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The Tamil Nadu Housing Board (TNHB) is changing how it plans housing projects. Instead of constructing homes first and then looking for buyers, the board will now assess demand before deciding what and how much to build.
The new approach will apply to TNHB's self-financing housing schemes. The board plans to study demand for different categories, including one-, two- and three-bedroom homes, and use the responses to decide the size and configuration of upcoming projects.
The shift comes as TNHB works to reduce its unsold housing inventory. A senior board official said that of around 7,000 unsold plots and flats, a majority have now been sold. The board wants its future projects to be more closely aligned with what prospective buyers are actually looking for.
TNHB to Check Demand Before Construction
The first step in the new system is a dedicated demand assessment portal launched by TNHB.
People interested in upcoming schemes can register their preferred location, type of dwelling and other requirements. The registration is intended only to help the board understand demand. It does not give applicants any priority or preference in the eventual allotment.
Once sufficient demand is established for a particular scheme, TNHB will open a separate application process. People who registered their interest will be informed when applications are invited.
This creates a two-stage process: first, the board measures demand; then it proceeds with the actual housing application and allotment process.
New Projects Planned Across Tamil Nadu
TNHB has identified several locations for proposed housing projects.
In Chennai, projects have been proposed at Anna Nagar, Purasawalkam, Nandanam and Ernavur. Similar projects are planned at Kundusalai in Cuddalore, Ellis Nagar in Madurai, Thirumazhisai in Tiruvallur and Vallankumaravilai in Kanniyakumari.
The spread of locations indicates that the demand-based approach is not limited to Chennai. TNHB intends to use the same assessment process for housing schemes in different parts of the state.
For buyers looking at government-backed housing schemes, understanding the difference between demand registration and actual allotment will be important. Registering interest does not mean that a home has been allotted or reserved.
Designs and Costs to Undergo Additional Scrutiny
TNHB is also changing how projects are prepared before construction begins.
Once demand for a scheme is established, the board plans to appoint an architectural firm to prepare the project's design. This will cover aspects such as dwelling size, amenities and elevation. Cost estimates will also be prepared before construction.
TNHB engineers will then examine the designs and estimates. The board plans to send them for additional scrutiny by a third-party institution such as an IIT or Anna University.
The external review is expected to cover structural stability, rates and quantities. The proposal, including the project cost and estimate, will then go before the TNHB board for approval.
This process is intended to settle major project details before contractors are brought in.
Board Wants to Reduce Delays During Construction
TNHB officials said that finalising the design, specifications and estimates before tendering should make execution more straightforward.
Contractors would receive details such as the required size, elevation and structural drawings and would primarily quote for executing the work.
The board also plans to allow allottees to monitor project progress after the work order is issued.
The idea is to bring more visibility into construction rather than leaving buyers with limited information after allotment.
Why the Change Matters
Government housing agencies can face a difficult balance between building enough homes to meet demand and avoiding a large stock of unsold properties.
TNHB's earlier approach involved constructing homes of different sizes and waiting for buyers. The board has now acknowledged that this contributed to its unsold inventory.
The new model reverses that sequence. Demand will be assessed first, followed by project planning and construction.
That could also give TNHB better information about the type of housing people are seeking at individual locations. Demand for a particular configuration in central Chennai, for example, may not necessarily be the same as demand in a smaller city or district.
The approach is particularly relevant to self-financing schemes, where project costs have to be recovered through sales.
For buyers researching affordable housing schemes in major Indian cities, TNHB's new model also offers a useful example of how public housing agencies are trying to align construction with actual demand.
What Homebuyers Should Know
People registering on TNHB's demand portal should treat it as an expression of interest rather than a booking.
The board will use the property registrations to assess demand. A separate application process will follow once a project is taken up.
Buyers should therefore wait for the formal application and allotment details before assuming that a unit, location or configuration has been secured.
The new system also means that the final project design, number of units, sizes and other specifications may depend on the demand assessment and subsequent approvals.
What Happens Next
TNHB will use the responses collected through its demand assessment portal to determine the requirements for proposed schemes. It will then move towards design, estimation, scrutiny, approval and tendering before construction.
The proposed projects across Chennai, Cuddalore, Madurai, Tiruvallur and Kanniyakumari will provide an early test of the new approach.
For TNHB, the objective is straightforward: build closer to actual demand and avoid repeating the inventory build-up that left thousands of plots and flats unsold.
For prospective buyers, the change means that registering interest could become an early way to communicate what they want from upcoming government housing projects, although it does not guarantee an allotment.
Ans 1. TNHB is shifting to demand-based construction to better match housing supply with buyer requirements and reduce unsold inventory.
Ans 2. A senior TNHB official said the board had around 7,000 unsold plots and flats, although a majority had been sold by the time of the report.
Ans 3. The board will first assess demand for locations, dwelling types and other requirements before finalising the housing project.
Ans 4. No. The registration is only for demand assessment and does not provide priority or preference in allotment.
Ans 5. Projects have been proposed in Anna Nagar, Purasawalkam, Nandanam and Ernavur in Chennai, along with locations in Cuddalore, Madurai, Tiruvallur and Kanniyakumari.
Ans 6. Yes. TNHB plans to have its engineers review designs and estimates, followed by additional scrutiny from a third-party institution such as an IIT or Anna University.
Ans 7. Yes. Once demand is established and a project is taken up, TNHB plans to open a separate application process and notify people who had registered their interest.