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... after modifying vertical * TCAS CLIMB (or DESCENT)
speed to comply with an ACAS

resolution advisory (Pilot and (acknowledgement)
controller interchange).
* RETURNING TO (assigned clearance)

... after ACAS “Clear of Conflict” (acknowledgement)
is annunciated (Pilot and (or alternative instructions)
controller interchange)

.. after the response to an ACAS * TCAS CLIMB (or DESCENT), RETURNING
resolution advisory is completed TO (assigned clearance)
(Pilot and controller interchange)
(acknowledgement) (or alternative instructions)

... after returning to clearance * TCAS CLIMB (or DESCENT,) after
responding to an ACAS COMPLETED (assigned clearance)

resolution advisory (Pilot and
controller interchange) (acknowledgement) (or alternative instructions)

... when unable to comply with * UNABLE TO COMPLY, TCAS
a clearance because of an RESOLUTION ADVISORY
ACAS resolution advisory (Pilot
and controller interchange) (acknowledgement)

Transfer of control and/ CONTACT (unit call sign) (frequency)
or frequency change At (or OVER) (time or place) CONTACT (unit call
sign) (frequency)

Note: An aircraft may be requested to IF NO CONTACT (instructions)
“Stand By” on a frequency when it is
intended that the ATS unit will initiate STAND BY (frequency) FOR (unit call sign)
communications and to “MONITOR”
frequency when information is being REQUEST CHANGE TO (frequency)
broadcast thereon.
FREQUENCY CHANGE APPROVED

MONITOR (frequency)

MONITORING (frequency)

WHEN READY CONTACT (unit call sign)(frequency)
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