Federal Aviation Administration

Aircraft Certification Offices (ACOs)

Updated: 7:40 am ET January 10, 2008

Contact the appropriate FAA Field Office that serves your geographic area for guidance on aircraft certificationrelated activities.

ACOs assist with:

  • Design approval and certificate management
  • US production approvals
  • Engineering and analysis questions
  • Investigating and reporting aircraft accidents, incidents, and service difficulties
  • Designated Engineering Representatives (DER) oversight

7:40 am ET January 10, 2008