Page 32 - Communication IFR_Neat
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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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