Tamil Nadu Material Curbs Lift Bengaluru Construction Costs and Delay Projects

what happened

According to Moody's, building costs in Bengaluru have risen by an estimated 200–300 rupees per square foot since July, following Tamil Nadu's restrictions on moving construction materials between states. Developers report aggregate prices up 150–200 per cent, while cement and steel have climbed 8–10 per cent. Manufactured sand, plastering sand and ready-mix concrete have also been hard to get, and RMC prices have risen by more than 1,000 rupees per cubic metre. Some projects have had to find and test new suppliers before pouring concrete.

Projects in south and east Bengaluru had relied heavily on crushers in Krishnagiri. Contractors on the airport Metro corridor said 30–40 per cent of their materials came from there, though Concorde's chairman noted that this figure applies to infrastructure work rather than the whole real estate sector. Local suppliers, which now mostly demand cash, charged nearly three times the earlier prices. Shriram Properties said timelines on its ongoing Bengaluru projects could extend by four to six months.

Developers say the problem needs coordinated action by the two state governments, with the central government also having a role. Projects already sold cannot be repriced, so the extra cost falls on developers, while future launches are likely to reflect higher construction costs and may pass part of the increase to buyers.

why it matters

For markets, this is a local story about construction cost inflation and developer margins in Bengaluru. Delays and higher costs could affect completion schedules and the pricing of new housing projects, but the episode is limited to one region and a few material categories.

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