Documents

Select Board Decisions

Board’s Decision Removing the Proceedings from Abeyance; Adopting a Procedural Schedule; Directing the Production of Certain Material; and Ruling on a Pending Procedural Request – August 18, 2026 (PDF, 210 KB)

Board’s Decision Accepting Revised Application for Consideration; Requesting Supplemental Information – May 28, 2026 (PDF, 424 KB)

Board’s Decision to Reject Application – January 16, 2026 (PDF, 211 KB)

Select Applicant Filings

UP-NS Submission in Response to Decision No. 21 – July 27, 2026 (PDF, 9.1 MB)

UP-NS Revised Major Merger Application – April 30, 2026 (PDF, 701 MB)

UP-NS Major Merger Application – December 19, 2025 (PDF, 368 MB)

Information Request & Responses

UP-NS Letter Regarding Updated Master Segment Tables for Errata Filing – July 27, 2026 (PDF, 146 KB)

UP-NS Updated Master Segment Tables for Errata Filing – July 27, 2026 (PDF, 2.4 MB)

UP-NS Merger Information Request No. 4 – May 8, 2026 (PDF, 299 KB)

UP-NS Merger Response to Information Request No. 3 – April 30, 2026 (PDF, 172 KB)

UP-NS Merger Response to Information Request No. 3 Master Table of Rail Line Segments – April 30, 2026 (PDF, 7 MB)

UP-NS Merger Response to Information Request No. 3 A1A2 Rail Segment Maps – April 30, 2026 (PDF, 99.9 MB)

UP-NS Merger Response to Information Request No. 3 Hazmat Rail Segment Maps – April 30, 2026 (PDF, 177 MB)

UP-NS Merger Response to Information Request No. 3 A3 Manifest Yards and Maps – April 30, 2026 (PDF, 11.6 MB)

UP-NS Merger Response to Information Request No. 3 A4 Intermodal and Auto Table and Maps – April 30, 2026 (PDF, 16.9 MB)

UP-NS Merger Response to Information Request No. 3 G1 Roadway and At-Grade Crossings – April 30, 2026 (PDF, 1.5 MB)

UP-NS Merger Response to Information Request No. 3 G2 Quiet Zones and Maps – April 30, 2026 (PDF, 16.8 MB)

UP-NS Merger Response to Information Request No. 3 Haulage and Trackage Right – April 30, 2026 (PDF, 567 KB)

UP-NS Merger Response to Information Request No. 3 Passenger Segments Table – April 30, 2026 (PDF, 540 KB)

UP-NS Merger Response to Information Request No. 3 Capital Improvements – Yards – April 30, 2026 (PDF, 40.7 MB)

UP-NS Merger Response to Information Request No. 3 Mainline Capital Improvements – April 30, 2026 (PDF, 125 MB)

UP-NS Merger Response to Information Request No. 3 Safety Integration Plan – April 30, 2026 (PDF, 3.3 MB)

UP-NS Merger Information Request No. 3 – February 25, 2026 (PDF, 238 KB)

UP-NS Merger Amended Response to Information Request No. 2 – February 4, 2026 (PDF, 153 KB)

UP-NS Merger Amended Response to Information Request No. 2 Master Segment Table – February 4, 2026 (PDF, 3.6 MB)

UP-NS Merger Response to Information Request No. 2 – January 5, 2026 (PDF, 138 KB)

UP-NS Merger Response to Information Request No. 2 Master Segment Table – January 5, 2026 (PDF, 3.5 MB)

UP-NS Merger Information Request No. 2 – December 24, 2025 (PDF, 194 KB)

UP-NS Merger Response to Information Request No. 1 – December 18, 2025 (PDF, 159 MB)

UP-NS Merger Response to Information Request No. 1 Segment Maps – December 18, 2025 (PDF, 112 MB)

UP-NS Merger Response to Information Request No. 1 Master Segment Table – December 18, 2025 (PDF, 3.9 MB)

UP-NS Merger Response to Information Request No. 1 Hazardous Materials Segment Maps – December 18, 2025 (PDF, 394 MB)

UP-NS Merger Response to Information Request No. 1 Manifest Yard Maps – December 18, 2025 (PDF, 5.9 MB)

UP-NS Merger Response to Information Request No. 1 Intermodal Maps – December 18, 2025 (PDF, 26.6 MB)

UP-NS Merger Response to Information Request No. 1 Quiet Zone Maps – December 18, 2025 (PDF, 25.4 MB)

UP-NS Merger Information Request No. 1 – September 16, 2025 (PDF, 208 KB)

 Comments and Correspondence

To view environmental comments, environmental correspondence, filings, and decisions, visit Search STB Records (enter Docket No. FD 36873).

UP-NS Agency Preliminary Consultation Letter

UP-NS Tribal Preliminary Consultation Letter

UP-NS Elected Officials Preliminary Consultation Letter

UP-NS Preliminary Consultation Distribution List

Last updated on August 19, 2026