Section 10(1)(b) in Cardamom (Licensing and Marketing) Rules, 1987
(b)for conducting e-auction using the Boards common facility, an auctioneer shall pay a user fee of Rs. 300/- per ton of cardamom sold in an auction plus service tax as applicable. The user fee shall be increased by twenty-five per cent rounded to the nearest Rs.10/- for every succeeding block period;