Third Master Plan
Planning with foresight
Know moreA planned future starts here:
Chennai’s Metropolitan Leadership in Action
CMDA leads key planning missions to guide growth, land use, infrastructure and communities across the Chennai Metropolitan Area.
Our Planning Action Pillars
Explore the four missions shaping Chennai’s metropolitan future — from master planning to integrated infrastructure.
At a glance
Key Highlights
Numbers that define the scale of Chennai’s metropolitan planning mandate.
5,904 Sq.km
Expanded CMA covering five districts
5 Districts
Districts under CMDA planning jurisdiction
1,321 Villages
Villages brought into the metropolitan fold
4th Largest
Chennai among India’s largest metros
4 Corporations
Municipal corporations in the expanded CMA
12 Municipalities
Urban local bodies across the region
13 Town Panchayats
Town panchayats serving peri-urban growth
1 Special Grade Town Panchayat
Panchayat unions across the CMA hinterland
Partner portals
Related Portals
Trusted government gateways connected to CMDA — services, civic tools, and official programmes in one place.
Where CMDA focuses its mandate
From master planning to citizen services — the themes that guide metropolitan development.
Master Planning & Land Use
Long-range spatial strategy, zoning, and detailed development plans for the CMA.
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Planning Permission & Approvals
Online PPA, layout approvals, and professional registration for orderly building.
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Enforcement & Compliance
Upholding development regulations and protecting planned growth outcomes.
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Heritage & Conservation
Listing, protecting, and guiding conservation of Chennai’s built heritage.
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Citizen Services & Transparency
Appointments, tenders, RTI pathways, and public information for everyone.
Know moreFeatured work
What we’re working on
Flagship programmes and active implementation across the CMA.
Explore projectsActive Project2026Third Master Plan for CMA
Strategic spatial plan guiding sustainable growth across the expanded metropolitan area.
Visit project →Active Project2025Online Planning Permission Application
End-to-end digital workflow for planning permission across local bodies and CMDA.
Visit project →Active Project2025Land Pooling Area Development Schemes
Participatory land assembly enabling planned neighbourhoods and public amenities.
Visit project →Active Project2022CMA Expansion Mapping
Jurisdiction expansion to 5,904 sq.km with updated local-body and village inventories.
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Planning, permission and progress — shaping a greater Chennai, planned and sustainable.
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New Chengalpattu Bus Terminus — built by CMDA at ₹131 crore — inspected ahead of opening. A boost for regional mobility.
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Third Master Plan consultations continue across the expanded CMA — your voice helps shape the metropolitan future.
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Reports & insights
Latest notifications
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Publication of Draft Scheme for Parvatharajapuram and Kuthambakkam Land Pooling Area Development Schemes
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Clarification on Environmental Clearance and Plan Approval — Pallikaranai RAMSAR Site, Chennai
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Everyone has a role in building a well-planned Chennai
Whether you’re a citizen, professional, or institution — contribute through services, appointments, and feedback.