Follow the Greens operational trial at Changi Airport with specific taxi procedures and service not available on runway and rapid exit taxiways.

A0739/26

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OpsFlight Procedures

2026-03-19 11:00 - 2026-05-31 23:00

Duration:aggregated 2 months

Period of Applicability

2026-03-19 11:00 - 2026-05-31 23:00

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Interpretation

Follow the Greens operational trial is in effect at Changi Airport with dedicated taxi guidance via progressively illuminated taxiway centerline lights; service is not available on runways and rapid exit taxiways, ATC will use “Follow the Greens” phraseology with verbal clearance limits, pilots must follow green centerline lights to the clearance limit or illuminated red stop bars, stop and seek confirmation if ambiguous, exercise caution for wingtip clearance and use lead-in line markings near stands, ensure transponders are operating before pushback and after landing until parked; when the service is terminated ATC will revert to verbal taxi instructions. Active daily 1100-2300 from Mar 19-31, Apr 01-30, and May 01-31.

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Raw NOTAM

A0739/26 NOTAMN
Q) WSJC/QFAXX/IV/BO/A/000/999/0122N10359E005
A) WSSS PART 1 OF 2 B) 2603191100 C) 2605312300
D) MAR 19-31 1100-2300, APR 01-30 1100-2300, MAY 01-31 1100-2300
E) FOLLOW THE GREENS OPERATIONAL TRIAL ONGOING IN CHANGI AIRPORT.
DURING THE TRIAL:
I. TWY CL LGT WILL BE PROGRESSIVELY TURNED ON. PILOTS ARE PROVIDED
WITH DEDICATED VISUAL GUIDANCE ON ATC CLEARED TAXI ROUTE.
II. FOLLOW THE GREENS SER NOT AVBL ON RWY AND RAPID EXIT TWY.
PILOTS SHALL FOLLOW ATC VERBAL TURN INSTRUCTIONS WHEN VACATING RWY
III. ATC WILL USE THE PHRASEOLOGY FOLLOW THE GREENS TOGETHER WITH A
VERBAL CLEARANCE LIMIT (HOLD SHORT POINT) WHEN ISSUING A TAXI
CLEARANCE TO PILOTS.
IV. PILOTS SHALL STRICTLY ADHERE TO FOLLOW THE GREENS TAXI
INSTRUCTIONS AND FOLLOW THE GREEN CL LGT UNTIL THE CLEARANCE LIMIT
OR WHERE RED STOPBAR IS ILLUMINATED. PILOTS SHALL KEEP A LOOKOUT
FOR CONTINUOUS GREENS WHEN APPROACHING JUNCTIONS.
V. PILOTS SHALL NOT TAXI AHEAD IF THERE ARE NO GREEN CL LGT OR WHEN
RED STOP BAR IS ILLUMINATED. PILOTS SHALL NOT PROCEED PAST THE
VERBAL CLEARANCE LIMIT WITHOUT ATC APPROVAL EVEN WHEN NO RED
STOPBAR IS ILLUMINATED.
VI. IN INSTANCES OF AMBIGUITY OR WHEN MULTIPLE GREEN LGT SEGMENTS
OR BREAKS IN THE GREENS ARE OBSERVED, PILOTS SHALL STOP AND SEEK
CONFIRMATION BEFORE FURTHER TAXI. ATC WILL PROVIDE ADDITIONAL
VERBAL GUIDANCE.
VII. PILOTS ARE REMINDED TO EXER CTN TO ENSURE SUFFICIENT WINGTIP
CLEARANCE AND SEPARATION WITH OTHER ACFT. WHEN APPROACHING ACFT
STANDS, PILOTS SHALL FOLLOW THE LEAD IN LINE MARKINGS AS THE GREEN
LGT MAY NOT TERMINATE IN FRONT OF THE PRKG STANDS.
//END PART 01//
A0739/26 NOTAMN
Q) WSJC/QFAXX/IV/BO/A/000/999/0122N10359E005
A) WSSS PART 2 OF 2 B) 2603191100 C) 2605312300
D) MAR 19-31 1100-2300, APR 01-30 1100-2300, MAY 01-31 1100-2300
E) VIII. FOR DEP, PILOTS SHALL ENSURE ACFT TRANSPONDER IS OPR PRIOR TO
PUSHBACK CLR REQ. FOR ARR, PILOTS SHALL ENSURE ACFT TRANSPONDER IS
OPR AFT LDG TIL THE ACFT REACH THE PRKG STAND.
IX. WHEN FOLLOW THE GREENS SER IS TERMINATED, ATC WILL REVERT TO
VERBAL TAXI INSTRUCTIONS. PILOTS SHALL RESUME OWN NAV WITH
REFERENCE TO TWY GUIDANCE SIGNS AND MARKINGS.)
//END PART 02/02//

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