This operation can be performed only by users assigned the Admin role.
To specify whether a market features flat commission rates or variable fees based on traded asset volumes, proceed as follows:
Navigate to Settings > Markets in the Admin Panel main menu.
Locate a required market in the list. You can use the search panel to find a specific market by its name (for example, LTC/BTC).
Select the market in the list and click the gear icon displayed on the right side of a corresponding row.
Click Proceed to apply the changes and close the dialog window.