Tamil Nadu Government Gazette No. 17, Part VI, Section 1, 2026
The Tamil Nadu Government Gazette No. 17, Part VI, Section 1, published by the Government of Tamil Nadu on 29 April 2026, contains land use notifications issued by the Mamallapuram Local Planning Authority and the Hosur New Town Development Authority under the District Town and Country Planning administration. Notifications No.VI(1)/252/2026 to No.VI(1)/256/2026 and No.VI(1)/258/2026 amend approved planning documents by moving specified land from agricultural use, including reserved forest classification in Mamallapuram, to residential use.
What the notifications change
The Mamallapuram Local Planning Authority, through its Assistant Director and Member Secretary under District Town and Country Planning, varies the approved Mamallapuram Master Plan. The changes implement Housing and Urban Development Department G.O.(2D) No.134 dated 11 March 2026, G.O.(2D) No.165 dated 14 March 2026, G.O.(2D) No.177 dated 14 March 2026, and G.O.(2D) No.143 dated 13 March 2026.
The Hosur New Town Development Authority, through its Deputy Director under the District Town and Country Planning Office, Krishnagiri District, varies the Hosur Development Plan 2046. The changes refer to Housing and Urban Development Department G.O.(2D) No.93 dated 24 February 2026 and G.O.(2D) No.183 dated 14 March 2026.
Mamallapuram Local Planning Area
The Mamallapuram notifications remove specified survey subdivisions from Agricultural Use Zone (Reserved Forest) and add them to Residential Use Zone:
- No.VI(1)/252/2026 covers numerous subdivisions in survey numbers 52, 54, 55, 57, 58, 68 and 69 of Thandalam Village. The remaining portions of survey numbers 52 to 58 and 68 to 71 continue in the agricultural reserved forest entry as specified.
- No.VI(1)/253/2026 adds survey number 445/2 in Illalur Village to residential use. Survey numbers 443, 444, the balance of 445, and 446 to 451 remain under the agricultural reserved forest entry.
- No.VI(1)/254/2026 adds survey numbers 93/1B, 93/2, 93/4, 93/5 and 93/6 in Ayapakkam Village to residential use. Survey number 92, the balance of 93, and survey numbers 94 to 97 remain in the agricultural reserved forest entry.
- No.VI(1)/255/2026 adds listed subdivisions of survey numbers 399, 400 and 476 in Illalur Village to residential use. The unlisted portions remain in the agricultural reserved forest entry.
Hosur New Town Development Area
Notification No.VI(1)/256/2026 adds survey numbers 29/1B and 29/2B in Oddapallidinna Village to residential use. The remaining part of survey number 29 stays under agricultural use.
Development must follow requirements connected with the watercourse east of the site, maintain the required distance from the cemetery in survey number 100/2 of Moorthiganadinna Village, and comply with the Tamil Nadu Combined Development and Building Rules 2019.
Notification No.VI(1)/258/2026 also records an agricultural to residential conversion under G.O.(2D) No.183 dated 14 March 2026, but the supplied text does not include its survey details.
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Common questions
Does the Gazette convert all agricultural land in these villages to residential use?
No. Only the survey numbers and subdivisions listed in the notifications are moved to residential use. The notifications identify the remaining portions that continue under agricultural use.
Is survey number 445/2 in Illalur Village now shown as residential?
Yes. Notification No.VI(1)/253/2026 adds Illalur Village survey number 445/2 to the Residential Use Zone.
What happened to survey numbers 29/1B and 29/2B in Oddapallidinna Village?
Notification No.VI(1)/256/2026 adds both survey numbers to residential use in the Hosur Development Plan 2046. The remaining part of survey number 29 stays under agricultural use.
Can residential development proceed without considering nearby features at the Oddapallidinna site?
No. Development must follow requirements relating to the watercourse east of the site, keep the required distance from the nearby cemetery, and comply with the Tamil Nadu Combined Development and Building Rules 2019.
