Light
Dark
System
Log In
Loading...
ToC
Table of Contents
Tables
List of Tables
Images
List of Images
Amdts
Incorporated Amendments
CS
List of CS
Parts
Parts
Domains
Domains
Regulations
Regulations
Standards
Standards
Aerodromes (139/2014) Part-ADR.AR Part-ADR.OR Part-ADR.OPS CS-ADR-DSN CS-HPT-DSN (Dec 2024)
Aerodromes (139/2014) Part-ADR.AR Part-ADR.OR Part-ADR.OPS CS-ADR-DSN CS-HPT-DSN (Jun 2023)
Aircrew (1178/2011) Part-FCL Part-MED Part-CC Part-ARA Part-ORA Part-DTO (Dec 2024)
Aircrew (1178/2011) Part-FCL Part-MED Part-CC Part-ARA Part-ORA Part-DTO (Aug 2023)
Aircrew (1178/2011) Part-FCL Part-MED Part-CC Part-ARA Part-ORA Part-DTOPart-FCL Part-MED Part-CC Part-ARA Part-ORA Part-DTO (Nov 2025)
Air Operations (965/2012) Part-ARO Part-ORO Part-CAT Part-SPA Part-NCC Part-NCO Part-SPO (Feb 2025)
Air Operations (965/2012) Part-ARO Part-ORO Part-CAT Part-SPA Part-NCC Part-NCO Part-SPO (Sep 2023)
Air Operations Revision 24 Part-ARO Part-ORO Part-CAT Part-SPA Part-NCC Part-NCO Part-SPO (Mar 2026)
Air Traffic Controllers Licensing and Certification (2015/340) Part-ATCO (Jun 2024)
AMC-20 Amdt 21 - Airworthiness of Products, Parts and Appliances (Apr 2021)
AMC-20 Amdt 22 - Airworthiness of Products, Parts and Appliances (May 2021)
AMC-20 Amdt 23 - Airworthiness of Products, Parts and Appliances (Jan 2022)
ATM/ANS Equipment (2023/1769 and 2023/1768) Part-DPO Part-ATM/ANS.EQMT (Nov 2024)
ATM/ANS Provision of Services (2017/373) (Mar 2025)
ATM/ANS Provision of Services (2017/373) (Feb 2023)
Balloon Rule Book - Part-BOP Part-BFCL Part-ML CS-31GB CS-31HB CS-31TGB (Sep 2020)
Basic Regulation EU 2018/1139 (Jan 2023)
Continuing Airworthiness (Sep 2025)
Continuing Airworthiness (1321/2014) Part-M Part-145 Part-66 Part-147 Part-T Part-ML Part-CAMO Part-CAO (Jul 2024)
CS-22 Amdt 2 - Sailplanes and Powered Sailplanes (Feb 2022)
CS-23 Amdt 5 AMC-GM Issue 3 - Normal-Category Aeroplanes (Jul 2020)
CS-23 Amdt 6 AMC-GM Issue 4 - Normal-Category Aeroplanes (Mar 2023)
CS-23 Amdt 6 AMC-GM Issue 5 - Normal-Category Aeroplanes (May 2026)
CS-25 Amdt 27 - Large Aeroplanes (Jan 2023)
CS-26 Additional Airworthiness Specifications for Operations (No 2015/640) Part-26 (Mar 2023)
CS-26 Additional Airworthiness Specifications for Operations (Part-26) (Oct 2025)
CS-27 Amdt 10 - Small Rotorcraft (Feb 2023)
CS-27 Amdt 9 - Small Rotorcraft (Dec 2021)
CS-29 Amdt 10 - Large Rotercraft (Jan 2023)
CS-29 Amdt 11 - Large Rotercraft (Feb 2023)
CS-29 Amdt 12 - Large Rotorcraft (Mar 2026)
CS-31GB Initial issue - Free Gas Balloons (Dec 2011)
CS-31HB Amdt 1 - Hot Air Balloons (Dec 2011)
CS-31TGB Initial issue - Tethered Gas Balloons (Jul 2013)
CS-ACNS Issue 4 - Airborne Communications, Navigation and Surveillance (Jun 2022)
CS-CCD Issue 2 - Cabin Crew Data (Oct 2020)
CS-E Amdt 5 - Engines (Dec 2018)
CS-FCD Issue 2 - Flight Crew Data (Jun 2023)
CS-FSTD(A) Issue 2 - Aeroplane Flight Simulation Training Devices (May 2018)
CS-FSTD(H) Initial issue - Helicopter Flight Simulation Training Devices (Jun 2012)
CS-GEN-MMEL Issue 2 - Generic Master Minimum Equipment List (May 2024)
CS-LSA Amdt 1 - Light Sport Aeroplanes (Nov 2018)
CS-MMEL Issue 2 - Master Minimum Equipment List (Aug 2020)
CS-MMEL Issue 3 - Master Minimum Equipment List (May 2021)
CS-SIMD Initial issue - Simulator Data (Dec 2014)
CS-VLA Amdt 1 - Very Light Aeroplanes (Mar 2009)
Easy Access Rules for Aerodromes (Mar 2026)
GM Remote Aerodrome Air Traffic Services (Jan 2026)
GM Remote Aerodrome Air Traffic Services (ED 2019/004/R) Issue 2 (Jul 2020)
Ground Handling (GH) (2025/23 and 2025/20) (Nov 2025)
Information Security (2023/203 and 2022/1645) Part-IS (Dec 2025)
Information Security (2023/203 and 2022/1645) Part-IS (Jun 2024)
Initial Airworthiness and Environmental Protection (748/2012) (Nov 2025)
Initial Airworthiness and Environmental Protection (748/2012) Part-21 Part-21L (Jul 2024)
Occurrence Reporting (376/2014) (Dec 2022)
Sailplane Rule Book - Part-SAO Part-SFCL CS-22 (Nov 2022)
SERA (923/2012) Standardised European Rules of the Air (Dec 2024)
SERA (923/2012) Standardised European Rules of the Air (Feb 2023)
