Tariffs MSE Tariffs: MSE 8100A – Freight Tariff, effective May 1, 2015 Supplement 1 to MSE 8100A, effective March 23, 2020 Supplement 2 to MSE 8100A, effective November 1, 2020 Supplement 3 to MSE 8100A, effective June 1, 2021 MSE 8100B – Freight Tariff, effective March 1, 2024 MSE 8100 – Fuel Surcharge Tariff, effective March 1, 2023 (updated monthly) ALE Tariffs: ALE 9100 – Freight Tariff, effective March 1, 2024