Skip to main content
Home
EASA Pro
European Union Aviation Safety Agency
Main menu Topbar
Menu
Skip to Content
Home
The Agency
The Agency
Annual Programmes & Reports
Agency Organisation Structure
The Executive Director
Executive Directorate
Chief engineer
Certification Directorate
Technical Organogram
Flight Standards Directorate
Resources & Support Directorate
Strategy & Safety Management Directorate
EASA Member states
Management Board
Management Board Members
Management Board Observers
Management Board Meetings
Management Board Decisions
Advisory Bodies
Board of Appeal
Events impacting aviation
Brexit
Brexit - Early applications
COVID-19
Aviation Industry Charter for COVID-19
EASA COVID-19 Resources
COVID-19 Travel Information
References
Restrictive measures – Russia
Notice to Stakeholders
Careers
Procurement
Calls for expression of interest
Aviation training on innovative domains
Development of Safety Promotion Content
Independent External Experts
Calls for tender
Market consultations
Frequently Asked Questions
Using the FAQ
The Agency
EU restrictive measures against Russia
Common Issues
Design certificates and design organisation approvals
Production organisations
Aircraft maintenance and continuing airworthiness
Training and licensing of maintenance personnel
Aircrew training and licensing
Aircraft operations
EASA TCO authorisations
Operation of unmanned aircraft
ATM/ANS
Brexit
Regulations
Basic Regulation
Initial Airworthiness
Instructions for Continued Airworthiness (ICA)
Additional Airworthiness specifications
Continuing Airworthiness
COVID-19 - Continuing Airworthiness
Interpretation and policy papers
Continuing airworthiness - General
Bilateral Agreement (BASA)
Part-M
Part-145
Part-147
Air Operations
Air Operations - General
Dangerous Goods
Definitions
Helicopter operations
Part-ARO
Part-CAT
Part-NCC/NCO
Part-ORO
ORO.GEN
ORO.MLR
ORO.FTL
Part-SPA
Part-SPO
Passenger Safety
Special Categories of Passengers (SCPs)
Aircrew
Operational Suitability Data (OSD) for flight crew (FC)
Licensing
Upset Prevention and Recovery Training
Performance-based Navigation applicability
Cabin Crew
Medical
Flight Simulation Training Devices (FSTD)
ATCO Licensing
Air traffic management (ATM)
ATM Basics
ATM/ANS Specifics
DAT
Airspace Usage requirements
Airspace Usage Requirement (ACAS II v7.1)
Airspace Usage requirements – DLS/CPDLC
Airspace requirements – SPI
Airspace Usage Requirements (PBN)
Aerodromes (ADR)
Drones (UAS)
Provisions applicable to both ‘open’ and ’specific’ category
Open category
Specific category
Drones with class identification label C0-C6
Model aircraft
Third Country Operators (TCO)
Third Country Operators - General
Applications for TCO a Authorisation
Applicability
One-off notification flights
Technical Issues
Level of Involvement
Airworthiness Directives (ADs)
Acceptable Means of Compliance (AMC) and Alternative Means of Compliance (AltMoC)
Alternative Method of Compliance (AMOC) to an Airworthiness Directive (AD)
Certification Support for Validation (CSV)
Design Organisations
ETSO
EWIS ICA requirements
ADS-B certification
Fees & charges
General Aviation
International cooperation
Recruitment
Certification of products and organisations
Cybersecurity
Rotorcraft
Safety Publications (SP) Tool
Occurrence Reporting
Confidential Safety Reporting
Cargo Tracking Devices
Passengers
Supplemental Type Certificates
EASA Air Operator Certificate (AOC)
Contacts & Locations
Newsroom & Events
News
Events
Current & upcoming events
Past events
Event Proceedings
Press releases
Connect with us
Press contacts
Domains
Aerodromes
Relevant legislation for Aerodromes
Air Operations
Air Operations - General
Conflict Zones Information
Information Sharing Platform on Conflict Zones
Conflict Zone Information Bulletin (CZIB’s)
Non-commercial operations with complex motor-powered aircraft (NCC)
Specialised Operations (SPO)
Ramp Inspection Programmes (SAFA/SACA)
Third Country Operators (TCO)
Weather Information to Pilots
Special Categories of Passengers (SCPs)
Air Traffic Management
ATM/ANS & ATCO Training Organisation Approvals
Relevant legislation for ATM/ANS
Transition to PBN operations
Aircraft & products
Aircraft certification
Airworthiness Directives
Alternative Procedures to Design Organisation Approval (ADOA)
Continuing Airworthiness Organisations
Aircraft type ratings for Part-66 aircraft maintenance licence
