Amendment of Class E Airspace; Chambersburg, PA

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.