Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Notice of proposed rulemaking (NPRM).

An airspace review was conducted at Butts AAF (Fort Carson) Airport, CO to support the airport's transition from visual flight rules (VFR) to instrument flight rules (IFR), in addition to fulfilling a biennial review requirement. This action proposes to modify the Class D surface area, and establish Class E airspace extending upward from 700 feet above the surface at Butts AAF (Fort Carson) Airport, CO. Additionally, this action proposes several administrative amendments to update the airport's existing Class D legal description. These actions will ensure the safety and management of instrument flight rules (IFR) and visual flight rules (VFR) operations at the airport.

View PDF