INSTRUMENT NUMBER: CASA 430/03 CIVIL AVIATION ACT 1988 CIVIL AVIATION REGULATIONS 1988 APPROVAL UNDER SUBREGULATION 207 (2) I, JAMES COYNE, Section Head, Systems, Airworthiness Standards Branch, CASA, a delegate of CASA, under subregulation 207 (2) of the Civil Aviation Regulations 1988 approve the operation of the aircraft bearing the nationality and registration marks VH‑BRZ with nasal cannula type individual oxygen dispensing units manufactured under the name "Oxymizer", providing that: (a) the units have a flow rate of not less than 03 litre per minute at 10,000 feet altitude, increasing by 0.1 litre per minute for every 2,000 feet up to 18,000 feet altitude; and (b) other individual oxygen dispensing units for use in the aircraft, that are designed to cover the nose and mouth, meet the requirements of paragraph 6.1 of section 108.26 of the Civil Aviation Orders and are provided in accordance with paragraph 5.1.2 of that section. [Signed J. Coyne] James Coyne Section Head, Systems Airworthiness Standards Branch 22 September 2003