It could take a year or more for redistribution of the coal blocks if environment and forest clearances are made mandatory
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/coal-block-ruling-could-pave-way-streamlined-green-clearances
[2] http://admin.indiaenvironmentportal.org.in/category/author/nitin-sethi-0
[3] http://admin.indiaenvironmentportal.org.in/category/author/somesh-jha
[4] http://admin.indiaenvironmentportal.org.in/category/newspaper/business-standard-new-delhi
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/coal
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mining
[7] http://admin.indiaenvironmentportal.org.in/thesaurus/environment-clearance-ec
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/supreme-court
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/wildlife-act-1972
[10] http://admin.indiaenvironmentportal.org.in/thesaurus/forest-clearance
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/forest-act-1980
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/industrial-pollution
[13] http://admin.indiaenvironmentportal.org.in/category/thesaurus/wildlife
[14] http://admin.indiaenvironmentportal.org.in/category/thesaurus/regulations
[15] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tribals
[16] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment