--- title: "AWO.B.CATI.101 – AWO.B.CATIII.101: SUBPART B -APPROACH AND LANDING (CS-AWO) — rule index · Avioverse" description: "AWO.B.CATI.101 – AWO.B.CATIII.101, CS-AWO. An aeroplane with a basic airworthiness approval for instrument flight rules (IFR) operations shall be…" url: "https://avioverse.aero/regulations/easa/cs-awo/subpart-b" --- # SUBPART B -APPROACH AND LANDING All Weather Operations (CS-AWO) · CS-AWO · AWO.B.CATI.101 – AWO.B.CATIII.101 On this page 1. ## [AWO.B.CATI.101 CS AWO.B.CATI.101 Applicability](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-cati-101) An aeroplane with a basic airworthiness approval for instrument flight rules (IFR) operations shall be eligible to perform xLS approaches down to a… [AMC AWO.B.CATI.101 Applicability](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-cati-101#amc-awo-b-cati-101-applicability) 2. ## [AWO.B.CATI.102 CS AWO.B.CATI.102 Terminology](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-cati-102) xLS (landing system) An xLS (landing system) is a navigation means (facilities external to the aircraft) that provides to the crew and the aircraft… [AMC AWO.B.CATI.102 Terminology](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-cati-102#amc-awo-b-cati-102-terminology) 3. ## [AWO.B.SACATI.101 CS AWO.B.SACATI.101 Applicability](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-sacati-101) This section is applicable to aeroplanes for which certification is sought to allow the performance of approaches with DHs below 60 m (200 ft) down to 45… 4. ## [AWO.B.SACATI.102 CS AWO.B.SACATI.102 Safety level](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-sacati-102) SUBPART B -APPROACH AND LANDING SECTION 2 -AIRWORTHINESS CERTIFICATION OF AEROPLANES FOR OPERATIONS WITH DECISION HEIGHTS (DHs) BELOW 60 M (200 FT) AND… [AMC AWO.B.SACATI.102 Safety level](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-sacati-102#amc-awo-b-sacati-102-safety-level) 5. ## [AWO.B.SACATI.103 CS AWO.B.SACATI.103 Go-around rate](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-sacati-103) (See AMC AWO.B.SACATI.103) The proportion of approaches that terminate in a go-around below 150 m (500 ft) due to the approach system performance or… [AMC AWO.B.SACATI.103 Go-around rate](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-sacati-103#amc-awo-b-sacati-103-go-around-rate) 6. ## [AWO.B.SACATI.104 CS AWO.B.SACATI.104 Flight crew workload](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-sacati-104) The workload associated with the use of the approach system shall be considered in showing compliance with CS 25.1523, AMC 25.1523, and CS-25 Appendix D. 7. ## [AWO.B.SACATI.105 CS AWO.B.SACATI.105 Control of flight path](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-sacati-105) The approach system shall: - (a) either provide information of sufficient quality to the flight crew to permit the manual control of the aeroplane along… 8. ## [AWO.B.SACATI.106 CS AWO.B.SACATI.106 Control of speed](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-sacati-106) ED Decision 2022/007/R Automatic throttle/thrust control shall be provided unless it is demonstrated in flight that speed can be controlled manually by… 9. ## [AWO.B.SACATI.107 CS AWO.B.SACATI.107 Manual control](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-sacati-107) \- (a) In the absence of a failure, the approach down to the DH shall not require a change in the means of control (e.g. [AMC AWO.B.SACATI.107 Manual control](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-sacati-107#amc-awo-b-sacati-107-manual-control) 10. ## [AWO.B.SACATI.108 CS AWO.B.SACATI.108 Oscillations and deviations](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-sacati-108) The approach system shall not cause sustained nuisance oscillations or undue attitude changes or control activity as a result of configuration or power… 11. ## [AWO.B.SACATI.109 CS AWO.B.SACATI.109 Decision height (DH) recognition](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-sacati-109) EQUIPMENT 12. ## [AWO.B.SACATI.111 CS AWO.B.SACATI.111 Installed equipment](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-sacati-111) (See AMC AWO.B.SACATI.111) The approach guidance