Cacophony is the norm on the city's roads where honking is a way of life. And if you go by the official figures, it would seem as if stringent action is being taken.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/noise-annoys-no-one-gives-hoot-heres-why
[2] http://admin.indiaenvironmentportal.org.in/category/author/karthikeyan-hemalatha
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-chennai
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tamil-nadu
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/chennai-t
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/noise-pollution
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicular-pollution
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/state-pollution-control-board-spcb-0
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/centre-science-and-environment-cse
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment