All Aviation Safety Notices Issued to Date
| ASN no. | Reference no. | Title | Remarks |
| 001 | ASN/GEN/1999/002 | Issue Of Aviation Safety Notices | Obsolete |
| 002 | ASN/AWS/2010/04 | Airworthiness Certification Requirement | Replaced by IS 084 |
| 003 | ASN/OPS/2000/001 | State Limitations in Flight Time,Duty Periods and rest Periods for Flight Crewmembers and Cabin Crewmembers and Cabin Crewmembers employed in aircraft/ airlines registered in Sri lanka for public air transport. |
Obsolete |
| 004 | ASN/OPS/2001/001 | Procedure to be followed by pilot in command in the event of a suspected or actual tyre burst on takeoff | |
| 005 | ASN/AWS/2001/001 | Conversion of the Aircraft Maintenance Engineers (AME) Basic Licence Without Type Rating issued prior to May 2000 to a AME Basic Licence specific to an aircraft on request. | |
| 006 | ASN/AWS/2000/007 | Personnel Licensing and Training Requriements and Standards Respecting Aircraft Maintanance Engineer Licenses and Ratings. |
Obsolete |
| 007 | ASN/OPS/2001/002 | Mandatory carriage of ACAS II and pressure altitude reporting Transponders in Sri Lanka airspace. | |
| 008 | ASN/WS/2006/04 | Administrative Procedures for the conduct of Aircraft Maintenance Engineer – Basic Licence (AME-BL) examinations | |
| 009 | ASN/AWS/2002/001 | Flight permits. | Replaced by IS 084 |
| 010 | ASN/AWS/2002/002 | Changes to Approved Maintenance Schedule of Aircraft. | Replaced by IS 080 |
| 011 | ASN/AWS/2002/003 | Certificate of Airworthiness for Export. | Replaced by IS 61 |
| 012 | ASN/AWS/2002/004 | Weight and balance requirements for aircraft. | Replaced by IS 085 |
| 013 | ASN/OPS/2002/001 | Introduction of Safety and Security measures to prevent any person having access to the flight deck to interfere with the safe operation of the aircraft. | |
| 014 | ASN/AWS/2002/005 | Service Difficulty Reporting (SDR) Programme | Replaced by Directive 014 |
| 015 | ASN/AWS/2002/006 | Mandatory Bulletins and Notices. | Replaced by IS 094 |
| 016 | ASN/AWS/2002/007 | Operations Derived Equipment Requirements | Replaced by IS 095 |
| 017 | ASN/AWS/2005/001 | Approval Procedures- Modification /Repairs | Replaced by IS 084 |
| 018 | ASN/OPS/2002/002 | Development of a regulatory frame work for implementation of GPS for the use in SriLanka airspace as an Navigational /approach aid. | |
| 019 | ASN/AWS/2002/009 | Validation of Foreign Approved Maintenance Organizations. | |
| 020 | ASN/AWS/2002/10 | Aircraft Maintenance Engineers "Basic Licence, AME (BL),Examination 01st June 2002 | Obsolete |
| 021 | ASN/AWS/2002/011 | Personnel Certification for Non Destructive Testing of Aircraft Engines, Components and materials | Replaced by Directive 008 |
| 022 | ASN/AWS/2002/012 | Certification of Aircraft Welders. | Replaced by Directive 012 |
| 023 | ASN/OPS/2010/011 | limitations for flight time, flight duty periods,duty periods and Rest periods for fatigue management of Flight Crew members and Cabin Crew Members employed in aircraft/airlines registered in Sri Lanka for public air transport. | Amended by IS 054 |
| 024 | ASN/GEN/2002/001 | Voluntary Disclosure Reporting Procedures. | |
| 025 | ASN/ATS/2010/20 | Issue of Aviation Safety Notices. | |
| 026 | ASN/GEN/2002/03 | Standardization of the serial numbers of the ASN. | |
| 027 | ASN/AWS/2002/13 | Manned Hot air Balloons | Replaced by IS 093 |
| 028 | ASN/PEL/2010/07 | Requirements to be satisfied in the Establishment, Operation and Maintenance of a Flying School in SriLanka. | Replaced by IS 067 |
| 029 | ASN/OPS/2003/01 | Requirements to be satisfied by applicants seeking authorization from DGCA for aerial work operations special Aviation Events-Balloon Festival. | |
| 030 | ASN/OPS/2003/02 | Mandatory carriage of EGPWS{( Enhanced Ground Proximity Warning System) GPWS with predictive terrain hazard Warning} in aircraft landing/taking off from any airfield in Sri Lanka. | |
