Specified Istanbul TMA area is prohibited to non-duty state and unmanned aircraft and civil VFR traffic, with stated operational exceptions.

A4146/26

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ASPAirspace Restrictions

2026-09-20 07:00 - 2026-09-20 11:00

Duration:VERY SHORT4 hours

Period of Applicability

2026-09-20 07:00 - 2026-09-20 11:00

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Interpretation

Within Istanbul TMA, the area centered on 405726N 0285727E with an 8 NM radius is prohibited to all non-duty IFR/VFR state aircraft, non-duty UAV/UCAV/drone operations, and all civil VFR traffic. Exceptions apply to state aircraft assigned by the Presidency of the Republic of Türkiye, on-duty UAV/UCAV operations, ambulance, martyr-carrying, search and rescue, organ transplantation and firefighting flights, civil traffic departing from or arriving at Istanbul Atatürk Aerodrome, and permitted civil overflights.

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Raw NOTAM

A4146/26 NOTAMN
Q) LTBB/QRTLP/IV/BO /W /000/100/4057N02857E009
A) LTBB B) 2609200700 C) 2609201100
E) AREA SPECIFIED AS BELOW PROHIBITED FOR ALL NON-DUTY IFR/VFR STATE
ACFT, NON-DUTY UAV-UCAV-DRONE AND ALL CIV VFR TFC EXC STATE ACFT
ASSIGNED BY THE PRESIDENCY OF THE REPUBLIC OF TURKIYE, UAV-UCAV ON
DUTY, AMBULANCE, MARTYR CARRYING, SAR, ORGAN TRANSPLANTATION, FIRE
FIGHTING, DEP/ARR CIV TFC FM/TO ISTANBUL ATATURK AD AND/OR
PERMITTED CIV OVERFLIGHT TFC.
AREA: CENTERED ON 405726N0285727E WITH RADIUS 8NM
WI ISTANBUL TMA
F) SFC G) 10000FT AMSL

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