Aircraft Certification Service
Engine and Propeller Directorate

The Engine & Propeller Directorate (E&PD) is responsible for original type certification or changes to approved designs of aircraft engines and propellers, Technical Standard Order approvals of auxiliary power units, and assuring that aviation parts are manufactured to approved standards.

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• Directions to Our Office
• Field Offices
  • Aircraft Certification Offices (ACOs)
  • Engine Certification Office (ECO)
  • Manufacturing Inspection District Offices (MIDOs)
  • Manufacturing Inspection Office (MIO)
• Standards Staff Technical Contacts (PDF)

Geographic service area: Connecticut, Delaware, Maine, Maryland, Massachusetts, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, Vermont, Virginia, and West Virginia

Address:
Federal Aviation Administration
Engine and Propeller Directorate
12 New England Executive Park
Burlington, MA 01803-5299

Phone: (781) 238-7100
Fax: (781) 238-7199