system shall include the following: [AMC AWO.B.SACATI.111 Installed equipment](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-sacati-111#amc-awo-b-sacati-111-installed-equipment) 13. ## [AWO.B.SACATI.110 CS AWO.B.SACATI.110 Go-arounds](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-sacati-110) Go-arounds shall not require exceptional piloting skill, alertness or strength to maintain the desired flight path. 14. ## [AWO.B.SACATI.112 CS AWO.B.SACATI.112 Minimum equipment](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-sacati-112) PERFORMANCE 15. ## [AWO.B.SACATI.113 CS AWO.B.SACATI.113 Flight path and speed control](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-sacati-113) The minimum equipment, which must be serviceable at the beginning of an approach, shall be established and articulated in the AFM for compliance with the… [AMC AWO.B.SACATI.113 Flight demonstration](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-sacati-113#amc-awo-b-sacati-113-flight-demonstration) 16. ## [AWO.B.SACATI.114 CS AWO.B.SACATI.114 Decision height (DH)](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-sacati-114) The DH shall not be less than 1.25 times the minimum permissible height for the use of the approach system. 17. ## [AWO.B.SACATI.115 CS AWO.B.SACATI.115 Excess-deviation alerts](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-sacati-115) CONTROLS, INDICATORS AND ALERTS 18. ## [AWO.B.SACATI.117 CS AWO.B.SACATI.117 Mode selection and switching](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-sacati-117) \- (a) Excess-deviation alerts shall operate when the deviation from the intended flight path exceeds a value from which a safe landing can be performed… 19. ## [AWO.B.SACATI.116 CS AWO.B.SACATI.116 Go-around climb gradient](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-sacati-116) The AFM shall contain either a weight, altitude, temperature (WAT) limit corresponding to a gross climb gradient of 2.5 %, with the critical engine… 20. ## [AWO.B.CATII.116 CS AWO.B.CATII.116 Go-around climb gradient](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-catii-116) CONTROLS, INDICATORS AND ALERTS 21. ## [AWO.B.CATII.117 CS AWO.B.CATII.117 Mode selection and switching](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-catii-117) FAILURE CONDITIONS 22. ## [AWO.B.CATII.119 CS AWO.B.CATII.119 General](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-catii-119) The AFM shall contain either a WAT limit corresponding to a gross climb gradient of 2.5 %, with the critical engine failed and with the speed and… 23. ## [AWO.B.CATII.118 CS AWO.B.CATII.118 Presentation of information to the flight crew](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-catii-118) The display and presentation of information to the flight crew, including that required to monitor the flight path, shall be compatible with the… 24. ## [AWO.B.CATII.120 CS AWO.B.CATII.120 Radio altimeter (or other device capable of providing for equivalent performance and integrity level)](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-catii-120) The radio altimeter (or other device capable of providing for equivalent performance and integrity level) shall be such that the probability of the… 25. ## [AWO.B.CATII.121 CS AWO.B.CATII.121 Excess-deviation alerts](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-catii-121) AEROPLANE FLIGHT MANUAL (AFM) 26. ## [AWO.B.CATII.122 CS AWO.B.CATII.122 General](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-catii-122) The AFM shall state: - (a) the limitations, including the minimum DH to which the aeroplane is certified; [AMC AWO.B.CATII.122 Aeroplane flight manual](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-catii-122#amc-awo-b-catii-122-aeroplane-flight-manual) 27. ## [AWO.B.CATIII.101 CS AWO.B.CATIII.101 Applicability](https://avioverse.aero/regulations/easa/cs-awo/subpart-b/awo-b-catiii-101) This section is applicable to aeroplanes for which certification is sought to allow the performance of approaches with DHs below 30 m (100 ft) or with no… Consolidated from the EASA Easy Access Rules (revision 14 Aug 2026, extracted 13 Oct 2026) for convenience. 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