SERA - Standardised European Rules of the Air (Aug 2025)
SKPI (2019/317) Safety Key Performance Indicators (Dec 2020)
Small Category VCA (Revision 0) SC-VTOL (Oct 2024)
Third Country Operators (Jul 2026)
Third Country Operators (452/2014) Part-TCO Part-ART (Apr 2023)
Unmanned Aircraft Systems (Jun 2026)
Unmanned Aircraft Systems (2019/947 and 2019/945) Part-UAS (Jul 2024)
U-space (2021/664) (May 2024)
Table of contents
Share
Browse all sections of CS-ACNS Issue 4 - Airborne Communications, Navigation and Surveillance (Jun 2022)
System performance requirements
AMC1 ACNS.E.LAD.340 Activation and transmission over water and over land
GM1 ACNS.E.LAD.140 Activation signals -- essential information
AMC1 ACNS.E.TAWS.075 Prioritisation schemes
CS ACNS.C.PBN.620 Reversion
AMC2 ACNS.E.LAD.320 Flight dynamics and locating the aircraft
System Functional Requirements
GM1 ACNS.B.DLS.B1.070 Uplink Messages
AMC1 ACNS.D.AC.040 Dual/multiple transponder installation
AMC2 ACNS.C.PBN.285 Display of active waypoint
AMC1 ACNS.D.EHS.010 Transponder characteristics
GM1 ACNS.C.PBN.420 Pressure settings
CS ACNS.C.PBN.1001 Applicability
CS ACNS.C.PBN.250 'Direct-to' function
AMC2 ACNS.E.LAD.240 Automatic activation
AMC2 ACNS.C.PBN.205 RNP system approval
Accuracy
CS ACNS.B.DLS.B1.055 DLIC Downlink Messages
GM1 ACNS.E.RVSM.035 Altimetry System Accuracy
GM1 ACNS.C.PBN.905 Fixed radius transition (FRT) requirements
Disclaimer
AMC1 ACNS.C.PBN.265 User-defined routes and fixes
CS ACNS.B.VCS.020 Performance requirements
CS ACNS.E.RVSM.035 Altimetry system accuracy
AMC1 ACNS.C.PBN.560 Vertical accuracy when using SBAS/GNSS geometric altitude sources
GM1 ACNS.E.LAD.410 Position accuracy for non-survivable accidents
CS ACNS.E.LAD.130 Transmission of the deactivation signals
CS ACNS.C.PBN.605 System performance demonstration
CS ACNS.E.LAD.270 Manual deactivation
AMC1 ACNS.D.ELS.001 Applicability
GM1 ACNS.E.LAD.310 Environmental and crash conditions encountered during accidents
AMC1 ACNS.E.LAD.320 Flight dynamics and locating the aircraft
CS ACNS.C.PBN.715 RNP scalability
SUPPLEMENTARY PERFORMANCE CRITERIA
GM1 ACNS.C.PBN.535 Resolution and full-scale deflection of the vertical deviation display
GM1 ACNS.B.DLS.B1.075 Downlink messages
CS ACNS.D.ADSB.120 Horizontal Position Uncompensated Latency
CS ACNS.B.DLS.B1.060 DLIC initiation when in 'CPDLC inhibited' state (uplink)
Display of navigation data
Appendix A - TAWS installations testing guidance material
AMC1 ACNS.E.TAWS.005 TAWS equipment approval
APPLICABILITY
AMC1 ACNS.D.ADSB.040 Antenna Diversity
Display of navigation data
Section 3 – Mode S Enhanced Surveillance
Subpart E — Others
CS ACNS.C.PBN.701 Applicability
CS ACNS.C.PBN.2130 Alerting associated with degradation of navigation
CS ACNS.C.PBN.240 Route/procedure extraction and loading
System functional requirements
AMC1 ACNS.C.PBN.601 Applicability
CS ACNS.C.PBN.650 Display of aircraft track
ADS-B Out Data
GM2 ACNS.B.DLS.B1.070 Uplink Messages
CS ACNS.E.TAWS.010 Required Functions and Interfaces
CS ACNS.B.VCS.025 Integrity
CS ACNS.C.PBN.901 Applicability
GM1 ACNS.E.LAD.010 Definitions
AMC1 ACNS.B.DLS.B1.070 CPDLC uplink messages
CS ACNS.E.RVSM.030 RVSM system performance
Subsection 6 – Supplementary specifications for RNP authorisation required (RNP AR)
Interoperability Requirements
AMC1 ACNS.D.ADSB.010 ADS-B Out system approval
Appendix B - Background information on Mode S ELS
CS ACNS.D.AC.010 Transponder characteristics
SUPPLEMENTARY FUNCTIONAL CRITERIA
System Functional Requirements
General
Appendices
AMC1 ACNS.C.PBN.101 Applicability
CS ACNS.C.PBN.401 Applicability
AMC2 ACNS.B.DLS.B1.025 Protection mechanism
GM1 ACNS.B.DLS.B1.025 Protection mechanism
CS ACNS.E.TAWS.035 Aural and visual alerts
AMC1 ACNS.B.DLS.B1.090 ATC Clearances and Information (ACL) Service
Appendix J - Comparison between EASA CS ACNS.D.ADSB and FAA AC 20-165A Requirements
AMC1 ACNS.C.PBN.605 System performance demonstration
Subsection 8 – Supplementary specifications supporting radius to fix (RF)
CS ACNS.E.LAD.020 System approval
