Aug 21 (Reuters) - Air New Zealand Ltd AIR.NZ :
* CFO JEFF MCDOWALL WILL BECOME ACTING CEO FROM SEPTEMBER 26, MCDOWALL IS NOT SEEKING PERMANENT APPOINTMENT TO ROLE
* TONY CARTER WILL RETIRE AS CHAIRMAN AT ANNUAL SHAREHOLDERS' MEETING ON SEPT 25 AND BE REPLACED BY CURRENT DIRECTOR DAME THERESE WALSH
* NEW CHIEF EXECUTIVE OFFICER OF AIR NEW ZEALAND WILL NOT START UNTIL Q1 OF 2020