EASA Part-145 Organisations located in Brazil
EASA Part-145 Organisations located in Canada
EASA Part-145 Organisations located in the USA
Foreign Part 145 Organisations
Foreign Part 147 Organisations
Part-CAMO & Part-CAO
Design Organisations
Design Organisations Approvals
Ageing Aircraft Structures
ETSO
List of current ETSOs
List of all (current & historic) ETSOs
International Maintenance Review Board Policy Board (IMRBPB)
Manufacturer Scheduled Maintenance Requirements
Permit to fly
Production Organisations Approvals
Suspected Unapproved Parts
Background
Aircrew & Medical
Flight Crew Licensing
Evidence Based Training (EBT)
Medical
European Aero-Medical Repository (EAMR)
Approved Training Organisations (ATO)
European Central Question Bank (ECQB)
Flight Simulation Training Devices (FSTD)
Operational Suitability Data (OSD)
Civil drones (Unmanned aircraft)
Open Category - Civil Drones
Specific Category - Civil Drones
Operational Authorisation
Standard Scenario (STS)
Predefined Risk Assessment (PDRA)
Specific Operations Risk Assessment (SORA)
Light UAS operator Certificate (LUC)
Design verification report
Operations in the specific category in a state different from the one of registration
Forms
Certified Category - Civil Drones
Drones - National Aviation Authorities
Cybersecurity
Overview
Main EASA activities
General Aviation
GA ROAD MAP
Overview
Part-21 Light - Making Design & Manufacturing Easier
The new CS-23 – smart and flexible rules that support innovation
GA Talking points
Simpler and lighter rules for Balloons and Sailplanes
Simpler and lighter rules for GA pilot training
Simpler and lighter rules for GA maintenance
GA TOOLBOX
Documents Guidance and Examples
Licensing for General Aviation
Operations in General Aviation
Cost-Shared flights
GA Leaflets: Flying in the EU
FLYING SAFELY
Loss of Control (LOC-I)
Loss of Control (LOC-I) at Take-Off
Loss of Control (LOC-I) in Approach and Landing
Airspace Infringement
Sunny Swift: Flight instructor
Environment
European Aviation Environmental Report
Smart environmental standards
Innovative certification
EASA Aeroplane CO2 Emissions Database
EASA Certification Noise Levels
ICAO Aircraft Engine Emissions Databank
Policy support & research
Balanced Approach Regulation
Aircraft Noise & Performance (ANP) Data
Aircraft Noise Certificate or Equivalent Noise Documentation (ANC) Data
Impact assessment tools
International cooperation
EASA by Country
International cooperation
Cooperation with ICAO
Regional Safety Oversight Organisations (RSOOs)
Technical cooperation
Technical Cooperation Projects
Worldwide initiatives
Safety Management & Promotion
Accident and incident investigation support
Legal and regulatory framework
Safety Recommendations
Aviation Safety Reporting
Aviation Safety Reporting for Organisations
Aviation Safety Reporting for Individuals
Legal framework
Protection of information sources
Aviation Training at EASA
Safety Risk Management
DATA4SAFETY
Safety Promotion
European Authorities Coordination Group on Flight Data Monitoring (EAFDM)
European Operators Flight Data Monitoring (EOFDM)
EASA FDM Conference
Safety Promotion Network (SPN)
European Safety Promotion Network Rotorcraft (ESPN-R)
Safety Promotion Initiatives
Safety Management System (SMS)
SMS - EASA Rules
SMS - Europe
SMS - International
European Plan for Aviation Safety (EPAS)
Volcanic Ash
Research & Innovation
AI Roadmap
Call for abstracts - European Academia
Research
EASA's Scientific Committee (SciComm)
Research projects
Research reports
Rotorcraft & VTOL
Vertical Take-Off & Landing
Urban Air Mobility (UAM)
Regulations
Basic Regulation
Initial Airworthiness
Additional airworthiness specifications
Continuing Airworthiness
Aircrew
Air Operations
Balloons
Sailplanes
TCO - Third Country Operators
ATM/ANS provision of services - Air Traffic Management/Air Navigation Services
ATM/ANS interoperability - Air Traffic Management/Air Navigation Services
ATCO - Air Traffic Controllers
AUR - Airspace Usage Requirements (ACAS II)
SERA - Standardised European Rules of the Air
ADR - Aerodromes
UAS - Unmanned Aircraft Systems
Board of Appeal
Fees and charges
Fines and penalties
Occurrence Reporting
Standardisation inspections
SKPI - Safety Key Performance Indicators
Other
Document Library
Application Services
Overview Applicant Services
Pre-Application Services Contracts
Application Forms
FAQ's
