The official portal is Tamil Nadu State Government Official Portal – tn.gov.in. It provides access to all departments, citizen services, schemes, and e-governance platforms.

Includes Single Window Portal for Business Approvals – investtn.in for business approvals, TNREGINET Property Registration – tnreginet.gov.in for property registration, Village Panchayat Tax Portal – vptax.tnrd.tn.gov.in for rural tax, and Tamil Nadu eServices Portal – eservices.tn.gov.in for land records.

Land records are available through Tamil Nadu eServices – eservices.tn.gov.in for Integrated Land Records and Patta Transfer History. Property registration is via TNREGINET Registration Portal – tnreginet.gov.in.

Use the centralized grievance portal at Tamil Nadu State Portal – tn.gov.in. Each department also has dedicated helplines. For food and civil supplies, helpline is 1967.