Vienna Airport (LOWW / VIE) and Innsbruck Airport (LOWI / INN).
Contact LOWW / VIE:General Aviation operations office
Phone: +43-1-7007-22345 (in exceptional cases only)
Further handling provider contact:
Vienna Aircraft Handling
Jet Aviation Vienna
Contact LOWI / INN:General Aviation operations office
Phone: +43-512-22525-303 (in exceptional cases only)
For Innsbruck Airport this requirement applies on Saturdays and Sundays during winter season and on 02/09JAN (in case they are neither Saturday nor Sunday).