1. 8457-3. Which statement is true regarding the use of FAA Form 337? A. FAA Form 337 is authorized for use with both U.S. and foreign registered aircraft. B. FAA Form 337 is authorized for use with U.S. registered aircraft, and foreign registered aircraft when located in the United States. C. FAA Form 337 is not authorized for use with other than U.S. registered aircraft.