Come June 5 (environment day), the owners or drivers of diesel vehicles will have to produce a valid "pollution under control' certificate at petrol pumps for a refill. The state environment department has decided on the move to ensure that diesel vehicles
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/clean-tag-must-fuel-refill
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/telegraph-kolkata
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicular-pollution
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/state-pollution-control-board-spcb
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/diesel
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pollution-under-control-certification
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ministry-surface-transport