(1) This regulation applies to an operator that:
(a) has adopted a standard operations manual; and
(b) proposes a change to a procedure or another matter that, because of its nature, would require amendment of the schedule of differences.
(2) The operator must:
(a) prepare an amendment to the schedule to reflect the proposed change; and
(b) give the amendment to CASA as soon as practicable after preparing it and before implementing the change.
(3) CASA must, in writing, approve or refuse to approve the proposed amendment.