Amendment of Class E Airspace; Chambersburg, PA

Federal Aviation Administration (FAA), DOT.

Notice of proposed rulemaking (NPRM).

This action proposes to amend the Class E airspace extending upward from 700 feet above the surface designated for Chambersburg, PA by updating the reference to the St. Thomas Very High Frequency Omnidirectional Range Station and Tactical Air Navigation System (VORTAC) to show it as the St. Thomas Tactical Air Navigation System (TACAN). This action also proposes to update the airport coordinates and airport name for Franklin County Regional Airport. This action would support the safety and management of instrument flight rule (IFR) operations in the area.

Comments must be received on or before June 2, 2025.

Send comments identified by FAA Docket No. FAA-2025-0609 and Airspace Docket No. 25-AEA-7 using any of the following methods:

*  Federal eRulemaking Portal: Go to www.regulations.gov and follow the online instructions for sending your comments electronically.

*  Mail: Docket Operations, M-30; U.S. Department of Transportation, 1200 New Jersey Avenue SE, Room W12-140, West Building Ground Floor, Washington, DC 20590-0001.

*  Hand Delivery or Courier: Take comments to Docket Operations in Room W12-140 of the West Building Ground Floor at 1200 New Jersey Avenue SE, Washington, DC, between 9 a.m. and 5 p.m., Monday through Friday, except for Federal holidays.

*  Fax: Fax comments to Docket Operations at (202) 493-2251.

Docket: Background documents or comments received may be read at www.regulations.gov at any time. Follow the online instructions for accessing the docket or go to Docket Operations in Room W12-140 of the West Building Ground Floor at 1200 New Jersey Avenue SE, Washington, DC, between 9 a.m. and 5 p.m., Monday through Friday, except for Federal holidays.

FAA Order JO 7400.11J Airspace Designations and Reporting Points and subsequent amendments can be viewed online at www.faa.gov/​air_​traffic/​publications/​. You may also contact the Rules and Regulations Group, Policy Directorate, Federal Aviation Administration, 600 Independence Avenue SW, Washington, DC 20597; telephone: (202) 267-8783.