CS ACNS.E.TAWS.055 Terrain and airport information
AMC1 ACNS.C.PBN.255 Magnetic variation
CS ACNS.D.ELS.050 Dual/multiple transponder installation
GM1 ACNS.E.LAD.240 Automatic activation
GM1 ACNS.D.ADSB.001 Applicability
AMC1 ACNS.C.PBN.2130 Alerting associated with degradation of navigation
ATN B1 data link
AMC1 ACNS.B.DLS.B1.115 Presentation Layer Requirement
AMC1 ACNS.E.TAWS.035 Aural and visual alerts
CS ACNS.B.DLS.B1.001 Applicability
CS ACNS.B.VCS.030 Continuity
RNP system
CS ACNS.C.PBN.660 Use of a navigation database
AMC1 ACNS.B.DLS.B1.020 Data Link Services
Appendix A - Background information on Mode A/C surveillance systems
GM1 ACNS.C.PBN.625 Go-around and missed approach
Flight deck control and indication capabilities
CS ACNS.C.PBN.640 RNP AR departures - Functional Requirements
AMC3 ACNS.C.PBN.205 RNP system approval
GM1 ACNS.C.PBN.501 Applicability
CS ACNS.C.PBN.405 Vertical path
CS ACNS.C.PBN.230 Flight plan management
System functional requirements
CS ACNS.D.ADSB.060 On-the-ground status determination
CS ACNS.C.PBN.290 Display of ground speed
AMC1 ACNS.C.PBN.655 Lateral deviation display
Flight Deck Control and Indication Capabilities
CS ACNS.B.VCS.001 Applicability
CS ACNS.C.PBN.810 RNP failure
AMC1 ACNS.D.AC.020 Altitude source
AMC1 ACNS.D.AC.015 Data transmission
GM1 ACNS.C.PBN.640 RNP AR departures
Section 2 – Mode S elementary surveillance
AMC2 ACNS.E.TAWS.010 Required functions
GM1 ACNS.C.PBN.215 Position estimation
Appendix G - Example of Flight Manual Supplement for ADS-B out
CS ACNS.B.VCS.040 Flight Deck Interface
CS ACNS.C.PBN.710 Parallel offset
Subsection 9 – Supplementary specifications supporting fixed radius transition (FRT)
CS ACNS.C.PBN.201 Applicability
CS ACNS.E.LAD.520 Frequency spectrum
SUPPLEMENTARY FUNCTIONAL CRITERIA
CS ACNS.C.PBN.101 Applicability
AMC1 ACNS.E.LAD.650 Risk for third parties
AMC1 ACNS.C.PBN.635 Navigation accuracy for RNP AR operations
GM1 ACNS.E.LAD.230 Continued operation after losing normal electrical power
GM1 ACNS.C.PBN.2115 Use of navigation database
CS ACNS.C.PBN.535 Resolution and full-scale deflection of the vertical deviation display
AMC1 ACNS.E.LAD.290 Means to analyse automatic activation
AMC2 ACNS.E.LAD.410 Position accuracy for non-survivable accidents
CS ACNS.B.DLS.B1.030 Integrity
SUPPLEMENTARY FUNCTIONAL CRITERIA
AMC1 ACNS.D.ADSB.110 Horizontal Position and Velocity Data Refresh
AMC1 ACNS.D.ADSB.025(c) Provision of data - Data quality indication and associated data
GM1 ACNS.B.VCS.030 Continuity
CS ACNS.D.ELS.060 Antenna installation
ADS-B Transmit Unit
AMC1 ACNS.C.PBN.530 Vertical deviation display
CS ACNS.D.EHS.020 Integrity
CS ACNS.D.ELS.020 On-the-ground status determination
Monitoring and alerting
CS ACNS.D.AC.035 Continuity
CS ACNS.D.EHS.001 Applicability
CS ACNS.C.PBN.815 Autopilot/Flight director
AMC1 ACNS.B.DLS.B1.085 ATC Communications Management (ACM) Service
CS ACNS.A.GEN.015 Aircraft documentation
AMC1 ACNS.D.ADSB.030 ADS-B Transmit unit installation
CS ACNS.C.PBN.520 Glide path intercept
GM1 ACNS.E.TAWS.045 Continuity
CS ACNS.B.DLS.B1.125 Database
Appendix A -- Example flight trajectory
GM1 ACNS.E.LAD.110 Transmission of the activation signals
CS ACNS.E.LAD.290 Means to analyse automatic activation
AMC1 ACNS.E.LAD.410 Position accuracy for non-survivable accidents
Appendix C - Background information on terrain awareness and warning systems (TAWSs)
CS ACNS.D.ADSB.090 Flight deck interface
CS ACNS.C.PBN.420 Pressure settings
CS ACNS.C.PBN.2115 Use of navigation database
CS ACNS.B.DLS.B1.080 Data link initiation capability (DLIC) service
Installation requirements
CS ACNS.D.ELS.015 Data transmission
CS ACNS.C.PBN.655 Lateral deviation display
CS ACNS.D.ADSB.070 Horizontal Position and Velocity Data Sources
CS ACNS.C.PBN.285 Display of active waypoint
RNP system
Appendix D -- RF leg demonstration templates
System performance requirements
CS ACNS.E.TAWS.060 Positioning information
Section 1 – Terrain Awareness and Warning System (TAWS)
Appendix B - Example of an acceptable TAWS installation
