Civil Air Patrol The rank of flight officer was re-instituted by the United States Air Force's civilian auxiliary, the Civil Air Patrol (CAP), in the mid-1980s, replacing the former ranks of warrant officer and chief warrant officer, new entrants for which had been eliminated by the Air Force in 1959 and discontinued with the retirement of the last Air Force chief warrant officer in the United States Air Force Reserve in 1992. CAP officers between the ages of 18 and 20 are eligible for promotion to the ranks of flight officer, technical flight officer and senior flight officer. Requirements for promotion to each grade generally are the same as for promotion to CAP second lieutenant, first lieutenant, and captain, respectively, and those flight officers who choose to enter the commissioned ranks are promoted to these respective ranks when they reach the age of 21. Commonwealth countries Flight officer was established as a rank equivalent to flight lieutenant in the women's air services of several Commonwealth countries. The rank was used by the United Kingdom′s Women's Auxiliary Air Force (WAAF) and its successor, the Women's Royal Air Force (WRAF), until 1968, and by Princess Mary's Royal Air Force Nursing Service (PMRAFNS) until 1980. It was also used in the Women's Royal Australian Air Force before it was absorbed into the Royal Australian Air Force in 1977. See also Aircrew (Flight crew) References Former military ranks of the Royal Air Force Military ranks of Australia Military ranks of the Commonwealth Military ranks of the United States Army Military aviation occupations Army Air Forces Warrant officers de:Navigator he:נווט