Document ID: chunk:federal_register_of_legislation:F2024C00333:reg:5
Version: federal_register_of_legislation:F2024C00333
Segment Type: reg
Provision Reference: reg 5
Character Range: 173127–175177

5                                                    VFR               Class A — from FL 290 and above       At least 1 approved ADS-B OUT equipment configuration.

11.61  Operation of surveillance equipment—general requirements
 (1) The requirements of this section are subject to section 11.65.
 (2) Surveillance equipment required to be fitted to, or carried on, an aircraft by section 11.60 must be continuously operated during the circumstances mentioned in section 11.60.
 (3) Subsection (2) does not apply if air traffic control has issued an instruction that the surveillance equipment is not to be operated.
 (4) If an aircraft is fitted with more than 1 approved transponder, only 1 transponder is to be operated at any time.
 (5) For each transponder, the Mode A code must be set:
 (a) to the transponder code assigned by ATC for the flight; or
 (b) if no transponder code is so assigned — to the relevant standard code in Table 11.61(5)(b).
 (6) For paragraph (5)(b), for a situation mentioned in column 1 of an item in Table 11.61(5)(b), the Mode A code is the number mentioned in column 2 for the item.
 (7) If an approved transponder capable of reporting pressure altitude is fitted to an aeroplane for a flight, it must be operated with altitude reporting enabled.
 (8) Pressure altitude information reported by an approved transponder or an approved ADS-B OUT equipment configuration must be determined by:
 (a) a barometric encoder of a type authorised by CASA or the NAA of a recognised country 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 11.61(5)(b)—Transponders: Mode A standard codes
Item                                                   Column 1                                                                                 Column 2

                                                       Situation                                                                                Mode A code