| 031 | ASN/OPS/2003/03 | Disinsection of Aircraft operating to Sri Lanka | Replaced by IS 088 |
| 032 | ASN/OPS/2003/04 | Communication, Navigation and Surveillance equipment to be carried in Sri Lanka registered aircraft and foreign registered aircraft operated by SriLanka AOC holder/Flying School Licence holder/Private operator authorization holder. | |
| 033 | ASN/AWS/2003/01 | Guidelines for Aircraft Registration air Craft Nationality and Registration Marks | Replaced by IS 086 |
| 034 | ASN/AWS/2003/02 | Import / Export of Aircraft Spares. | Replaced by Directive 011 |
| 035 | ASN/OPS/2003/05 | State limitations for Duty Time, Flight time and Rest periods for Flight Crew members, Cabin Crew members and Cabin Wardens employed by holders of Airline Licences issued by the DGCA for Operations of Domestic passenger Air Services. | |
| 036 | ASN/PEL/2011/06 | General provisions and requirements and procedures to render valid a Flight Crew Licence and Ratings and convert a Foreign Flight Crew Licence and Ratings into a a Sri Lankan Flight Crew Licence and Ratings. | Replaced by IS 08 |
| 037 | ASN/AWS/2003/03 | Guidelines for aircraft acceptance for importation. | Replaced by Directive 09 |
| 038 | ASN/GEN/2010/01 | Application for Joint Aviation Requirements in SriLanka to secure compliance with ICAO requirement relating to Personnel Licensing, Operation of Aircraft and Airworthiness. | |
| 039 | ASN/OPS/2004/01 | General Requirements to be satisfied by Aircraft Engaged in Commercial Air Transport Operations. | Replaced by IS 12 |
| 040 | ASN/OPS/2004/02 | Standardization of the serial numbers of Manuals published by CAA. | |
| 041 | ASN/GEN/2004/02 | Banning smoking on Civil Aircraft. | Replaced by IS 74 |
| 042 | ASN/OPS/2004/03 | Requirements for Flight Operation of aircraft used for Commercial Air Transport Operation. |
Replaced by I S 13 |
| 043 | ASN/OPS/2004/04 | a. Introduction of safety and security measures to prevent unauthorized persons having access to the flight deck to interfere with a safe OPS of Aircraft. b. Occupation of flight deck observer seats and cabin crew seats by non revenue passengers , other than members of operating crew | Replaced by IS 33 |
| 044 | ASN/OPS/2010/01 | Requirement for Operating Limitations of aircraft used for commercial Air Transport Operations | Replaced by IS 14 |
| 045 | ASN/OPS/2006/13 | Requirements for Maintenance of aircraft engaged in Commercial Air Transport Operations. | Replaced by IS 17 |
| 046 | ASN/OPS/2010/04 | Requirements for Aircraft Communication and Navigation equipment for Commercial Air transport Operations. | Replaced by IS 16 |
| 047 | ASN/OPS/2010/02 | Requirement for Flight Crew of Commercial Air Transport Operations. | Replaced by IS 18 |
| 048 | ASN/OPS/2010/13 | Requirement for flight Operations Officer/Flight dispatcher for Commercial Air transport Operations | Replaced by IS 19 |
| 049 | ASN/OPS/2010/14 | Requirements for Manuals, Logs and Records used for Commercial Air Transport of Operations. | Replaced by IS 20 |
| 050 | ASN/OPS/2004/11 | Requirement for Flight Operation of aircraft used for Commercial Air transport of Operations | Obsolete |
| 051 | ASN/OPS/2004/12 | Requirements for Cabin Crew used for Commercial Air Transport of Operations | Replaced by IS 21 |
| 052 | ASN/OPS/2010/15 | Requirements for Security used for Commercial Air Transport of Operations. | Replaced by IS 22 |
| 053 | ASN/OPS/2010/06 | Requirements for Aircraft Instruments, Equipment and Flight Documents for Commercial Air Transport Operations. | Replaced by IS 15 |
| 054 | ASN/PEL/2011/02 | Personnel Licensing Requirements – Definitions & General Rules | Replaced by IS 50 |
| 055 | ASN/PEL/2011/03 | Personal Licensing Requirements - Licences and Ratings for pilots | Replaced by IS 51 |
