Surface Transportation Board Filing Hub
On Dec. 4, 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 clear, accessible summary of the filing and its key components, including chapter overviews, CEO letters and the full application submitted to the Board.
As the review process continues, additional materials—including detailed regional pages, white paper HTML and expanded analytics—will be added here.
Explore the Filing
Below are summaries of the major chapters included in the joint application. Each page provides a short overview, key considerations for the STB, and a link to the corresponding section in the official PDF.
Overview of the Application
A high-level summary of the applicants, purpose, scope and statutory authority guiding the filing.
Download Chapter (PDF)
Description of the Proposed Transaction
How the combination is structured, governed, and implemented under STB authority.
Download Chapter (PDF)
Public Interest & Competition
Intended competitive effects, gateway access, routing options, and shipper benefits.
Download Chapter (PDF)
Service & Operational Improvements
How the unified network is expected to improve reliability, fluidity, and service performance.
Download Chapter (PDF)
Safety, Environmental & Community Stewardship
Safety commitments, environmental disclosures, and community impacts addressed in the filing.
Download Chapter (PDF)
Labor & Workforce Commitments
Job protections, collective bargaining agreements, and long-term workforce stability.
Download Chapter (PDF)
Economic & Financial Rationale
Financial capacity, efficiency gains, and long-term investment commitments.
Download Chapter (PDF)
Supporting Evidence & Appendices
Verified statements, data tables, environmental materials, and other supporting documents
Download Chapter (PDF)
Featured Resources
Below are summaries of the major chapters included in the joint application. Each page provides a short overview, key considerations for the STB, and a link to the corresponding section in the official PDF.
Letter from Jim Vena
CEO, Union Pacific
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Download Chapter (PDF)
Letter from Mark George
President and CEO
How the combination is structured, governed, and implemented under STB authority.
Download Chapter (PDF)
Public Interest & Competition
Intended competitive effects, gateway access, routing options, and shipper benefits.
Download Chapter (PDF)
Service & Operational Improvements
How the unified network is expected to improve reliability, fluidity, and service performance.
Download Chapter (PDF)
Featured Resources
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