(1) The ex-mine price shall be used to compute average sale price of mineral grade/ concentrate.
(2) The ex-mine price of mineral grade or concentrate shall be:
(a) where export has occurred, the free-on-board (F.O.B) price of the mineral less the actual expenditure incurred beyond the mining lease area towards transportation charges by road, loading and unloading charges, railway freight (if applicable), port handling charges/export duty, charges for sampling and analysis, rent for the plot at the stocking yard, handling charges in port, charges for stevedoring and trimming, any other incidental charges incurred outside the mining lease area as notified by the Indian Bureau of Mines from time-to-time, divided by the total quantity exported.
(b) where domestic sale has occurred, sale value of the mineral less the actual expenditure incurred towards transportation, loading, unloading, rent for the plot at the stocking yard, charges for sampling and analysis and any other charges beyond mining lease area as notified by the Indian Bureau of Mines from time-to-time, divided by the total quantity sold.
(c) where sale has occurred, between related parties and/or where the sale is not on arms’ length basis, then such sale shall not be recognized as a sale for the purpose of this rule and in such case, sub-clause (d) shall be applicable.
(d) where sale has not occurred, the average sale price published monthly by the Indian Bureau of Mines for that mineral grade / concentrate for a particular State:
Provided that if for a particular mineral grade / concentrate, the information for a State for a particular month is not published by the Indian Bureau of Mines, the last available information published for that mineral grade / concentrate for that particular State by the Indian Bureau of Mines in the last six months previous to the reporting month shall be used, failing which the latest information for All India for the mineral grade / concentrate, shall be used.
(3) The average sale price of any mineral grade/concentrate in respect of a month shall be the weighted average of the ex-mine prices of the non-captive mines, computed in accordance with the above provisions, the weight being the quantity dispatched from the mining lease area of mineral grade / concentrate relevant to each ex-mine price.