Code 89 (alpha AM) is one of IATA’s delay codes (Wikipedia 2015; IATA 2012). It is specified as follows:
| Code | Alpha | Short description | Further info |
|---|---|---|---|
| 89 | AM | Restrictions at airport of departure with or without ATFM restrictions | including Air Traffic Services, start-up and pushback, airport and/or runway closed due to obstruction or weather, industrial action, staff shortage, political unrest, noise abatement, night curfew, special flights. |