Important to know

TAMILNADU

Government Ministers
http://www.tn.gov.in/gov_ministers.html

Members of Parliament
http://www.tn.gov.in/tnassembly/mptn-ls.htm

Member of the Legislative Assembly
http://www.assembly.tn.gov.in/rep_const_no.asp

Departments
http://www.tn.gov.in/departments.html

Districts
http://www.tn.gov.in/districts.html

SERVICES

Chennai Metro water
http://www.chennaimetrowater.tn.nic.in/mmctax-onlinepay.htm

Birth & Death Certificate Registration
http://www.chennaicorporation.gov.in/online-civic-services/birthanddeath.htm

Revenue Department
http://www.tn.gov.in/services/revenue.html

Building Plan Approval
http://www.chennaicorporation.gov.in/onlinebooking/townplanning.htm

Regional Transport Offices (RTOs)
http://www.tn.gov.in/services/rto.html