Armco Steel Corp. et al. v. Baltimore & Ohio Railroad Co. et al.

Opinion summary

Etalia.ai summary of the majority opinion

The case involved a dispute between Armco Steel Corporation and Baltimore & Ohio Railroad Company over freight charges. The core issue was whether the railroad company had violated its tariff obligations under the Interstate Commerce Act by charging higher rates than those published in their tariffs filed with the Interstate Commerce Commission (ICC). Armco argued that they were entitled to lower rates based on previously agreed terms, while B&O contended that any deviation from published tariffs would be unlawful. The Supreme Court held that railroads must adhere strictly to their filed tariffs, as required by federal law, emphasizing the importance of maintaining uniformity and preventing discrimination among shippers. This decision reinforced regulatory compliance within interstate commerce operations.