Contact

Aeronautical Information Management Department
222 Soi Vibhavadi Rangsit 28,
Vibhavadi Rangsit Rd., Chatuchak,
Chatuchak, Bangkok 10900 Thailand

Tel: +662 568 8831

Fax: +662 576 1903

AFS: VTBAYOYX

Email: [email protected]

Email: [email protected]

AIP Supplement for Thailand

AIP SUP

A 09/26

Effective from 02 FEB 2026

to 06 FEB 2026

Published on 08 JAN 2026

  JOINT MILITARY AIR EXERCISE IN BANGKOK FIR “COMBAT SEARCH AND RESCUE (CSAR) 2026”

1  INTRODUCTION

Military air exercise named COMBAT SEARCH AND RESCUE (CSAR) 2026 will take place within the Bangkok FIR from 2-6 February 2026 between 0100 - 0900 UTC details are as follows.

2  EXERCISE AREAS

The following area will be designated as a Temporary Reserved Area (TRA), an airspace temporarily reserved for military air exercises, where other traffic is restricted from transiting.

Area (boundary)Vertical limitsPeriod of activity
(Except Saturday and Sunday)
2.1COMBAT SEARCH AND RESCUE (CSAR)

An area bounded by a line joining the following points: 151302.29N1003147.98E
then along a 25NM arc counter-clockwise from CHDY TWR (1502.180N10054.80E) to point 1447.80N10116.20E,1443.10N10122.00E,1459.50N10159.30E, 1604.00N10228.70E,1620.00N10210.80E,1627.00N10155.80E, 1632.00N10126.80E,1635.00N10046.50E
then along a 30 NM arc counter-clockwise from the PSL DVOR/DME (164613.3N 1001729.0E) to 163445.16N1004542.24E,161637.49N1002209.94E, 151243.36N10022658.37E and to the point of origin.
Altitude restriction GND - FL400		GND - FL4002-6 Feb 2026
Between
0100 - 0900 UTC

3  LIST OF CLOSED ATS ROUTES

During the exercise period, the following ATS routes will be closed.

ATS RoutesClosed PortionsClosed LevelsRemark
W21NOBER - CMPMFA – FL460-
B346NOBER – PCBMFA – FL460-
W39NOBER – PCBMFA – FL460-
W8 TL – KRTMFA – FL460-
R474ALBOS – CMPMFA – FL460-
Y1TERCO - UBLODMFA – FL460-
Y2KKN - UBLODMFA – FL460-

4  CLEARANCE RESTRICTIONS AND FLIGHT PLANNING PROCEDURES

To improve safety, airspace capacity, and flight efficiency during the COMBAT SEARCH AND RESCUE (CSAR) 2026 exercise, flights operating into the affected airspace during 2-6 February 2026, between 0100 - 0900 UTC, must follow the clearance restrictions and flight planning procedures outlined in this AIP Supplement.

Note:
- For information not listed in this AIP Supplement, refer to the information listed in AIP ENR 1.10 FLIGHT PLANNING and/or related NOTAMs.
- For flights unable to comply with the mentioned procedure, coordinate with Live Fly Cell prior to submitting the flight plan.

4.1 For RNAV capable aircraft
4.1.1 Departure Overfly flights from VTBD/VTBS/BKK to the following Destination airports shall be file flight plan as follows:
Departure/OverflyDestination/OverflyRouting
1VTBD/VTBS/BKKVTPBY27 PIBAN Y29 PSL W26
2VTULY27 PIBAN Y29 PSL W27
3VLVT/VTNY27 PIBAN Y29 PSL W26 CMP W21 UDN R470
4VLLB/LPBY27 IBUBU W25 NAN R215 TOMIP

Remark: All aircraft concerned are to expect radar vectoring to suit the flow of traffic and/or avoid affected airspace.

