1. Tariff circular. 3. Freight and passenger tariff regulations governing publication, posting, and filing of rates, fares, and charges by common carriers by water in interstate commerce as defined in sec. 1 of Shipping act, 1916, as amended, and subject to jurisdiction of Maritime Commission under provisions of sec. 18, Shipping act, 1916, as amended, and provisions of Intercoastal slapping act, 1933, as amended, effective Apr. 17, 1948. Bookmark Corporate/Agency Authors: Maritime Commission Publisher: Maritime Commission Date: 1948 SuDoc number: MC 1.21:3