The Texas Air National Guard (TX ANG) is the aerial militia of the State of Texas, United States of America. It is, along with the Texas Army National Guard, an element of the Texas National Guard. No element of the Texas Air National Guard is under United States Air Force command. They are under the jurisdiction of the Governor of Texas through the office of the Texas Adjutant General unless they are federalized by order of the President of the United States. The Texas Air National Guard is headquartered at Camp Mabry, Austin, and its chief of staff is Brigadier General Matthew Barker.

The Texas Military Department (TMD) is an executive branch agency of the Texas government. Along with the Texas Department of Public Safety, it is charged with providing the security of Texas, which has the second largest population, border, and economy in the United States. It also provides administration of the Texas Military Forces (TXMF), the principal instrument through which it executes security policy. TXMF currently include the Texas Army National Guard, Texas Air National Guard, and Texas State Guard. It formerly included the Texas Rangers, Texas Army, Texas Navy, and Texas Marines.