As per the undertaking submitted in NGT, Delhi, Chandigarh administration decided to cover the entire city under the segregation of waste at source level till September 2019.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/waste-segregation-source-level-chandigarh-municipal-corporation-yet-complete-arrangements
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/indian-express-chandigarh
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/chandigarh
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/waste-disposal
[5] http://admin.indiaenvironmentportal.org.in/thesaurus/national-green-tribunal-ngt
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/municipal-corporation
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/solid-waste