Chennai, Feb. 16 -- The Tamil Nadu government has suffered a setback in its plans to establish an airport in Hosur as the Ministryof Defence has denied airspace clearance, notes the state's Economic Survey 2025-26.

According to the survey, which was submitted to Chief Minister M K Stalin by Dr. J. Jeyaranjan, Executive Vice Chairman of the State Planning Commission, the Defence Ministry has denied airspace clearance for the airport in Hosur citing operational requirements of Hindustan Aeronautics Limited, which controls the region's airspace.

"The State had earlier sought relaxation in June last year and later submitted a detailed technical justification in November, but the request was rejected without discussions," the survey said.

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