--- title: "AWO.B.CATII.102 – AWO.B.CATII.115: SUBPART B -APPROACH AND LANDING SECTION 3 -AIRWORTHINESS CERTIFICATION OF AEROPLANES FOR OPERATIONS WITH DECISION HEIGHTS (DHs) BELOW 60 M (200 FT) AND DOWN TO 30 M (100 FT) -CATEGORY II (CAT II) OPERATIONS (CS-AWO) — rule index · Avioverse" description: "AWO.B.CATII.102 – AWO.B.CATII.115, CS-AWO. The safety level for precision approaches with DHs below 60 m (200 ft) down to 30 m (100 ft) shall not be less…" url: "https://avioverse.aero/regulations/easa/cs-awo/subpart-b-section-3" --- # SUBPART B -APPROACH AND LANDING SECTION 3 -AIRWORTHINESS CERTIFICATION OF AEROPLANES FOR OPERATIONS WITH DECISION HEIGHTS (DHs) BELOW 60 M (200 FT) AND DOWN TO 30 M (100 FT) -CATEGORY II (CAT II) OPERATIONS All Weather Operations (CS-AWO) · CS-AWO · AWO.B.CATII.102 – AWO.B.CATII.115 On this page 1. ## [AWO.B.CATII.102 CS AWO.B.CATII.102 Safety level](https://avioverse.aero/regulations/easa/cs-awo/subpart-b-section-3/awo-b-catii-102) The safety level for precision approaches with DHs below 60 m (200 ft) down to 30 m (100 ft) shall not be less than the average safety level achieved in… [AMC AWO.B.CATII.102 Safety level](https://avioverse.aero/regulations/easa/cs-awo/subpart-b-section-3/awo-b-catii-102#amc-awo-b-catii-102-safety-level) 2. ## [AWO.B.CATII.103 CS AWO.B.CATII.103 Go-around rate](https://avioverse.aero/regulations/easa/cs-awo/subpart-b-section-3/awo-b-catii-103) (See AMC AWO.B.CATII.103) The proportion of approaches terminating in a go-around below 150 m (500 ft) due to the approach system performance or… [AMC AWO.B.CATII.103 Go-around rate](https://avioverse.aero/regulations/easa/cs-awo/subpart-b-section-3/awo-b-catii-103#amc-awo-b-catii-103-go-around-rate) 3. ## [AWO.B.CATII.104 CS AWO.B.CATII.104 Flight crew workload](https://avioverse.aero/regulations/easa/cs-awo/subpart-b-section-3/awo-b-catii-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. 4. ## [AWO.B.CATII.105 CS AWO.B.CATII.105 Control of flight path](https://avioverse.aero/regulations/easa/cs-awo/subpart-b-section-3/awo-b-catii-105) The approach system shall either: - (a) provide information of sufficient quality to the flight crew to permit the manual control of the aeroplane along… 5. ## [AWO.B.CATII.106 CS AWO.B.CATII.106 Control of speed](https://avioverse.aero/regulations/easa/cs-awo/subpart-b-section-3/awo-b-catii-106) ED Decision 2022/007/R Automatic speed control shall be provided unless it is demonstrated in flight that speed can be controlled manually by the flight… 6. ## [AWO.B.CATII.107 CS AWO.B.CATII.107 Manual control](https://avioverse.aero/regulations/easa/cs-awo/subpart-b-section-3/awo-b-catii-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.CATII.107 Manual control](https://avioverse.aero/regulations/easa/cs-awo/subpart-b-section-3/awo-b-catii-107#amc-awo-b-catii-107-manual-control) 7. ## [AWO.B.CATII.108 CS AWO.B.CATII.108 Oscillations and deviations](https://avioverse.aero/regulations/easa/cs-awo/subpart-b-section-3/awo-b-catii-108) EQUIPMENT 8. ## [AWO.B.CATII.111 CS AWO.B.CATII.111 Installed equipment](https://avioverse.aero/regulations/easa/cs-awo/subpart-b-section-3/awo-b-catii-111) The approach guidance system shall include: - (a) two xLS receivers with a display of the selected deviation infor mation at each pilot's station; [AMC AWO.B.CATII.111 Installed equipment](https://avioverse.aero/regulations/easa/cs-awo/subpart-b-section-3/awo-b-catii-111#amc-awo-b-catii-111-installed-equipment) 9. ## [AWO.B.CATII.109 CS AWO.B.CATII.109 Decision height recognition](https://avioverse.aero/regulations/easa/cs-awo/subpart-b-section-3/awo-b-catii-109) The recognition of the DH shall be made by means of height measured by a radio altimeter or other device capable of providing for equivalent performance… 10. ## [AWO.B.CATII.110 CS AWO.B.CATII.110 Go-arounds](https://avioverse.aero/regulations/easa/cs-awo/subpart-b-section-3/awo-b-catii-110) Go-arounds shall not require exceptional piloting skill, alertness or strength to maintain the desired flight path. 11. ## [AWO.B.CATII.112 CS AWO.B.CATII.112 Minimum equipment](https://avioverse.aero/regulations/easa/cs-awo/subpart-b-section-3/awo-b-catii-112) ED Decision 2022/007/R The minimum equipment, which must be serviceable at the beginning of an approach, for compliance with the general requirements of… [AMC AWO.B.CATII.112 Minimum equipment](https://avioverse.aero/regulations/easa/cs-awo/subpart-b-section-3/awo-b-catii-112#amc-awo-b-catii-112-minimum-equipment) 12. ## [AWO.B.CATII.113 CS AWO.B.CATII.113 Flight path and speed control](https://avioverse.aero/regulations/easa/cs-awo/subpart-b-section-3/awo-b-catii-113) An xLS receiver may be unserviceable if it is justified by a system safety assessment (SSA). [AMC AWO.B.CATII.113 Flight demonstration](https://avioverse.aero/regulations/easa/cs-awo/subpart-b-section-3/awo-b-catii-113#amc-awo-b-catii-113-flight-demonstration) [AMC AWO.B.CATII.113 gives acceptable methods of demonstrating acceptable ILS and/or MLS tracking performance. This Appendix gives the mathematical derivation of these methods.](https://avioverse.aero/regulations/easa/cs-awo/subpart-b-section-3/awo-b-catii-113#amc-awo-b-catii-113-gives-acceptable-methods-of-demonstrating-acceptable-ils-and) 13. ## [AWO.B.CATII.114 CS AWO.B.CATII.114 Decision height (DH)](https://avioverse.aero/regulations/easa/cs-awo/subpart-b-section-3/awo-b-catii-114) The DH shall not be less than 1.25 times the minimum permissible height for the use of the approach system. 14. ## [AWO.B.CATII.115 CS AWO.B.CATII.115 Excess-deviation alerts](https://avioverse.aero/regulations/easa/cs-awo/subpart-b-section-3/awo-b-catii-115) \- (a) Excess-deviation alerts shall operate when the deviation from the xLS glide path or localizer centre line exceeds a value from which a safe landing… Consolidated from the EASA Easy Access Rules (revision 14 Aug 2026, extracted 13 Oct 2026) for convenience. 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