GPS is unreliable and may be unavailable within Shiraz TMA from ground to FL245.

A1547/26

EST

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ASPAirspace Restrictions

2026-07-14 08:34 - 2026-10-12 20:30

Duration:LONG4 months EST

Period of Applicability

2026-07-14 08:34 - 2026-10-12 20:30

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Interpretation

GPS is unreliable and may be unavailable within the lateral limits of Shiraz TMA, as specified in Iran AIP page ENR 2.1-7, from ground up to FL245. EGPWS/GPWS may display erroneous indications and map shifting, and pilots shall report GPS anomalies including degraded operation and/or loss of service as soon as possible.

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Raw NOTAM

A1547/26 NOTAMR A0788/26
Q)OIIX/QGAAU/I/NBO/A/000/245/
A)OISS B)2607140834 C)2610122030EST
E)GPS UNREL AND MAY BE UNAVAILABLE WI AREA
WITH THE LATERAL LIMITS OF SHIRAZ TMA
AS SPECIFIED IN IRAN AIP PAGE ENR 2.1-7, FM GND UP TO FL245,
EGPWS/GPWS MAY DISPLAY ERRONEOUS INDICATION AND MAP SHIFTING,
AS REPORTED FREQUENTLY PILOTS SHALL REPORT GPS ANOMALIES
INCLUDING DEGRADED OPERATION AND/OR LOSS OF SER,
ASAP.
F)GND G)FL245

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