| Active Pre-EASA Aircraft Modification Approvals |
| MOD No. | Issue | Description | Class | AAN No. |
| 030-600 | B | INSTALLATION OF ADELT: S-76 | MAJOR | 22431 |
| 107-AF50 | C | INSTALLATION OF GNS-XLS FMS | MAJOR | 26176 |
| 108-AF50 | E | INSTALLATION OF GNS-XLS FMS | MINOR | REF MOD 107-AF50 |
| 109-AF50 | B | INSTALLATION OF GNS-XLS FMS | MINOR | REF MOD 107-AF50 |
| 111-AJ31 | A | INSTALLATION OF SUNSTRAND FDR | MAJOR | 26409 |
| 112-AF50 | A | INSTALLATION GNS-XLS FMS | MINOR | N/A |
| 113-AF27 | G | INSTALLATION OF KLN-900 GPS | MAJOR | 26457 |
| 115-AF50 | C | INSTALLATION OF GNS-XLS FMS | MINOR | REF MOD 107-AF50 |
| 117-AF50 | C | INSTALLATION OF CABIN AUDIO SYSTEM | MINOR | N/A |
| 118-AF50 | A | INSTALLATION OF GNS-XLS FMS | MINOR | REF MOD 107-AF50 |
| 119-AF50 | A | INSTALLATION OF GNS-XLS FMS | MINOR | REF MOD 107-AF50 |
| 124-AF27 | D | INSTALLATION OF ALTITUDE ALERTER | MINOR | REF MOD 126-AF27 |
| 125-AF27 | C | INSTALLATION OF KLN-900 GPS | MINOR | REF MOD 113-AF27 |
| 126-AF27 | C | INSTALLATION OF ALTITUDE ALERTER | MAJOR | 26683 |
| 127-AF27 | A | REPAIR TO CHANNEL STIFFENER | MINOR | N/A |
| 128-AF27 | A | INSTALLATION OF BE369 ELT | MINOR | N/A |
| 129-A406 | C | INSTALLATION OF TRACK WHILE SCAN SYSTEM | MINOR | N/A |
| 130-AF27 | C | INSTALLATION OF 500 SERIES ELT | MINOR | N/A |
| 133-AF27 | H | INSTALLATION OF TCAS II | MAJOR | 27026 |
| 134-AF27 | F | INSTALLATION OF MODE 'S' TRANSPONDERS | MAJOR | 27026 |
| 135-AF27 | B | INSTALLATION OF EQUIPMENT SHELF | MAJOR | 27026 |
| 136-AF27 | B | RELOCATION OF EMERGENCY INVERTER | MINOR | N/A |
| 137-AF27 | B | RE-ROUTING OF AIR CONDITIONING DUCT | MINOR | N/A |
| 138-AF27 | C | REPLACEMENT OF F/O BAROMETRIC ALTIMETER | MINOR | N/A |
| 139-AF27 | D | INSTALLATION OF VERTICAL GYRO UNIT | MAJOR | 27026 |
| 141-AF27 | A | REPLACEMENT OF SEAT / CARGO RAILS | MINOR | N/A |
| 142-AF27 | D | REMOVAL OF COLLINS TRANSPONDER(S) | MINOR | N/A |
| 143-ADH7 | D | INSTALLATION OF EQUIPMENT SHELF | MAJOR | 27138 |
| 144-ADH7 | C | REWORK OF KLN-900 | MAJOR | 27138 |
| 146-ADH7 | D | INSTALLATION OF TCAS II | MAJOR | 27138 |
| 147-ADH7 | D | INSTALLATION OF MODE 'S' TRANSPONDERS | MAJOR | 27138 |
| 151-ADH7 | B | REMOVAL OF COLLINS TDR-90 TRANSPONDERS | MINOR | N/A |
| 153-A146 | D | INSTALLATION OF TAPE DECK | MINOR | N/A |
| 155-AATP | D | INSTALLATION OF 503 SERIES ELT | MINOR | N/A |
| 160-A406 | A | REPLACEMENT OF ALTITUDE ENCODER | MINOR | N/A |
| 163-AF27 | A | PROVISION OF FORCED AIR COOLING FOR TCAS II | MINOR | N/A |
| 169-AF27 | B | INSTALLATION OF FULL FREIGHTER CONVERSION | MAJOR | 27705 |
| 170-AF27 | C | FM BROADCAST INTERFERENCE IMMUNITY | MINOR | N/A |
| 171-AF27 | D | INSTALLATION OF TCAS II | MINOR | N/A |
| 172-AF27 | C | INSTALLATION OF MODE 'S' TRANSPONDERS | MINOR | N/A |
| 173-AF27 | B | FM BROADCAST INTERFERENCE IMMUNITY | MINOR | N/A |
| 174-AF27 | B | INSTALLATION OF TCAS II | N/A | 27944 Add 1 |
| 175-AF27 | B | INSTALLATION OF MODE 'S' TRANSPONDERS | N/A | 27944 |
| 176-AF27 | A | TYPE III EMERGENCY EXIT MARKINGS | N/A | N/A |
| 177-AF27 | C | INSTALLATION 2nd RADIO ALTIMETER SYSTEM | N/A | 27944 Add 1 |
| 180-AF27 | A | FLIGHT INSTRUMENT LIGHTING VOLTAGE | MINOR | N/A |
| 181-AF27 | A | EXTERNAL HEADSET SOCKET | MINOR | N/A |
| 182-AF27 | A | DC GROUND SERVICE OUTLET | MINOR | N/A |
| 183-AF27 | A | REMOVAL OF COCKPIT FAN HEATERS | MINOR | N/A |
| 184-AF27 | B | INSTALLATION OF 3rd VHF COMMUNICATION SYSTEM | N/A | 27944 |
| 202-A406 | A | FM BROADCAST INTERFERENCE IMMUNITY | N/A | N/A |