Rule 569 — Cancelling Authorities

1. (a)Authority or permission granted by Rules 564, 567.3 or 568 may be cancelled provided the train or transfer has not entered the controlled block affected.
2. (b)When authority granted by Rules 564, 566, 567, 567.1, 567.2, 567.3 or 577 or the permission in writing granted by Rule 568 is cancelled, the cancellation does not take effect until it has been correctly repeated and acknowledged by the conductor and locomotive engineer of the train or transfer affected. These employees must acknowledge the cancellation by repeating the authority number, “cancelled” and initials of the RTC to the RTC .

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