| 056 | ASN/PEL/2009/05 | Personnel Licensing Requirements and procedures - Licenses for Flight Navigators, Flight Engineers & Flight Radio Telephone Operators | Replaced by IS 43 |
| 057 | ASN/PEL/2011/04 | Personnel Licensing Requirements - Flight Operations Officers/Flight Dispatcher License |
Replaced by |
| 058 | ASN/PEL/2009/06 | Personnel Licensing Requirements & Procedures - Specifications for Personnel Licences. | Replaced by IS 68 |
| 059 | ASN/PEL/2009/11 | Personnel Licensing Requirements – Medical Provisions for licensing | Replaced by IS 036 |
| 060 | ASN/AWS/2010/03 | Aircraft Noise Certification | Replaced by IS 081 |
| 061 | ASN/AWS/2004/02 | Procedure for Certification and Continuing Airworthiness | Replaced by IS 080 |
| 062 | ASN/PEL/2010/09 | Issuance of Civil Pilot License on Recognition of Military Flying Experience. | Replaced by IS 69 |
| 063 | ASN/OPS/2009/02 | Guidance for operators for conducting constant descent final approach (CDFA) / stablized approach for Non-precision approaches | |
| 064 | ASN/OPS/2005/01 | Requirements to prepare Minimum Equipment List (MEL) as per ASN 053 paragraph 1.2. | Obsolete |
| 065 | ASN/AWS/2005/02 | Airworthiness Directives (AD) Mandatory Modifications / Inspections | Replaced by IS 080 and IS 094 |
| 066 | ASN/OPS/2005/03 | Guidance for operations on training programmes for the use of terrain awareness and warning systems (TAWS) | |
| 067 | ASN/OPS/2005/04 | Standard operating procedures for Flight Deck Crew Members | |
| 068 | ASN/OPS/2005/05 | Crew Resource Management Training | |
| 069 | ASN/OPS/2005/06 | Communication And coordination Between Flight and Cabin Crews members. | |
| 070 | ASN/OPS/2005/07 | Line Operational Simulations:Line Oriented Flight Training, Special Purpose Operational Training. | |
| 071 | ASN/OPS/2005/08 | Dispatcher / Flight Operations Officer Resource Management Training | |
| 072 | ASN/OPS/2005/09 | Development of Safety Department | |
| 073 | ASN/OPS/2005/10 | Establishment of a Flight Data Analysis (FDA) Programme | |
| 074 | ASN/OPS/2005/11 | Requirements to be considered in establishment of a Flight Safety Documents System | |
| 075 | ASN/OPS/2005/12 | Information to Operators on RNAV (GNSS) Non Precision Approach Procedures based on GPS | |
| 076 | ASN/OPS/2005/13 | Requirements to be considered for Approach and Landing Accident Reduction (ALAR) and Controlled Flight into Terrain (CFIT) Prevention Training | |
| 077 | ASN/OPS/2009/01 | Requirements for handling or carriage of Dangerous Goods by air. | Replaced by IS 09 |
| 078 | ASN/OPS/2005/18 | Access to information on Aircraft Manufacturer's Website | |
| 079 | ASN/AWS/2010/01 | Aircraft engine emissions | Replaced by IS 082 |
| 080 | ASN/OPS/2010/09 | Requirements for Operators engaged in general aviation operating into, out of or within Sri Lanka | Replaced by IS 23 |
| 081 | ASN/OPS/2010/05 | Definitions for terms used in Aviation Safety Notices issued by DGCA for Commercial Air Transport Operations | Replaced by IS 11 |
| 082 | ASN/OPS/2005/17 | Guidance for operators for the issuance of Cabin Crewmember Certificates | Replaced by IS 21 |
| 083 | PEL/2011/01 | Requirements and Standards Relating to Issue and Renewal of Aircraft Maintenance Licenses and Aircraft Type Ratings | Replaced by IS 066 |
| 084 | ASN/AWS/2005/05 | Requirements for the Establishment and Operation of Approved Maintenance Training Organizations(AMTO) | Replaced by IS 065 |
| 085 | ASN/AWS/2006/01 | Requirements for the Establishment of facilities for the maintenance of aircraft registered in Sri Lanka. | Replaced by IS 080 |
| 086 | ASN/ATS/2010/10 | Rules of the Air in Sri Lanka Airspace | Replaced by IS 26 |
| 087 | ASN/ATS/2006/02 | Visual Signals to be used in Aerodrome Traffic | Replaced by IS 26 |
