Document ID: chunk:federal_register_of_legislation:F2025C00187:reg:2:p2
Version: federal_register_of_legislation:F2025C00187
Segment Type: reg
Provision Reference: reg 2 (pt 2/2)
Character Range: 387332–388571

for a situation mentioned in column 1 of an item in Table 26.69 (7), the Mode A code is the number mentioned in column 2 for the item.
       (7A) Subject to subsection (7B), if an emergency situation described in an item of column 1 of Table 26.69 (7A) occurs during a flight, a pilot of the aircraft for the flight must set the Mode A code mentioned in column 2 for the item.
       (7B) Despite subsection (7A), a pilot of an aircraft for a flight does not have to set a Mode A code mentioned in column 2 of Table 26.69 (7A) if the pilot reasonably believes that maintaining an existing Mode A code would result in a safer outcome.
 (8) Pressure altitude information reported by an approved transponder or approved ADS‑B OUT equipment configuration must be determined by:
(a) a barometric encoder of a type that is authorised in accordance with (E)TSO‑C88a; or
(b) another system approved under Part 21 of CASR as having a level of performance equivalent to a system mentioned in paragraph (a).

Table 26.69 (7) – Transponders – Mode A standard codes

      Column 1                                                                    Column 2
Item  Situation                                                                   Mode A Code