Grain Tariff/ KCS 4032 The links below can be used to find the applicable Rules and Regulations for the KCS 4032 Series tariff, as well as the rates for Grain and Grain Products. The last Item in each Section contains an Index of each individual Item within that Section and should be used as a quick reference point for any Revisions that might be made. Any updates or announcements regarding the KCS Agriculture and Mineral Business Unit, the KCS 4032 Series tariff, and the monthly Grain & Grain Product Fuel Surcharge can be found in the Agriculture News section of the KCS website or by using this direct link: Agriculture News Current Archived