AMC1 ACNS.C.PBN.905 Fixed radius transition (FRT) requirements
CS ACNS.D.AC.030 Integrity
Appendix C -- Installation and testing guidance
AMC 1 ACNS.C.PBN.305 RNP system approval
CS ACNS.D.ELS.040 Integrity
AMC1 ACNS.C.PBN.270 Navigation accuracy
CS ACNS.C.PBN.275 Display and entry of navigation data -- resolution
CS ACNS.E.LAD.160 Deactivation signals -- essential information
General
GM1 ACNS.E.LAD.210 Normal operation
AMC1 ACNS.E.LAD.610 Continuity
RNP system
SUPPLEMENTARY FUNCTIONAL CRITERIA
SUPPLEMENTARY FUNCTIONAL CRITERIA
AMC3 ACNS.E.LAD.310 Environmental and crash conditions encountered during accidents
AMC1 ACNS.E.LAD.210 Normal operation
CS ACNS.B.DLS.B1.115 Presentation layer requirements
AMC1 ACNS.E.LAD.170 Transmission of a homing signal
AMC1 ACNS.E.RVSM.010 Required functions
CS ACNS.C.PBN.635 Navigation accuracy for RNP AR operations
AMC1 ACNS.C.PBN.580 RNP system design -- continuity
CS ACNS.D.EHS.015 Data transmission
CS ACNS.D.AC.020 Altitude source
System Performance Requirements
CS ACNS.C.PBN.215 Position estimation
CS ACNS.C.PBN.260 RNAV holding
AMC1 ACNS.B.DLS.B1.075 Downlink messages
CS ACNS.C.PBN.905 Fixed radius transition (FRT) requirements
CS ACNS.C.PBN.540 Barometric altitude
AMC1 ACNS.E.LAD.250 Manual activation
AMC1 ACNS.C.PBN.640 RNP AR departures
GM1 ACNS.E.LAD.320 Flight dynamics and locating the aircraft
GM2 ACNS.B.DLS.B1.075 Downlink Messages
CS ACNS.D.ELS.045 Continuity
CS ACNS.A.GEN.005 Definitions
AMC1 ACNS.B.DLS.B1.080 Data Link Initiation Capability (DLIC) Service
AMC1 ACNS.E.TAWS.040 Integrity
AMC1 ACNS.D.ELS.045 Continuity
CS ACNS.C.PBN.555 Vertical accuracy when using barometric VNAV
CS ACNS.D.ADSB.080 Data Sources as defined by Mode S Elementary and Enhanced Surveillance
Display of navigation data
CS ACNS.D.ADSB.105 Continuity
CS ACNS.C.PBN.630 Radius to fix (RF) leg transition
Appendix A - Background information on voice communication systems
GM2 ACNS.E.LAD.210 Normal operation
Section 4 – 1090 MHz Extended Squitter ADS-B
Subsection 2 – Generic specifications for performance-based lateral navigation
CS ACNS.B.DLS.B1.005 Installation Requirements
CS ACNS.A.GEN.020 Deviation from equipment standards
CS ACNS.D.AC.015 Data transmission
Appendix A -- Guidance on classification of Failure Conditions.
AMC1 ACNS.D.ADSB.085 Geometric Altitude
CS ACNS.C.PBN.301 Applicability
AMC1 ACNS.C.PBN.285 Display of active waypoint
AMC3 ACNS.C.PBN.280 Deviation display
GM2 ACNS.E.LAD.230 Continued operation after losing normal electrical power
Appendix B -- INS/IRU standard performance and functionality
GM1 ACNS.B.DLS.B1.085 ATC Communications Management (ACM) Service
CS ACNS.E.LAD.010 Definitions
Section 2 – Data Link Services (DLS)
GM1 ACNS.E.LAD.170 Transmission of a homing signal
Display of navigation data
AMC2 ACNS.E.LAD.210 Normal operation
AMC1 ACNS.C.PBN.235 Automatic leg sequencing
Appendix H - Guidance on 1090-MHz extended squitter ADS-B Out
CS ACNS.B.DLS.B1.110 Session Layer Requirement
Installation requirements
CS ACNS.B.DLS.B1.120 Application Layer Requirements
AMC1 ACNS.E.LAD.120 Repeated transmission of the activation signals
CS ACNS.B.DLS.B1.075 CPDLC downlink messages
RNP system
AMC1 ACNS.D.ADSB.020(a-b) ADS-B Out data parameters
CS ACNS.E.LAD.230 Continued operation after losing normal electrical power
Appendix F - Example of Flight Manual Supplement for ELS/EHS
CS ACNS.C.PBN.325 Lateral deviation display
GM1 ACNS.E.LAD.360 Shared airborne resources and transmission means
CS ACNS.E.LAD.110 Transmission of the activation signals
CS ACNS.D.ADSB.050 Transmit power
AMC1 ACNS.C.PBN.2125 Extraction and display of navigation data
SUPPLEMENTARY PERFORMANCE CRITERIA
Subpart C — Navigation (NAV)
SECTION 1 – PERFORMANCE-BASED NAVIGATION (PBN)
CS ACNS.C.PBN.2125 Extraction and display of navigation data
AMC1 ACNS.E.LAD.310 Environmental and crash conditions encountered during accidents
GM1 ACNS.C.PBN.265 User-defined routes and fixes
AMC1 ACNS.E.LAD.280 Indications to the flight crew and selfmonitoring
AMC1 ACNS.C.PBN.310 Final approach intercept
