NOTICE OF INTENT TO ABANDON AND DISCONTINUE RAIL SERVICE AB-290 (Sub-No. 424X) AB-1414 (Sub-No. 9X) Norfolk Southern Railway Company ("NSR") and Iowa Interstate Railroad ("IAIS") give notice that on or about April 10, 2026, it intends to jointly file with the Surface Transportation Board ("Board"), Washington, DC 20423, a Petition for Exemption under 49 U.S.C. 10502 from the prior approval requirements of 49 U.S.C. 10903, et seq., permitting the abandonment and discontinuance of an approximately 12.2-mile long rail line, extending from Milepost DU 340.8 +/- to Milepost DU 353.0 +/-, together with the unmileposted Clive Spur (collectively, the "Line"), all of which is located in Polk County, Iowa. The Line traverses the United States Postal Zip Code territories of 50111, 50322, 50324, 50325, 50265, and 50312. The proceedings have been docketed as No. AB-290 (Sub-No. 424X) and AB-414 (Sub-No. 9X), respectively. The proposed action entails the discontinuance of IAIS's lease and operation authority over the subject Line and abandonment of NSR's common carrier obligations over the Line. The Board's Office of Environmental Analysis (OEA) will generally prepare an Environmental Assessment (EA), which will normally be available 60 days after the filing of the petition for abandonment exemption. Comments on environmental and energy matters should be filed no later than 30 days after the EA becomes available to the public and will be addressed in a Board decision. Interested persons may obtain a copy of the EA or make inquiries regarding environmental matters by writing to OEA, Surface Transportation Board, Washington, DC or by calling OEA at (202) 245-0295. Appropriate offers of financial assistance ("OFA") to continue rail service can be filed with the Board. Requests for environmental conditions, public use conditions, or rail banking/trails use can also be filed with the Board. An original and 10 copies of any pleading that raises matters other than environmental issues (such as trails public use, and OFA) must be filed directly with the Board's Section of Administration, Office of Proceedings, 395 E Street, S.W., Washington, DC 20423 [See 49 C.FR. §§ 1104.1(a) and 1104.3(a)], and one copy must be served on the applicants' representative [See 49 CFR § 1104.12(a)]. Questions regarding OFAs, public use, or trails use may be directed to the Board's Office of Public Assistance, Governmental Affairs, and Compliance at 202-245-0230. Copies of any comments or requests for specific Board action should be served on the applicant's representative: William A. Mullins, Mullins Law Group PLLC, 2001 L Street NW, Suite 720, Washington, DC 20036; phone: 202-663-7823. April 9 2026 LIOW0494489