Judgement of the Supreme Court of India in the matter of Tata Steel Ltd. Vs Union of India & Others dated 17/03/2015 regarding royalty chargeable [in accordance with Section 9 of the Mines and Minerals (Development and Regulation) Act, 1957 (the MMDR Act)] on the quantity of coal extracted at the pit-head.
Links:
[1] http://admin.indiaenvironmentportal.org.in/content/judgement-supreme-court-india-regarding-royalty-chargeable-quantity-coal-extracted-17032015
[2] http://admin.indiaenvironmentportal.org.in/category/thesaurus/coal
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mining
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/supreme-court
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/jharkhand
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tata-iron-and-steel-company-tisco
[7] http://admin.indiaenvironmentportal.org.in/thesaurus/steel-authority-india-sail
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/minerals
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/hazaribag-d
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/dhanbad-d
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mines-act-1957