AMC1 ACNS.B.VCS.040 Flight Deck Interface
CS ACNS.E.RVSM.001 Applicability
CS ACNS.D.AC.045 Antenna installation
AMC1 ACNS.C.PBN.550 Glide path alerting
AMC1 ACNS.D.ELS.065 Antenna Diversity
General
GM3 ACNS.C.PBN.205 RNP system approval
CS ACNS.C.PBN.410 Altitude constraints
CS ACNS.C.PBN.330 Non-numeric lateral deviation display scaling for approach
GM1 ACNS.C.PBN.205 RNP system approval
AMC2 ACNS.E.LAD.310 Environmental and crash conditions encountered during accidents
SUPPLEMENTARY FUNCTIONAL CRITERIA
GM1 ACNS.B.DLS.B1.005 Data Link System Installation
CS ACNS.E.RVSM.020 Integrity
CS ACNS.C.PBN.2150 RNP system design -- continuity
PERFORMANCE CRITERIA
AMC1 ACNS.C.PBN.570 Advisory VNAV
CS ACNS.C.PBN.2120 Data quality requirements (DQRs)
CS ACNS.C.PBN.565 Transitions
CS ACNS.A.GEN.010 Instructions for continued airworthiness
AMC1 ACNS.C.PBN.675 RNP system design -- RNP AR integrity
GM1 ACNS.A.GEN.001 Applicability
AMC1 ACNS.C.PBN.2150 RNP system design -- continuity
CS ACNS.D.ELS.010 Transponder characteristics
CS ACNS.E.TAWS.030 Terrain information display
GM1 ACNS.E.LAD.250 Manual activation
AMC3 ACNS.E.LAD.320 Flight dynamics and locating the aircraft
GM1 ACNS.C.PBN.675 RNP system design - RNP AR integrity
System Performance Requirements
APPLICABILITY
GM1 ACNS.E.LAD.350 Means and procedures to prevent undesirable activation
Vertical performance
CS ACNS.D.ELS.025 Altitude source
CS ACNS.C.PBN.515 Pressure settings
GM1 ACNS.E.LAD.260 Automatic deactivation
RNP system
AMC1 ACNS.B.DLS.B1.100 Network Layer Requirements
CS ACNS.E.RVSM.005 RVSM system
Vertical performance
Note from the editor
AMC1 ACNS.D.ELS.025 Altitude source
CS ACNS.E.LAD.210 Normal operation
AMC1 ACNS.E.RVSM.005 RVSM system
AMC1 ACNS.C.PBN.275 Display and entry of navigation data -- resolution
CS ACNS.C.PBN.501 Applicability
Appendices
AMC1 ACNS.E.TAWS.060 Positioning information
AMC1 ACNS.D.AC.025 Flight deck interface
AMC1 ACNS.C.PBN.2135 Navigation accuracy alerting
CS ACNS.C.PBN.335 Display of distance to threshold
General
Display of navigation data
CS ACNS.E.LAD.410 Position accuracy for non-survivable accidents
CS ACNS.D.ADSB.045 Antenna installation
CS ACNS.C.PBN.2145 RNP system design -- integrity
AMC1 ACNS.C.PBN.535 Resolution and full-scale deflection of the vertical deviation display
CS ACNS.D.ELS.001 Applicability
GM1 ACNS.C.PBN.560 Vertical accuracy when using SBAS/GNSS geometric altitude sources
GM1 ACNS.B.DLS.B1.001 Applicability
AMC1 ACNS.D.ELS.020 On-the-ground status determination
AMC1 ACNS.B.DLS.B1.110 Session Layer Requirement
CS ACNS.D.ADSB.055 Simultaneous operation of ADS-B transmit units
AMC1 ACNS.C.PBN.330 Non-numeric lateral deviation display scaling for approach
CS ACNS.C.PBN.2110 Display of navigation aid frequencies and/or identifiers
AMC 1 ACNS.C.PBN.505 Vertical approach path
APPLICABILITY
AMC2 ACNS.E.LAD.110 Transmission of the activation signals
CS ACNS.E.LAD.360 Shared airborne resources and transmission means
AMC1 ACNS.C.PBN.225 Reasonableness check of distance-measuring equipment (DME)
Horizontal Position and Velocity Data Refresh Rate and Latency
GM1 ACNS.E.LAD.610 Continuity
AMC1 ACNS.E.TAWS.045 Continuity
Subpart D — Surveillance (SUR)
CS ACNS.E.RVSM.025 Continuity
AMC1 ACNS.D.ADSB.105 Continuity
System Functional Requirements
CS ACNS.E.TAWS.050 GPWS
Display of navigation data
CS ACNS.C.PBN.805 RF functional requirements
GM3 ACNS.B.DLS.B1.025 Protection mechanism
CS ACNS.C.PBN.615 Autopilot/Flight director
CS ACNS.D.ELS.065 Antenna diversity
GM2 ACNS.E.LAD.240 Automatic activation
AMC1 ACNS.C.PBN.680 RNP system design -- RNP AR continuity
CS ACNS.B.DLS.B1.095 ATC microphone check (AMC) service
GM1 ACNS.C.PBN.401 Applicability
CS ACNS.C.PBN.245 Path definition and leg transition
Appendix I - On-the-ground status Test and Validation Guidance for Aeroplanes
GM1 ACNS.C.PBN.680 RNP system design - RNP AR continuity
CS ACNS.D.ADSB.030 ADS-B Transmit Unit Approval
CS ACNS.C.PBN.601 Applicability
Section 1 – Mode A/C only surveillance
CS ACNS.C.PBN.725 Display of aircraft track