| 088 | ASN/ATS/2006/03 | General Operating rules for the Unmanned free balloons | Replaced by IS 26 |
| 089 | ASN/OPS/2006/06 | Requirements for grant of Basic RNAV (RNP-5) Approval | |
| 090 | ASN/ATS/2010/19 | Requirements to be satisfied for the provision of Aeronautical Information Services in Sri Lanka |
Replaced by IS 28 |
| 091 | ASN/ATS/2006/05 | Requirements to be satisfied for the provision of Air Traffic Services in Sri Lanka | Replaced by IS 25 |
| 092 | ASN/GEN/2007/01 | Safety Management Requirements to be satisfied by the ATS Service Providers, Aerodrome Operators, Aircraft Operators and Aircraft maintenance Organization in Sri Lanka | Superseded by IS 70 |
| 093 | ASN/ATS/2010/04 | Implementation of the standards of the ICAO Annex 05, “Units of Measurement to be used in Air and Ground Operations” | Replaced by IS 03 |
| 094 | ASN/AWS/2006/02 | Requirements for the Establishment of an Approved maintenance Organization (145 Approval) | Replaced by IS 056 |
| 095 | ASN/OPS/2006/07 | Requirements for the approval of reduced vertical separation minimum (RVSM) as per ASN 046 paragraph 2.4 | |
| 096 | ASN/ATS/2007/02 | Requirement to be satisfied by the aerodrome operators for the certification of aerodrome in Sri Lanka | Replaced by IS 37 |
| 097 | ASN/AWS/2010/01 | Administrative procedures for the conduct of Aircraft maintenance license examination ( AML) and conversion of existing aircraft maintenance engineers basic License (AME-BL) to AML | |
| 098 | ASN/ATS/2007/01 | Requirements to be satisfied by the Aeronautical Information Service Provider for provision of Electronic Terrain and Obstacle data | Replaced by IS 28 |
| 099 | ASN/ATS/2007/02 | Aerodrome Standards to be satisfied by the Aerodrome Operators in Sri Lanka. | Replaced by IS 30 |
| 100 | ASN/ATS/2007/04 | Standards on Aeronautical Charts to be satisfied by the Air Navigation Service Providers and Aerodrome Operators in Sri Lanka | Replaced by IS 31 |
| 101 | ASN/PEL/2008/02 | Language proficiency requirement for a radio telephony communication | Replaced by IS 92 |
| 102 | ASN/AWS/2008/01 | Requirements for calibration of flight data recorders and cockpit voice recorders | Replaced by IS 063 |
| 103 | ASN/OPS/2008/01 | Guidance for maintaining the effectiveness of ground proximity warning system (GPWS) equipment | |
| 104 | ASN/OPS/2008/03 | Guidance for operational procedures and training requirements of airborne collisions avoidance system (ACAS) equipment | |
| 105 | ASN/ATS/2008/06 | Requirements to be satisfied for the provision of Meteorological services in Srilanka and requirements to be satisfied by aircraft registered in Srilanka when providing aircraft observation. | Replaced by IS 42 |
| 106 | ASN/ATS/2008/07 | Registration of 406MHz Beacons used in aircraft registered in Sri Lanka | |
| 107 | ASN/ATS/2010/01 | Aviation Occurrences Reporting System Mandatory/ Voluntary occurrence reporting system for all Operations and establishment of an accident and incident reporting system and Data Base | Replaced by IS 06 |
| 108 | ASN/ATS/2010/18 | Requirements to be satisfied by the service provider responsible for the provision air navigation services and Organizations responsible to establish RCC/ RSCs in Sri Lanka | Replaced by IS 87 |
| 109 | ASN/OPS/2009/08 | Guidance on Flight crew procedures during taxi operations | |
| 110 | ASN/OPS/2009/09 | Guidance on single pilot procedures during taxi operations. | |
| 111 | ASN/PEL/2010/04 | Personnel Licensing requirements – Aeronautical station operators | Replaced by IS 48 |
| 112 | ASN/PEL/2011/05 | Personnel licensing requirements –License and ratings for Air traffic Controllers | Replaced by IS 55 |
| 113 | ASN/ATS/2010/01 | Requirements to be satisfied for the provisions of Aeronautical Telecommunication in Sri Lanka. | Replaced IS 38 |
