Official-Records Checklist for Buying an Independent House

You are walking through a three-storey independent house in a quiet residential lane in Chennai, Bengaluru, or Hyderabad — the kind of property tier-2 buyers and metro upgraders both look for, because you get both the land and the structure, not a share in a shared apartment building. The ground and first floors look exactly like the photos. But standing on the terrace, looking at what is clearly a habitable third floor with its own water connection, a quiet question forms: was this floor actually sanctioned, or was it added later, quietly, without anyone updating the paperwork?

Buying an independent house means you are buying two things at once — the underlying land and the structure built on it — and your records checklist has to cover both. This is different from buying a plot (where there's no structure yet) and different from buying a flat inside an apartment project (where a developer usually already holds the building-side approvals). For an independent house, you are the one who has to confirm that both halves — land and building — are in order, and that they match each other.

Why an Independent House Needs Both Land and Building Diligence

A plot purchase asks: is this land legally residential and correctly bounded? An apartment purchase asks: did the developer follow through on RERA registration, sanctioned plan, and Occupancy Certificate for the whole project? An independent house asks both sets of questions about a single property, plus one more that is specific to standalone houses: does the structure that was actually built match what was officially sanctioned?

This last point matters because independent houses, being built incrementally by individual owners over years, are more prone than developer-built apartment blocks to floors, extensions, or balconies added after the original sanction — sometimes with a revised plan filed, sometimes not.

The Step-by-Step Reading Order

1. Read the land title chain and mother deed. As with any property, trace ownership back through the chain of registered sale deeds for at least a decade or more, watching for gaps or unexplained changes in the recorded owner.
2. Pull the Encumbrance Certificate. The EC from the sub-registrar's office shows registered charges, mortgages, and liens against the property for a chosen search period — request a period that comfortably covers the years you plan to rely on.
3. Check the land record and khata / property card. In Bengaluru, this is the BBMP khata — the municipal record that identifies the property for tax and building-permission purposes and comes in two flavours (A khata and B khata) with different legal standing; ask specifically which one applies. Other cities maintain equivalent property records under different names.
4. Review the sanctioned building plan. This is the plan approved by the local municipal or development authority — CMDA/local body sanction in Chennai, BBMP in Bengaluru, GHMC in Hyderabad — showing the number of floors, setbacks, and built-up area that were officially permitted.
5. Check the Commencement Certificate (CC). The CC is the formal permission to begin construction according to the sanctioned plan; its date should sit logically before the completion of construction.
6. Verify the Occupancy Certificate (OC). The OC, issued after construction, confirms the completed structure was inspected and found to conform to the sanctioned plan. Its absence — or a mismatch between what the OC covers and what you're viewing — is one of the most important facts to establish before you buy.
7. Reconcile the sanctioned plan against the built structure, floor by floor. Walk the house against the sanctioned plan: does the number of floors, the footprint, and the setbacks match? Use the carpet area calculator to check the built-up and carpet area you're being quoted against what the sanctioned plan and OC actually describe.
8. Check the property-tax record and dues. A property-tax record, maintained by the municipal body, both confirms how the property is officially described for taxation and shows whether dues are current — unpaid dues can attach to the property, not just the seller.
9. If the house sits inside a gated layout, also check the layout approval and any society/association NOC. A standalone house on its own independent plot will not have a society share certificate, but a house inside a gated villa community will have both a layout approval for the community and typically a no-objection certificate from its residents' association before resale.

The House Records Checklist

A Bengaluru Example

A buyer is evaluating a three-floor independent house in a residential layout on the city's outskirts. The seller mentions the house has "ground plus two, fully approved." The buyer requests the sanctioned building plan from the BBMP and compares it, floor by floor, against what has actually been built. The sanctioned plan shows ground plus one — two floors, not three. The third floor, used as a rented-out unit, does not appear in the sanction. Rather than treating this as a reason to distrust the seller personally, the buyer treats it as a documented fact: the built structure and the sanctioned plan do not match on this one specific point, and that gap has real consequences (for the OC's validity, for future resale, and potentially for regularisation cost) that need independent legal and municipal confirmation before proceeding. The buyer separately runs the built-up area figures through the carpet area calculator to understand how much of the quoted area actually falls within the sanctioned two floors versus the unsanctioned third.