AMC1 ACNS.C.PBN.240 Route/procedure extraction and loading
CS ACNS.E.LAD.650 Risk for third parties
Subpart B — Communications (COM)
AMC1 ACNS.B.DLS.B1.120 Application Layer Requirements
CS ACNS.C.PBN.2140 Lateral navigation accuracy
CS ACNS.D.AC.001 Applicability
AMC1 ACNS.B.DLS.B1.035 DLS system continuity
Navigation database
CS ACNS.C.PBN.525 Temperature compensation
GM1 ACNS.B.DLS.B1.100 Network Layer Requirements
CS ACNS.D.ADSB.115 Horizontal Position and Velocity Total Latency
AMC1 ACNS.C.PBN.630 Radius to fix (RF) leg transition
AMC1 ACNS.B.VCS.010 Voice Communication Systems
CS ACNS.E.LAD.340 Activation and transmission over water and over land
CS ACNS.B.DLS.B1.090 ACL service safety requirements
CS ACNS.C.PBN.1005 Parallel offset capabilities
Transmission
AMC1 ACNS.D.ADSB.090(b) Flight Deck Interface
AMC1 ACNS.D.AC.010 Transponder characteristics
AMC1 ACNS.D.ELS.010 Transponder characteristics
GM1 ACNS.C.PBN.601 Applicability
AMC2 ACNS.C.PBN.670 Vertical accuracy
General
Robustness
CS ACNS.C.PBN.550 Glide path alerting
GM1 ACNS.B.DLS.B1.120 Application Layer Requirements
RNP system
System performance requirements
Subsection 4 – Supplementary specifications for vertical navigation
GM1 ACNS.E.LAD.280 Indications to the flight crew and selfmonitoring
AMC1 ACNS.C.PBN.205 RNP system approval
CS ACNS.C.PBN.225 Reasonableness check of distance-measuring equipment (DME)
CS ACNS.C.PBN.270 Navigation accuracy
GM1 ACNS.C.PBN.260 RNAV holding
AMC1 ACNS.C.PBN.2105 Display of speed constraints
CS ACNS.E.TAWS.070 Failure mode
CS ACNS.E.LAD.250 Manual activation
CS ACNS.B.DLS.B1.105 Transport Layer Protocol Requirements
AMC1 ACNS.C.PBN.715 RNP scalability
System performance
Horizontal Position and Velocity Data Sources
CS ACNS.C.PBN.255 Magnetic variation
AMC1 ACNS.C.PBN.670 Vertical accuracy
RNP system
CS ACNS.C.PBN.205 RNP system approval
Data link initiation capability (DLIC) service messages
AMC2 ACNS.E.LAD.020 System approval
CS ACNS.C.PBN.2135 Navigation accuracy alerting
GM1 ACNS.E.TAWS.001 Applicability
AMC1 ACNS.D.ELS.060 Antenna Installation
CS ACNS.C.PBN.820 Display of computed path
CS ACNS.E.TAWS.020 PDA function requirements
AMC1 ACNS.D.ADSB.025(a) Provision of data -- Approved sources
AMC1 ACNS.C.PBN.230 Flight plan management
AMC1 ACNS.D.EHS.015 Data transmission
CS ACNS.D.EHS.010 Transponder characteristics
AMC1 ACNS.D.EHS.001 Applicability
AMC1.ACNS.B.DLS.B1.015 Dual Data Link Capabilities (Dual stack)
AMC3 ACNS.E.LAD.020 System approval
AMC1 ACNS.D.ADSB.115 and 120 Horizontal Position and Velocity Total and Uncompensated Latency
CS ACNS.D.ADSB.025 Provision of data
System Performance Requirements
CS ACNS.E.LAD.120 Repeated transmission of the activation signals
CS ACNS.B.DLS.B1.070 CPDLC uplink messages
AMC1 ACNS.C.PBN.250 'Direct-to' function
AMC1 ACNS.C.PBN.290 Display of ground speed
AMC1 ACNS.B.DLS.B1.055 DLIC Downlink Messages
CS ACNS.E.LAD.001 Applicability and scope
CS ACNS.D.ADSB.100 Integrity
CS ACNS.C.PBN.220 Navigation source selection and reversion
CS ACNS.C.PBN.675 RNP system design - RNP AR integrity
CS ACNS.E.LAD.140 Activation signals -- essential information
CS ACNS.E.TAWS.075 Prioritisation scheme
CS ACNS.E.TAWS.045 Continuity
AMC1 ACNS.C.PBN.325 Lateral deviation display
AMC1 ACNS.C.PBN.805 RF functional requirements
System Functional Requirements
System Performance Requirements
AMC1 ACNS.C.PBN.280 Deviation display
AMC1 ACNS.C.PBN.1005 Parallel offset capabilities
CS ACNS.E.LAD.150 Activation signals -- supplementary
AMC1 ACNS.C.PBN.555 Vertical accuracy when using barometric VNAV
CS ACNS.B.DLS.B1.100 Network Layer Requirements
AMC1 ACNS.C.PBN.815 Autopilot/Flight director
AMC1 ACNS.C.PBN.260 RNAV holding
CS ACNS.E.TAWS.001 Applicability
AMC1 ACNS.E.LAD.520 Frequency spectrum
CS ACNS.C.PBN.910 Display of the computed path
Installation Requirements
Incorporated amendments
Appendices
Display of navigation data
Lateral performance
AMC1 ACNS.C.PBN.2145 RNP system design -- integrity
CS ACNS.C.PBN.265 User-defined routes and fixes
Monitoring and alerting
GM1 ACNS.C.PBN.245 Path definition and leg transition
