| FUNCTION CODES | D E S C R I P T I O N |
| 08 | Original Airworthiness Certificates * |
| 09 | Special Airworthiness Certificates, Experimental Category - to Show Compliance |
| 10 | Issue Original/Recurrent Special Airworthiness Certificates - Primary Category |
| 11 | Original/Recurrent Special Airworthiness Certificates, Experimental Category - Market Survey, R&D, Crew Training. |
| 12 | Original/Recurrent Special Airworthiness Certificates, Experimental Category - Exhibition, Air Racing. |
| 13 | Original/Recurrent Special Airworthiness Certificates - Restricted Category |
| 15 | Original/Recurrent Special Airworthiness Certificates - Limited Category |
| 16 | Special Flight Permits, Per - FAR 21.197(a)(1-5), and FAR 21.197(b) |
| 17 | Replacement for lost, stolen, or mutilated Standard or Special Airworthiness Certificates |
| 18 | Original Export Airworthiness Approval for Class I Products * |
| 19 | Original Export Airworthiness Approval for Class II Products |
| 20 | Original Export Airworthiness Approval for Class III Products |
| 21 | Conformity Determinations on Aircraft, Engines, Propellers, and Parts thereof. |
| 22 | Conformity Determinations on behalf of Civil Air Authority (CAA) for components manufactured by U.S. suppliers. |
| 46 | Original/Recurrent and replacement Special Airworthiness Certificates, Experimental Category - Amateur-built aircraft. |
| 47 | Original/Recurrent and replacement Special Airworthiness Certificates, Experimental Category - Light-Sport aircraft. |
| 48 | Original/Recurrent and replacement Special Airworthiness Certificates, Light-Sport Category, and Special Flight Permits for Light-Sport Category aircraft for Production Flight-Test operations. |
| * | Have been cross-utilized for recurrent Standard Airworthiness Certificates and Export Certificate of Airworthiness. |