The stay prevents civic body from carrying out works till April 30.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/tribunal-stays-sewage-treatment-plant-works-nanjundapuram
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/hindu-chennai
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tamil-nadu
[4] http://admin.indiaenvironmentportal.org.in/thesaurus/national-green-tribunal-ngt
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sewage-treatment-plants-stp
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/coimbatore-t