CS ACNS.C.PBN.670 Vertical accuracy
GM2 ACNS.B.DLS.B1.025 Protection mechanism
AMC1 ACNS.E.RVSM.001 Applicability
GM1 ACNS.B.DLS.B1.090 ATC Clearances and Information (ACL) Service
Subsection 5 – Supplementary specifications for vertical navigation in final approach
Appendix D - Differences between CS ACNS.D.ELS and JAA TGL 13 Rev1
CS ACNS.C.PBN.310 Final approach intercept
AMC1 ACNS.D.ELS.015 Data transmission
Interoperability
AMC1 ACNS.E.RVSM.035 Altimetry system accuracy
Section 2 – Reduced Vertical Separation Minimum (RVSM)
AMC1 ACNS.D.ADSB.070 Horizontal Position and Velocity Data Sources
AMC4 ACNS.E.LAD.310 Environmental and crash conditions encountered during accidents
Time
GM1 ACNS.B.DLS.B1.080 Data Link Initiation Capability (DLIC) Service
AMC1 ACNS.C.PBN.520 Glide path intercept
AMC1 ACNS.D.ADSB.080 Data sources as defined by Mode S elementary and enhanced surveillance
Other Data Sources
CS ACNS.C.PBN.210 Position source
GM1 ACNS.C.PBN.2125 Extraction and display of navigation data
CS ACNS.E.TAWS.015 FLTA function requirements
AMC1 ACNS.E.TAWS.030 Terrain information display
AMC1 ACNS.C.PBN.220 Navigation source selection and reversion
CS ACNS.C.PBN.680 RNP system design - RNP AR continuity
AMC1 ACNS.A.GEN.015(a) Aircraft documentation
Preamble
General
AMC2 ACNS.C.PBN.280 Deviation display
CS ACNS.E.LAD.310 Environmental and crash conditions encountered during accidents
AMC1 ACNS.D.ADSB.055 Simultaneous operation of ADS-B transmit units
AMC1 ACNS.C.PBN.525 Temperature compensation
CS ACNS.C.PBN.530 Vertical deviation display
System performance requirements
APPENDIX A - ALTIMETRY SYSTEM ERROR COMPONENTS
CS ACNS.E.LAD.280 Indications to the flight crew and selfmonitoring
GM1 ACNS.E.LAD.150 Activation signals -- supplementary
CS ACNS.B.DLS.B1.085 ATC communications management (ACM) service
CS ACNS.C.PBN.545 Active approach mode display
General
AMC1 ACNS.E.LAD.130 Transmission of the deactivation signals
AMC1 ACNS.C.PBN.410 Altitude constraints
CS ACNS.D.ADSB.001 Applicability
CS ACNS.B.DLS.B1.025 Protection mechanism
GM2 ACNS.C.PBN.101 Applicability
AMC1 ACNS.C.PBN.610 Source of horizontal position
CS ACNS.E.LAD.240 Automatic activation
CS ACNS.C.PBN.2105 Display of speed constraints
CS ACNS.B.DLS.B1.035 DLS system continuity
GM1 ACNS.D.AC.001 Applicability
AMC1 ACNS.C.PBN.575 RNP system design -- integrity in final approach
GM1 ACNS.C.PBN.605 System performance demonstration
System functional requirements
CS ACNS.E.TAWS.025 Class A TAWS inhibition
Appendix E - Differences between CS ACNS.D.EHS and EASA AMC 20-13
SYSTEM QUALIFICATION CRITERIA
CS ACNS.C.PBN.625 Go-around and missed approach
CS ACNS.D.AC.040 Dual/multiple transponder installation
CS ACNS.C.PBN.705 Radius to Fix
GM1 ACNS.E.TAWS.020 PDA function requirements
CS ACNS.E.LAD.610 Continuity
CS ACNS.D.ADSB.010 ADS-B Out system approval
CS ACNS.B.DLS.B1.040 Universal Time Coordinated (UTC)
Operation, activation and deactivation
CS ACNS.E.TAWS.080 Pop-up mode
CS ACNS.E.LAD.260 Automatic deactivation
CS ACNS.C.PBN.801 Applicability
CS ACNS.C.PBN.320 Approach mode indication
AMC1 ACNS.E.LAD.020 System approval
AMC1 ACNS.E.LAD.420 Position accuracy for survivable accidents
FUNCTIONAL CRITERIA
AMC1 ACNS.C.PBN.660 Use of a navigation database
AMC1 ACNS.E.LAD.110 Transmission of the activation signals
Subsection 7 – Supplementary specifications for applications for advanced RNP (A-RNP)
APPLICABILITY
GM1 ACNS.B.DLS.B1.035 DLS system continuity
AMC1 ACNS.C.PBN.210 Position source
CS ACNS.E.LAD.170 Transmission of a homing signal
CS ACNS.C.PBN.305 RNP system approval
AMC1 ACNS.E.TAWS.080 Pop-up mode
CS ACNS.D.ADSB.040 Antenna diversity
GM1 ACNS.C.PBN.515 Pressure settings
CS ACNS.D.AC.025 Flight deck interface
AMC1 ACNS.E.TAWS.055 Terrain and airport information
CS ACNS.D.ELS.030 Flight deck interface
AMC1 ACNS.C.PBN.2140 Lateral navigation accuracy
CS ACNS.D.ADSB.020 ADS-B Out Data Parameters
Data link services requirements
CS ACNS.E.TAWS.040 Integrity
AMC1 ACNS.D.ELS.050 Dual/multiple transponder installation
