WASHINGTON, July 30 (Reuters) - The Surface Transportation Board said on Wednesday that Union Pacific (UNP.N) , opens new tab and Norfolk Southern (NSC.N) , opens new tab have formally filed a notice of intent to combine, triggering the U.S. regulatory review process for a proposed $85 billion merger between the two major railroads.

The STB said the railroads intend to file their application by January 29. Once filed, the STB will consider the application and set a schedule for the merger review that could take a total of 12 to 18 months.

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https://www.reuters.com/sustainability/boards-policy-regulation/union-pacific-norfolk-southern-aim-file-merger-application-by-jan-29-2025-07-30/