4.1.2 Arrival/Overfly flights to VTBD VTBS BKK from the following Departure airports shall be file flight plan as follows:
Departure/OverflyDestination/OverflyRouting
1VTPBVTBDW26 GOKON Y31 PEBLI Y28 BLAFF DCT NAKON
2VTBSW26 GOKON Y31 PEBLI Y28 BLAFF DCT NORTA
3BKKW26 GOKON Y31 PEBLI Y28
4VTUKVTBDY23 KRT Y20 UBLOD DCT ENDUU
5VTBSY23 KRT Y20 UBLOD DCT EASTE
6BKKY23 KRT Y20
7VTULVTBDY31 PEBLI Y28 BLAFF DCT NAKON
8VTBSY31 PEBLI Y28 BLAFF DCT NORTA
9BKKY31 PEBLI Y28
10VLVT/VTN/
VLLB/LPB/
SAGAG		VTBDVTN R470 UDN W21 CMP W26 GOKON Y31 PEBLI Y28 BLAFF DCT NAKON
11VTBSVTN R470 UDN W21 CMP W26 GOKON Y31 PEBLI Y28 BLAFF DCT NORTA
12BKKVTN R470 UDN W21 CMP W26 GOKON Y31 PEBLI Y28

Remark: All aircraft concerned are to expect radar vectoring or ATC instruction to suit the flow of traffic and/or avoid affected airspace.

4.2 For NON-RNAV capable aircraft

NON-RNAV capable aircraft shall operate at FL250 and below.

4.2.1 Departure/Overfly flights from VTBD/VTBS/BKK to the following Destination shall be file flight plan as follows:
Departure/OverflyDestination/OverflyRouting
1VTBD/ VTBS/ BKKVTPBA464 BEKOD DCT PSL W26
2VTULA464 BEKOD DCT PSL W27
3VLVT/VTN/
VLLB/LPB/
SAGAG		A464 BEKOD DCT PSL W26 CMP W21 UDN R470

Remark: All aircraft concerned are to expect radar vectoring or ATC instruction to suit the flow of traffic and/or avoid affected airspace.

4.2.2 Arrival/Overfly flights to VTBD/VTBS/BKK from the following Departure airports shall be file flight plan as follows:
Departure/OverflyDestination/OverflyRouting
1VTULVTBDW27 PSL W9 BLAFF DCT NAKON
2VTBSW27 PSL W9 BLAFF DCT NORTA
3BKKW27 PSL W9
4VTPBVTBDW26 GOKON DCT PEBLI W9 BLAFF DCT NAKON
5VTBSW26 GOKON DCT PEBLI W9 BLAFF DCT NORTA
6BKKW26 PSL W9
7VLVT/VTN/
VLLB/LPB/
SAGAG		VTBDVTN R470 UDN W21 CMP W26 PSL W9 BLAFF DCT
NAKON
8VTBSVTN R470 UDN W21 CMP W26 PSL W9 BLAFF DCT
NORTA
9BKKVTN R470 UDN W21 CMP W26 PSL W9

Remark: All aircraft concerned are to expect radar vectoring or ATC instruction to suit the flow of traffic and/or avoid affected airspace.

5  ACTION IN EVENT OF EMERGENCY

In case of civil and non-exercise military aircraft experiencing an emergency that makes it necessary to enter an active exercise area should immediately advise one of the following agencies:

5.1 Bangkok Area Control Centre (BACC) sector and concerned ATS units are as follows:
UNITFrequency
BACCSECTOR 1N 124.5 MHz or 256.3 MHz
SECTOR 2N126.5 MHz
SECTOR 3N128.1 MHz or 263.8 MHz
SECTOR 4N120.95 MHz
SECTOR 5N132.1 MHz or 268.5 MHz
SECTOR 6N133.1 MHz or 285.3 MHz
BANGKOK APPROACHAPP North 133.4 MHz
APP East 119.1 MHz, 122.35 MHz or 262.5 MHz
APP West 124.35 MHz, 125.2 MHz or 262.5 MHz
OSCAR127.0 MHz or 331.3 MHz
FOCAL CONTROL127.0 MHz or 331.3 MHz
BANGKOK TOWER (VTBD)118.1 MHz or 236.6 MHz
PHITSANULOK APPROACH120.7 MHz or 284.0 MHz
KAMPHAENG SAEN APPROACH127.75 MHz or 347.2 MHz
KHORAT APPROACH129.75 MHz or 349.0 MHz
KHORAT TOWER122.2 MHz or 240.5 MHz
NAKHON RATCHASIMA APPROACH123.6 MHz
NAKHON RATCHASIMA TOWER119.8 MHz or 236.6 MHz
KHON KAEN APPROACH123.4 MHz or 240.0 MHz
KHON KAEN TOWER122.25 MHz or 236.6 MHz
UDON APPROACH126.2 MHz or 265.9 MHz
UDON TOWER122.5 MHz or 355.4 MHz
UBON APPROACH123.5 MHz or 257.8 MHz
UBON TOWER119.9 MHz or 274.5 MHz
TAKHLI APPROACH124.0 MHz or 325.0 MHz
TAKHLI TOWER133.25 MHz or 241.5 MHz
KHOK KATHIAM TOWER122.6 MHz or 238.6 MHz
5.2 If unable to contact BACC or concerned ATS units, an aircraft should contact OSCAR Control on Freq 127.0 MHz. COMBAT SEARCH AND RESCUE (CSAR) 2026 aircraft experiencing an emergency and unable to contact their appropriate control agencies shall contact OSCAR Control on Freq 331.3 MHz, 127.0 MHz or guard Freq 243.0 MHz and 121.5 MHz. During exercise period all VTD areas that are overlapped by COMBAT SEARCH AND RESCUE (CSAR) 2026 areas will not be active. Aircraft not associated with COMBAT SEARCH AND RESCUE (CSAR) 2026 exercise wishing to fly through the areas should contact "Live Fly Cell" on phone number +669 8995 2698, +668 5553 5098 or "OSCAR Control" on phone number +662 534 4731 to get permission before filing the flight plan.

6  AIR TRAFFIC FLOW MANAGEMENT DURING COMBAT SEARCH AND RESCUE (CSAR) 2026 PERIOD

In response to the capacity constraint caused by the Joint Military Air Exercise “COMBAT SEARCH AND RESCUE (CSAR)” the following ATFM measures will be implemented:

6.1 The Ground Delay Program (GDP) may be implemented during the traffic congestion period. ATFM procedure is published in AIP Thailand ENR 1.9
6.2 Temporary Flight Level orientation scheme

Flights operating on the following routes are requested to use the following flight level orientation scheme:

6.2.1 Northbound flight from VTBD/VTBS/BKK via A464 (Portion BKK-CMA) Y26, Y27 and
flight depart from VTPI, VTBL, VTBH, VTPP via W9. – Odd FL
6.2.2 Southbound flight to VTBD/VTBS/BKK via Y7, Y28 or W9 or other airways joining W9. – Even FL

7  POINT OF CONTACT

UnitContact Details
Live Fly Cell of COMBAT SEARCH AND RESCUE (CSAR)Wg.Cdr.Suramate Inthanin
Mobile: +668 6353 0007
E-mail: [email protected]
Bangkok Air Traffic Flow Management Unit
For ATFM Measures during Military Exercise		Phone: +662 287 8024
E-mail: [email protected]
Website: http://atfm.aerothai.aero
AFTN: VTBBZDZX
Airspace Management Cell (Thailand)
For AUP/UUP		Phone: +662 307 2132
Mobile: +666 1402 4966
E-mail: [email protected]
Website: www.thaicmac.aerothai.aero

8  VALIDITY

This AIP Supplement will remain current until 6 February 2026 at 0900 UTC Any changes to this supplement will be notified through NOTAM.

9  EXERCISE AREA MAP