CS ACNS.D.ELS.055 ICAO 24-bit Aircraft address
CS ACNS.D.ADSB.085 Geometric Altitude
GM1 ACNS.C.PBN.301 Applicability
AMC3 ACNS.B.DLS.B1.025 Protection mechanism
GM1 ACNS.B.DLS.B1.105 Transport Layer Requirements
CS ACNS.C.PBN.610 Source of horizontal position
Appendix B - Background information on data link systems
AMC3 ACNS.E.LAD.110 Transmission of the activation signals
CS ACNS.B.DLS.B1.015 Dual Data Link Capabilities (Dual stack)
CS ACNS.E.LAD.320 Flight dynamics and locating the aircraft
AMC1 ACNS.C.PBN.215 Position estimation
AMC1 ACNS.A.GEN.010 Instructions for Continued Airworthiness
AMC2 ACNS.C.PBN.530 Vertical deviation display
CS ACNS.C.PBN.580 RNP system design -- continuity
Section 1 – Voice Channel Spacing (VCS)
APPLICABILITY
GM1 ACNS.C.PBN.310 Final approach intercept
AMC1 ACNS.B.DLS.B1.010 Flight deck interface
Navigation database
Subsection 1 – Applicability – General
CS ACNS.E.LAD.620 Integrity
GM1 ACNS.E.LAD.620 Integrity
Appendices
CS ACNS.B.DLS.B1.020 Data Link Services
GM1 ACNS.C.PBN.610 Source of horizontal position
CS ACNS.A.GEN.001 Applicability
APPLICABILITY
GM2 ACNS.C.PBN.205 RNP system approval
CS ACNS.D.ADSB.035 ICAO 24-bit Aircraft address
GM1 ACNS.B.DLS.B1.020 Data link services
Subpart A — General
AMC1 ACNS.D.ADSB.060 On-the-ground status Determination
GM1 ACNS.B.VCS.001 Applicability
CS ACNS.E.RVSM.010 Required functions
APPLICABILITY
Installation requirements
GM1 ACNS.C.PBN.620 Reversion
RNP system
General
AMC1 ACNS.C.PBN.245 Path definition and leg transition
AMC1 ACNS.C.PBN.2115 Use of navigation database
Section 3 – Location of an Aircraft in Distress
AMC1 ACNS.B.DLS.B1.105 Transport Layer Requirements
Subsection 3 – Supplementary specifications for lateral navigation in final approach
GM1 ACNS.E.LAD.001 Applicability and scope
AMC1 ACNS.E.LAD.620 Integrity
CS ACNS.D.ADSB.110 Horizontal position and velocity data refresh rate
GM3 ACNS.B.DLS.B1.075 Optional ACL Downlink Messages
CS ACNS.C.PBN.645 RNP AR departures - Take off performance Data
CS ACNS.D.EHS.025 Continuity
CS ACNS.E.LAD.350 Means and procedures to prevent undesirable activation
AMC1 ACNS.E.LAD.240 Automatic activation
AMC1 ACNS.B.DLS.B1.025 Protection mechanism
GM1 ACNS.C.PBN.570 Advisory VNAV
AMC1 ACNS.B.VCS.030 Continuity
AMC1 ACNS.C.PBN.2120 Data quality requirements (DQRs)
AMC1 ACNS.E.LAD.140 Activation signals -- essential information
SUPPLEMENTARY SYSTEM QUALIFICATION
AMC1 ACNS.D.ELS.030 Flight deck interface
AMC1 ACNS.D.ADSB.090(a) Flight deck interface
AMC 1 ACNS.C.PBN.565 Transitions
Appendix B - Examples of methods to establish and monitor staticsource errors (group aircraft only)
CS ACNS.E.TAWS.005 TAWS Equipment Approval
CS ACNS.B.DLS.B1.010 Flight Deck Interface
AMC1 ACNS.E.LAD.350 Means and procedures to prevent undesirable activation
CS ACNS.C.PBN.235 Automatic leg sequencing
CS ACNS.B.VCS.010 Voice Communication System
APPLICABILITY
APPLICABILITY
CS ACNS.C.PBN.280 Deviation display
CS ACNS.C.PBN.560 Vertical accuracy when using SBAS/GNSS geometric altitude sources
Subsection 10 – Supplementary specifications supporting parallel offset
AMC1 ACNS.E.TAWS.025 Class A TAWS inhibition
CS ACNS.C.PBN.570 Advisory VNAV
AMC1 ACNS.B.DLS.B1.040 Universal Time Coordinated (UTC)
CS ACNS.C.PBN.575 RNP system design -- integrity in final approach
GM1 ACNS.C.PBN.320 Approach mode indication
SUPPLEMENTARY FUNCTIONAL CRITERIA
SUPPLEMENTARY FUNCTIONAL CRITERIA
CS ACNS.C.PBN.1010 Indication of parallel offset status
CS ACNS.E.LAD.420 Position accuracy for survivable accidents
CS ACNS.B.DLS.B1.050 DLIC Uplink Messages
Table of contents
AMC1 ACNS.E.TAWS.015 FLTA function requirements
AMC1 ACNS.E.RVSM.030 RVSM system performance requirement
RNP system
GM1 ACNS.C.PBN.805 RF functional requirements
CS ACNS.C.PBN.505 Vertical approach path
AMC1 ACNS.B.DLS.B1.050 DLIC Uplink Messages
Display of navigation data
GM1 ACNS.C.PBN.101 Applicability
AMC1 ACNS.D.AC.045 Antenna Installation
General
Appendices
AMC1 ACNS.E.TAWS.010 Required functions
Appendix C - Background information on Mode S EHS
CPDLC Messages