House-Specific Traps to Watch For

• Unauthorised additional floors or deviation. A house built with more floors, larger setbacks-encroaching extensions, or additional rooms than the sanctioned plan allows is a documented deviation — a factual mismatch between plan and structure, not a judgement about the current owner, who may not even be the one who built the deviation.
• Land and building document gaps. It is possible for the land-side documents (title, EC, khata) to look completely clean while the building-side documents (sanctioned plan, CC, OC) are incomplete or missing — because these come from different offices and different processes. Check both halves independently; a clean land record says nothing about the building's approval status.
• OC issued for a different configuration than what's being sold. Sometimes an OC exists, but for an earlier or smaller configuration of the house than what is currently standing — always check the OC's description against the current structure, not just its existence.

Pro Tips

1. Request the sanctioned plan and the OC as separate documents and compare their floor counts and footprints against each other, not just against the physical structure.
2. Ask specifically which khata type applies (where relevant, such as Bengaluru's A/B khata distinction) — the type affects what municipal services and registrations are available.
3. For a gated villa community, request both the layout approval and the residents' association NOC — these are two different clearances from two different bodies.
4. Cross-check the property-tax record's floor/area description against the sanctioned plan; discrepancies here are often the first visible sign of an unrecorded addition.
5. Keep every document's issue date next to it — a CC dated after construction supposedly finished, for instance, is a logical red flag worth raising with a licensed professional.

Common Mistakes

1. Assuming a clean land title means the building is also fully sanctioned — these are separate diligence tracks.
2. Not walking the physical structure against the sanctioned plan floor by floor, and only discovering a mismatch after registration.
3. Treating an OC's existence as sufficient without checking that it describes the current configuration of the house.
4. Skipping the property-tax dues check because "the seller said it's paid" rather than pulling the record directly.
5. Overlooking the society/association NOC requirement for houses inside gated villa communities, assuming (incorrectly) that a standalone-house purchase process applies uniformly everywhere.

Reading Records Yourself Is Free — and Private

Every record in this checklist — title chain, EC, khata, sanctioned plan, CC, OC, and tax record — comes from a public office and can be requested without cost beyond standard government fees. What often goes missing isn't access to the records; it's a place to keep them organised as you collect them over what can be a weeks-long process.

That's what your private buyer workspace at /buyer/dream-home is for: a voice-first companion that lets you describe the house and what you've found so far in your own words, and turns it into a structured, private checklist you build up record by record. We're also developing /buyer/intelligence — an evolving workspace (shipping soon) meant to hold exactly this kind of official-records fact base, with its as-of dates, alongside affordability and locality context for the house you're evaluating.

DrawMagic does not verify, certify, or guarantee any specific house, floor plan, or seller — we help you organise information drawn from public sources so you (or a licensed professional you engage) can confirm it independently. Our approach to your data is consent-first, in line with the framework described in Deloitte India's overview of the DPDP Rules 2025 — read the full detail at /responsible-ai. For the broader buyer journey beyond independent houses, see /buyers.

Key Takeaways

• An independent house purchase combines land diligence and building diligence into a single checklist — you're verifying two different approval chains, not one.
• Read in this order: title chain → EC → land record/khata → sanctioned building plan → Commencement Certificate → Occupancy Certificate → property-tax record → (if gated) layout approval and society NOC.
• Always reconcile the built structure against the sanctioned plan floor by floor — deviations, like an unsanctioned additional floor, are documented facts to establish, not accusations against a current owner.
• A clean land title says nothing about the building's approval status — check both tracks independently.
• Municipal sanctioning bodies differ by city (BBMP, CMDA, GHMC, and equivalents) — confirm which body actually holds the relevant records for your property.
• Use the carpet area calculator to reconcile quoted built-up/carpet area against the sanctioned plan and OC.
• These records are public and free to access; DrawMagic helps you organise and privately track them, not certify any specific house.
• Start your own house-records checklist in a private workspace at /buyer/dream-home.

FAQ

What if the house has an unsanctioned floor — does that automatically mean I shouldn't buy it? Not automatically, but it is a material fact that changes your diligence path — you'll want a licensed professional to assess whether and how the deviation could be regularised, and what that means for the OC's validity and future resale, before you decide.

Is the Occupancy Certificate always required? Requirements and enforcement vary by state, municipality, and construction era — rather than assuming, confirm directly with the municipal authority whether an OC applies to a property of this age and jurisdiction, and if it exists, request it by document reference.

How is buying a villa in a gated community different from a fully standalone house? A gated-community villa typically requires an additional layout approval for the community as a whole, plus a resident association NOC for resale, on top of the individual house's own land and building records — a standalone house on its own independent plot generally will not have these community-level layers.