Section 78(2)(ii) in The West Bengal Primary Education Act, 1973
(ii)in the case of despatches, other than those referred to in item (i), the prices chargeable by the owner of a coal mine for such coal if they were despatched as a result of sale thereof, but excluding any sum separately chargeable as tax, cess, duty, fee or royalty for payment of such sum to Government or a local body or any other sum as may be prescribed: