G.O. (Ms.) No. 166, Commencement of the Tamil Nadu Town and Country Planning (Amendment) Act, 2025
The Government of Tamil Nadu, Housing and Urban Development [UD4(1)] Department, issued G.O. (Ms.) No. 166 dated 28 October 2025 to bring the Tamil Nadu Town and Country Planning (Amendment) Act, 2025 into force. The Governor of Tamil Nadu appointed 28 October 2025 as the commencement date for Tamil Nadu Act 38 of 2025.
What the notification does
G.O. (Ms.) No. 166 dated 28 October 2025, issued by the Government of Tamil Nadu, Housing and Urban Development [UD4(1)] Department, fixes the commencement date of the Tamil Nadu Town and Country Planning (Amendment) Act, 2025. The Governor of Tamil Nadu appointed 28 October 2025 as the date on which Tamil Nadu Act 38 of 2025 came into force.
The notification was directed to be published in the Tamil Nadu Government Gazette Extraordinary dated 29 October 2025.
What it governs
The Tamil Nadu Town and Country Planning (Amendment) Act, 2025 concerns the State's town and country planning law. G.O. (Ms.) No. 166 does not reproduce or explain the changes made by that Amendment Act. It only activates the Amendment Act by specifying its commencement date.
Key points are:
- The legislation being commenced is the Tamil Nadu Town and Country Planning (Amendment) Act, 2025.
- The legislation is identified as Tamil Nadu Act 38 of 2025.
- The appointed commencement date is 28 October 2025.
- The notification was issued by order of the Governor of Tamil Nadu.
- The order was signed by Kakarla Usha, Additional Chief Secretary to Government.
Who should take note
Property buyers, owners, developers and professionals dealing with town and country planning matters should note that Tamil Nadu Act 38 of 2025 was brought into force on 28 October 2025. The source does not describe which properties, applications, approvals or planning procedures are changed by the Amendment Act.
G.O. (Ms.) No. 166 was also circulated to authorities including the Revenue and Disaster Management Department, Rural Development and Panchayat Raj Department, Municipal Administration and Water Supply Department, Commercial Taxes and Registration Department, Law Department, Directorate of Town and Country Planning and Chennai Metropolitan Development Authority.
Practical significance
G.O. (Ms.) No. 166 establishes when the Amendment Act became legally operative. Anyone assessing a planning matter should distinguish between the commencement notification and the Amendment Act itself, because the detailed amendments are not included in the supplied notification.
This summary is generated from the source document to help you find what is relevant. The PDF above is authoritative. For advice on your own property, use LandLens One or speak to a qualified professional.
Common questions
When did the Tamil Nadu Town and Country Planning (Amendment) Act, 2025 come into force?
The Governor of Tamil Nadu appointed 28 October 2025 as the date on which Tamil Nadu Act 38 of 2025 came into force.
Does G.O. (Ms.) No. 166 explain the planning law changes?
No. G.O. (Ms.) No. 166 only fixes the commencement date. The supplied text does not set out the amendments or explain their effect on particular properties or approvals.
Which department issued G.O. (Ms.) No. 166?
The Government of Tamil Nadu, Housing and Urban Development [UD4(1)] Department, issued G.O. (Ms.) No. 166 dated 28 October 2025.
When was the notification ordered to be published in the Gazette?
The notification was ordered to be published in the Tamil Nadu Government Gazette Extraordinary dated 29 October 2025.
