as in our khata guides.
Corner sites and special categories: these can carry different conditions, so ask.
Payment: don’t pay in full on the promise that the sale deed will come later.
Chain of title: verify the deeds behind the sale, as in our mother deed guide.
Frequently asked questions
What is a lease-cum-sale agreement for a BDA site?
It is the agreement under which the allottee holds the site as a lessee, usually for 10 years, before BDA executes an absolute sale deed giving full ownership.
Does BDA allotment give absolute ownership?
No. Ownership matures when BDA executes the absolute sale deed after the lease period and once the conditions are met.
Can I buy a BDA site that is still under lease?
It is risky. Sales within the lock-in are restricted, and BDA can cancel and forfeit. Some earlier sales have a regularisation route, so check with BDA and a lawyer first.
How long is the construction deadline on a BDA site?
It is set by the rules and your agreement. Five years is commonly cited, and BDA has also said it will enforce penalties for not starting within three years. Check your agreement.
What is the absolute sale deed?
The document BDA registers to transfer full, freehold ownership to the allottee after the lease conditions are fulfilled.
What documents should I check for a BDA site?
The allotment letter, lease-cum-sale agreement, possession certificate, absolute sale deed, khata, tax receipts, Encumbrance Certificate and the BDA No Dues Certificate.
