Surface Transportation Board Filing Hub
On Dec. 19, 2025, Union Pacific and Norfolk Southern submitted a joint application to the Surface Transportation Board (STB) seeking approval for the proposed combination. This hub provides a summary of the filing, a white paper and the full application submitted to the Board.
As the review process continues, additional materials will be added here.
Explore the Filing
Below are four files that make up the joint application to the STB.
Application Volume 1: Supporting Information and Summary of Benefits
This volume provides an overview of the proposed transaction, including public interest considerations, competitive and financial analyses, employee impacts, anticipated public benefits and supporting exhibits and verified statements.
View/Download (PDF: 583 pages, 30 MB)
Application Volume 2: Market Analysis and Operating Plans
This volume includes detailed analyses of competitive impacts, operating and service plans, safety integration measures, and how the proposed transaction would affect rail operations and service.
View/Download (PDF: 1,069 pages, 36 MB)
Application Volume 3: Statements in Support
This volume includes statements from shippers, government officials, and other stakeholders expressing support for the joint application and the proposed transaction.
View/Download (PDF: 3,555 pages, 241 MB)
Application Volume 4: Supporting Exhibits
This volume contains detailed exhibits submitted with the joint Surface Transportation Board application, including materials addressing competition, operations, corporate structure, and public interest considerations.
View/Download (PDF: 1,485 pages, 53 MB)
Featured Resources
The materials below offer additional context on the proposed Union Pacific–Norfolk Southern transaction and support the joint application to the Surface Transportation Board, including its goals, expected benefits and public interest considerations.
Executive Summary
This summary provides an overview of the joint filing, outlining its purpose, key objectives and supporting rationale.
Download (PDF)
Fast Facts
This fact sheet provides key data points and benefits of the proposed transaction.
Download (PDF)
White Paper
This white paper walks readers through the structure and key elements of the joint application, highlighting where to find information on service, competition, public benefits and proposed commitments within the filing.
Download (PDF)
Media Kit
The media kit gathers company‑approved materials to support accurate coverage, including key filing materials, imagery, b‑roll and logos, and will be updated as the STB review and public engagement process move forward.
View Resources
Frequently Asked Questions
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