<AIXMBasicMessage gml:id="NMS_ID_1784639330194439"><gml:boundedBy xsi:nil="true"/><hasMember><event:Event gml:id="Event_1_1784639330194439"><gml:identifier codeSpace="urn:uuid:">b1735583-5b17-422a-83c9-43b03a0d9651</gml:identifier><gml:boundedBy xsi:nil="true"/><event:timeSlice><event:EventTimeSlice gml:id="Event_TS_1_1784639330194439"><gml:validTime><gml:TimePeriod gml:id="Event_TS_TP_1_1784639330194439"><gml:beginPosition>2026-07-21T11:50:00.000Z</gml:beginPosition><gml:endPosition indeterminatePosition="unknown">2026-09-19T08:30:00.000Z</gml:endPosition></gml:TimePeriod></gml:validTime><aixm:interpretation>BASELINE</aixm:interpretation><aixm:sequenceNumber>1</aixm:sequenceNumber><aixm:correctionNumber>0</aixm:correctionNumber><event:scenario>6000</event:scenario><event:textNOTAM><event:NOTAM gml:id="NOTAM_1_1784639330194439"><event:series>A</event:series><event:number>1599</event:number><event:year>2026</event:year><event:type>R</event:type><event:issued>2026-07-21T13:07:00.000Z</event:issued><event:affectedFIR>OIIX</event:affectedFIR><event:selectionCode>QCEXX</event:selectionCode><event:scope>E</event:scope><event:minimumFL>000</event:minimumFL><event:maximumFL>999</event:maximumFL><event:location>OIIX</event:location><event:effectiveStart>202607211150</event:effectiveStart><event:effectiveEnd>202609190830EST</event:effectiveEnd><event:text>IN AREA WITHIN TEHRAN FIR
 FM 331147N 0461217E-ALTET-EGVEL-RERET-YZD-ZAL-
311854N 0614709E THENCE CLOCKWISE ALONG TEHRAN FIR BOUNDARY 
TO THE POINT OF ORIGIN, ALL ACFT SHALL 
BE EQUIPPED WITH SSR TRANSPONDER
MODE S WITH ADS-B CAPABILITY OR ADS-B WITH DEDICATED 1090 MHZ
ADS-B OUT CAPABILITY, EXCEPT FOR:
- FLT WITH PRIOR PERMISSION FM CIVIL AVIATION AUTHORITY,
- FLT ENGAGED IN HOSP OPERATION,
- FLT ARRIVING TO OR DEPARTING FROM OIKK, OIZH AND OIZB,
ACFT IDENTIFICATION USED IN FLT SHOULD BE ENTERED
 (THROUGH THE FMS OR THE TRANSPONDER CONTROL PANEL).</event:text><event:translation><event:NOTAMTranslation gml:id="NT02_1784639330194439"><event:type>OTHER:ICAO</event:type><event:formattedText><html:div xmlns:html="http://www.w3.org/1999/xhtml">&lt;pre&gt;
A1599/26 NOTAMR A1311/26
Q)OIIX/QCEXX///E/000/999/
A)OIIX B)2607211150 C)2609190830EST
E)IN AREA WITHIN TEHRAN FIR
 FM 331147N 0461217E-ALTET-EGVEL-RERET-YZD-ZAL-
311854N 0614709E THENCE CLOCKWISE ALONG TEHRAN FIR BOUNDARY 
TO THE POINT OF ORIGIN, ALL ACFT SHALL 
BE EQUIPPED WITH SSR TRANSPONDER
MODE S WITH ADS-B CAPABILITY OR ADS-B WITH DEDICATED 1090 MHZ
ADS-B OUT CAPABILITY, EXCEPT FOR:
- FLT WITH PRIOR PERMISSION FM CIVIL AVIATION AUTHORITY,
- FLT ENGAGED IN HOSP OPERATION,
- FLT ARRIVING TO OR DEPARTING FROM OIKK, OIZH AND OIZB,
ACFT IDENTIFICATION USED IN FLT SHOULD BE ENTERED
 (THROUGH THE FMS OR THE TRANSPONDER CONTROL PANEL).
&lt;/pre&gt;</html:div></event:formattedText></event:NOTAMTranslation></event:translation></event:NOTAM></event:textNOTAM><event:extension><fnse:EventExtension gml:id="ext_01_1784639330194439"><fnse:classification>INTL</fnse:classification><fnse:accountId>OIIIYNYX</fnse:accountId><fnse:airportname>TEHERAN (ACC/FIC/FIR)</fnse:airportname><fnse:originID>OIIIYNYX</fnse:originID><fnse:lastUpdated>2026-07-21T13:08:00.000Z</fnse:lastUpdated><fnse:icaoLocation>OIIX</fnse:icaoLocation></fnse:EventExtension></event:extension></event:EventTimeSlice></event:timeSlice></event:Event></hasMember></AIXMBasicMessage>