Approval Data Library
Rulemaking Process
Overview
Rulemaking explained
Rulemaking proposal
Rulemaking programmes
Terms of Reference (ToR) and Rulemaking Group Composition (RMG)
ToRs and GCs information
Notices of Proposed Amendment (NPA)
Focused consultations
Opinions
Opinions information
Comment Response Documents (CRD)
Comment Response Documents information
Agency Decisions
Overview
Agency Decisions
Acceptable Means of Compliance (AMC) and Guidance Material (GM)
Information on Alternative Means of Compliance (AltMoC)
Certification Specifications (CSs)
Decisions other than rulemaking
Certification activities
Executive activities
Finance & Business activities
Regulations
Regulations
Regulation (EU) 2018/1139
Aerodromes traffic exemptions
Flexibility provisions
Opt-In Article 2(6)
Opt-Out Article 2(8) to 2(11)
Agency Measures
Mutual recognition
Opt-out from Regulations
Public Consultations
Product Certification Consultations
Certification Memoranda
Design Organisation Consultations
Product Certification
Overview
Certification Procedures
Type Certificate Data Sheets (TCDS)
Approved Noise Levels
Certification Information
Product Lists
Type Certificate Data Sheets for Noise (TCDSN)
Supplemental Type Certificates
Specific Airworthiness Specifications (SAS)
Specific Airworthiness Specifications
Master Minimum Equipment Lists (MMEL)
Information on the transition of MMEL/OEB Reports to OSD
Supplemental Type Certificate MMEL Supplements
Operational Evaluation Guidance Material (OE GM) / Operational Evaluation Reports (OEB) / Operational Suitability Data (OSD)
Information on the transition of MMEL/OEB Reports to OSD
OSD Contact List
List of IMRBPB - IP
ICAO Aircraft Engine Emissions Databank
TypeRatings and Licence endorsement lists
International Cooperation
Overview
Bilateral agreements
Working arrangements
Publications
Overview
European Plan for Aviation Safety
Annual Activity Report
Safety Reports
Annual Safety Review
Annual Safety Recommendations
Safety Promotion
Aviation Medicine
Commercial Air Transport
General Aviation
General Aviation Leaflet
Sunny Swift
Helicopter
Drones
General publications
Newsletter - On Air archive
EASA Brochure
Evaluation of technical activities
Technical publications - Easy Access Rules
Miscellaneous Papers & Reports
Research reports
Event Proceedings
Can We Help You?
Search
Apps
EASA Pro
EASA Light
EASA Community Network
EASA Eco
Main menu
Home
The Agency
The Agency
EASA Member States
Management Board
Advisory Bodies
Board of Appeal
Brexit
COVID-19
Restrictive measures – Russia
Careers
Procurement
Frequently Asked Questions
Contacts & Locations
Newsroom & Events
News
Events
Press contacts
Press releases
Connect with us
Domains
Aerodromes
Air Operations
Air Traffic Management
Aircraft & products
Aircrew & Medical
Civil drones (Unmanned aircraft)
Cybersecurity
Environment
General Aviation
International Cooperation
Safety Management & Promotion
Research & Innovation
Rotorcraft & VTOL
Regulations
Basic Regulation
Initial Airworthiness
Additional airworthiness specifications
Continuing Airworthiness
Aircrew
Air Operations
Balloons
Sailplanes
TCO - Third Country Operators
ATM/ANS provision of services - Air Traffic Management/Air Navigation Services
ATM/ANS interoperability - Air Traffic Management/Air Navigation Services
ATCO - Air Traffic Controllers
AUR - Airspace Usage Requirements (ACAS II)
AUR - Airspace Usage Requirements (PBN)
SERA - Standardised European Rules of the Air
ADR - Aerodromes
UAS - Unmanned Aircraft Systems
U-space
Information Security
Board of Appeal
Fees and charges
Fines and penalties
Occurrence Reporting
Standardisation inspections
SKPI - Safety Key Performance Indicators
Other
Document Library
Application Forms
Approval Data Library
Regulations
Agency Decisions
Rulemaking Process
Public Consultations
Product Certification
International cooperation
Publications
Research Reports
Event Proceedings
Can We Help You?
FAQ Knowledge Base
Contact us
Aviation Safety Reporting
Stay informed on COVID-19 updates from EASA
Read more
Subscribe
You are here
Home
Document Library
Rulemaking Process
Opinions
Comment Response Documents (CRD)
CRD 2017-04
CRD 2017-04
Issuing Certification Specifications and Guidance Material for Aerodrome Design (CS ADR-DSN) ‘CS ADR-DSN — Issue 4’.
11 Dec 2017
Downloads
Read More
Downloads
[pdf]
CRD 2017-04
Read More
Related NPA(s)
NPA 2017-04
