Instrument number CASA EX123/12
I, TERENCE LINDSAY FARQUHARSON, Acting Director of Aviation Safety, on behalf of CASA, make this instrument under regulation 11.160 of the Civil Aviation Safety Regulations 1998 (CASR 1998).
[Signed T. Farquharson]
Terry Farquharson
Acting Director of Aviation Safety
16 August 2012
Exemption — from Circular Error of Position Tolerance 7NM for RNAV GNSS, RNP APCH and RNP AR APCH
Exemption — Airservices Australia Operations Manual
1          Duration
                 This instrument:
(a)   commences on the day after it is registered; and
(b)   stops having effect at the end of 30 June 2015.
2          Definitions
                 In this instrument:
AA means Airservices Australia (Aviation Reference Number 202210) in its capacity as an air traffic services (ATS) provider under Part 172 of CASR 1998.
capable aircraft means an aircraft fitted with serviceable navigation equipment that enables the aircraft to operate to navigation specifications RNAV GNSS, RNP APCH or RNP AR APCH.
safety case means the document “Application of MATS Lateral Short Range Navigation Aid Tolerances to RNAV RNP 0.3 capable aircraft once the aircraft is aligned with runway centreline”, endorsed by AA on 7 September 2010.
trained air traffic controller means a person who has successfully completed training and assessment in the use of a cross track navigation tolerance of 1 NM in accordance with Section 11 and Appendix 5 of the AA safety case.
3          Application
                 This instrument applies to AA in relation to:
(a)   its operations manual; and
(b)   its provision of ATS to capable aircraft in accordance with certain circular error of position (CEP) and cross track tolerances under Chapter 10 of Manual of Standards (MOS) — Part 172 (the MOS).
4          Exemption — operations manual
                 AA is exempt from subregulation 172.060 (1) of CASR 1998, but only to the extent that for a capable aircraft its operations manual (the AA operations manual) must contain procedures that comply with the standard in the MOS from compliance with which AA is exempted by section 6.
5          Condition
                 The exemption in section 4 is subject to the condition that the AA operations manual must contain:
(a)   information about this exemption; and
(b)   procedures for the control of a capable aircraft using a cross track navigation tolerance of 1 NM.
6          Exemption — 7NM CEP
                 AA is exempt from subregulation 172.065 (1) of CASR 1998, but only to the extent that it requires ATS for a capable aircraft to be provided in accordance with the Tolerance item in Table 10.8-4 of paragraph 10.8.3.9 of the MOS referring to 7NM CEP.
7          Conditions
                 The exemption in section 6 is subject to the conditions set out in Schedule 1.
Schedule 1          Conditions
        1     The aircraft for which ATS are provided must be a capable aircraft (the aircraft).
Note   In this Schedule, every mention of an “aircraft” means a “capable aircraft”.
        2     The aircraft must be:
(a)   established on 1 of the following approaches to a runway:
             (i)  Area Navigation — Global Navigation Satellite System (RNAV (GNSS));
            (ii)  Required Navigation Performance Approach (RNP APCH);
           (iii)  Required Navigation Performance Authorisation Required (RNP AR APCH); and
(b)   within 25 nautical miles (NM) of the runway threshold; and
(c)   at or inside the Initial Approach Fix (IAF) for the runway; and
(d)   aligned with the centreline of the runway.
        3     A cross track navigation tolerance of 1 NM must be applied to the aircraft’s position.
        4     Only a trained air traffic controller may control an aircraft using a cross track navigation tolerance of 1 NM.