The Tamil Nadu Registration Department operates 595 Sub-Registrar Offices (SROs) organised into 11 registration zones. Every property transaction in the state — sale deed registration, gift deed, EC retrieval, guideline value lookup — is anchored to one specific SRO based on the village where the property sits. Pick a zone below to drill into its full SRO list.
Includes Acchirapakkam, Chengleput Joint I, Chengleput Joint II, Cheyyur , and others.
Browse Chengalpattu SROs
Includes Adayar, Alandur, Ambattur, AnnaNagar , and others.
Browse Chennai SROs
Includes Ammapettai_Erode, Anaimalai, Annur, Anthiyur , and others.
Browse Coimbatore SROs
Includes Ananthapuram, Anniyur, Aragandanallur, Avaloorpettai , and others.
Browse Cuddalore SROs
Includes Aathur_Dindugal, Alanganallur, Andipatti, Ayyampalayam , and others.
Browse Madurai SROs
Includes Abiramam, Aranthangi, Aruppukkottai, Boghalur , and others.
Browse Ramanathapuram SROs
Includes Aathur_Salem East, Ayothiyapattinam, Bagalur, Bargur , and others.
Browse Salem SROs
Includes Adhiramapattinam, Ammapettai-Thanjavur, Ayyampettai, Boothalur , and others.
Browse Tanjore SROs
Includes Alangulam, Alwarthirunagari, Ambasamudhiram, Arumanai , and others.
Browse Thirunelveli SROs
Includes Aandimadam, Alangudi, Annavasal, Aravakurichi , and others.
Browse Trichy SROs
Includes Ambur, Arakkonam, Arani_Cheyyar, Arcot , and others.
Browse Vellore SROs
Jump to any letter to see every Tamil Nadu SRO whose name starts with it.
A Sub-Registrar Office (SRO) is the field unit of the Tamil Nadu Registration Department where every property document — sale deed, gift deed, mortgage, partition, settlement, lease — is officially registered under the Indian Registration Act, 1908. Each SRO has a defined territorial jurisdiction, measured at the village level. If a property sits in a village that falls under a particular SRO, the registration of any deed for that property must happen at that SRO. There is no choice in the matter; the village dictates the SRO.
Tamil Nadu's 595 SROs are organised into 11 registration zones: Chennai, Chengalpattu, Coimbatore, Cuddalore, Madurai, Ramanathapuram, Salem, Tanjore, Trichy, Tirunelveli, and Vellore. Each zone is supervised by a Deputy Inspector General of Registration (DIG). Zones do not always map cleanly to revenue districts — for example, the Ambattur SRO sits in Tiruvallur revenue district, but administratively it is part of the Chennai zone. This split between revenue geography and registration geography is the most common source of confusion when teams try to find their SRO from a postal address alone.
There are three reliable ways to find the correct SRO:
Sources: Tamil Nadu Registration Department, tnreginet.gov.in. Last verified by Proquiro: April 2026.
Acquisition teams handling parcels across districts juggle dozens of SROs, each with its own village list, sub-registrar, and timelines. Proquiro tracks every parcel by SRO, monitors EC and registration activity at portfolio scale, and surfaces SRO-level patterns in your pipeline.
Start with the revenue village your survey number sits in. Open the directory below, drill into the zone that covers your district, and click into individual SROs — each SRO page lists the full set of villages under its jurisdiction.
If the village name has multiple transliterations or you're not sure which registration village it maps to, use the official TNREGINET "Know Your Jurisdiction" tool at tnreginet.gov.in. It accepts village, street, and revenue-survey inputs and returns the exact SRO, registration district, and supervising DIG.
Tamil Nadu has 595 Sub-Registrar Offices, organised into 11 registration zones (Chennai, Chengalpattu, Coimbatore, Cuddalore, Madurai, Ramanathapuram, Salem, Tanjore, Trichy, Tirunelveli, and Vellore).
The count is governed by the Tamil Nadu Registration Department and changes only through gazetted notifications — new SROs are carved out of existing jurisdictions, and occasionally combined SROs (like the joint registrars in Kancheepuram and Chengleput) are reorganised.
A Sub-Registrar (SR) heads the field unit where day-to-day property registration happens. A District Registrar (DR) supervises multiple SROs within a registration district, hears appeals against SR refusals, and handles documents that require district-level registration (chitfunds, partnership deeds, certain large-value instruments).
For ordinary sale-deed registration, EC retrieval, and guideline-value lookups, you deal with the Sub-Registrar Office. The District Registrar is the escalation tier, not the default counter.
No. Registration is jurisdictional. A sale deed must be presented at the SRO whose territorial jurisdiction includes the village where the property sits. Filing at the wrong SRO will be refused under the Indian Registration Act, 1908.
The only flexibility is between joint SROs that share jurisdiction (e.g. Kancheepuram Joint I and Joint II) — in those cases either office can accept the document.
Apply online through tnreginet.gov.in. Choose Encumbrance Certificate (Form 15 for the standard certificate, Form 16 for a nil EC), select the SRO and registration village, enter the survey number or document number, pay the fee, and the EC is generated as a downloadable PDF.
For pre-2000 transactions or migrated records that show "data not available" online, walk in to the SRO with the survey number — the back-office can pull from the manual index. Allow 2–7 working days for those.
Tamil Nadu Sub-Registrar Offices are open Monday to Saturday, 10:00 AM to 5:45 PM. Document presentation for registration is accepted only until 3:30 PM — after that the registrar will not collect new documents, though the office remains open until 5:45 PM for Encumbrance Certificate pickup, fee payment, and inquiries.
Sundays and gazetted Tamil Nadu state holidays are closed. The Registration Department occasionally notifies all-Saturday operation in peak months (March, financial year-end) by special order.
Acquisition teams using SRO records to vet parcels still run their pipeline in spreadsheets, WhatsApp, and shared drives. Compare the eight to ten options Indian teams actually evaluate — pricing, fit, and a decision tree included.
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