State-run Coal India, which meets over 80 per cent of the domestic requirement, is battling with problems including delays in regulatory clearances, law and order etc. to augment the production.State-owned Coal India (CIL) today said it has fixed a production target of 464 MT for 2012-13.The company had achieved 435.84 MT output in 2011-12 against a scaled-down target of 447 MT. Source : economict