| 114 | ASN/ATS/2010/02 | Requirements to be satisfied for the provision of Radio Navigational Aids in Sri Lanka | Replaced IS 34 |
| 115 | ASN/ATS/2010/03 | Requirements to be satisfied for the provision of Digital Data Communication Systems in Sri Lanka. | Replaced by IS 39 |
| 116 | ASN/ATS/2010/04 | Requirements to be satisfied for the provision of Voice Communication System in Sri Lanka | Replaced by IS 40 |
| 117 | ASN/ATS/2010/05 | Requirements to be satisfied for the Utilization of Aeronautical Radio Frequency Spectrum in Sri Lanka | Replaced IS 44 |
| 118 | ASN/ATS/2010/06 | Requirements to be satisfied in Surveillance and Colllisions Avoidance system in Sri Lanka | |
| 119 | ASN/OPS/2010/08 | Requirements and Guidelines for Lease and Charter Operations of Aircraft Engaged in Commercial Air Transport Operations | |
| 120 | ASN/AWS/2010/02 | Authenticity and Servisability of Aircraft Parts | Superseded by Directive 13 |
| 121 | ASN/OPS/2010/10 | Requirements for Documents, Equipments, Number and description of the Operating Crew | Replaced by IS 20 |
| 122 | ASN/PEL/2010/06 | Requirements for Maintenance of Continuous Validty, Renewal and Reactivation of Pilot License (Aero Palne, Helicopter, Powerd – Lift, Air Ship, Balloon and Glider) and Ratings | Replaced by IS 71 |
| 123 | ASN/OPS/2010/17 | Requirements for Helicoptrs engaged in Commercial and General Aviation Operations. | |
| 124 | ASN/ATS/2010/11 | Standards of Search and Rescue in Sri Lanka | Replaced by IS 29 |
| 125 | ASN/ATS/2010/15 | Rquiremnts to be Satisfied by the Service Provider responsible for the Provisions of Aeronautical Meteorology Service | Replaced by IS 87 |
| 126 | ASN/ATS/2010/16 | The entities responsible for the Establishment of Rescue coordination centers in Sri Lanka | Replaced by IS 87 |
| 127 | ASN/OPS/2010/16 | Requiremnts for Approval of Safety Training Instructors and Safety Traiing Programmes | Replaced by GD 007 |
| 128 | ASN/AWS/2010/05 | Replacement of JAR Ops 1 by EU OPs | Replaced by IS 095 |
| 129 | ASN/OPS/2010/18 | Requirements to comply with the instructions in the event of an inteception /flying over airspace of foreign State | |
| 130 | ASN/ATS/2010/22 | Criteria to be followed to establishment of Aerodrome operating minima in Development of Instrument Flight Procedures | Replaced by IS 87 |
ASN on Air Traffic Services
| S.N. | ASN no. | Reference no. | Title | Remarks |
| 1 | 25 | ASN/ATS/2010/20 | Issue of Aviation Safety Notices. | |
| 2 | 86 | ASN/ATS/2010/10 | Rules of the Air in Sri Lanka Airspace | Replaced by IS 26 |
| 3 | 87 | ASN/ATS/2006/02 | Visual Signals to be used in Aerodrome Traffic | Replaced by IS 26 |
| 4 | 88 | ASN/ATS/2006/03 | General Operating rules for the Unmanned free balloons | Replaced by IS 26 |
| 5 | 90 | ASN/ATS/2010/19 | Requirements to be satisfied for the provision of Aeronautical Information Services in Sri Lanka | Replaced by IS 28 |
| 6 | 91 | ASN/ATS/2006/05 | Requirements to be satisfied for the provision of Air Traffic Services in Sri Lanka | Replaced by IS 25 |
| 7 | 93 | ASN/ATS/2010/04 | Implementation of the standards of the ICAO Annex 05, “Units of Measurement to be used in Air and Ground Operations” | Replaced by IS 03 |
| 8 | 96 | ASN/ATS/2007/02 | Requirement to be satisfied by the aerodrome operators for the certification of aerodrome in Sri Lanka | Replaced by IS 37 |
| 9 | 98 | ASN/ATS/2007/01 | Requirements to be satisfied by the Aeronatical Information Service Provider for provision of Electronic Terrain and Obstacle data | Replaced by IS 28 |
| 10 | 99 | ASN/ATS/2007/02 | Aerodrome Standards to be satisfied by the Aerodrome Operators in Sri Lanka. | Replaced by IS 30 |
| 11 | 100 | ASN/ATS/2007/04 | Standards on Aeronautical Charts to be satisfied by the Air Navigation Service Providers and Aerodrome Operators in Sri Lanka | Replaced by IS 31 |
| 12 | 105 | ASN/ATS/2008/06 | Requirements to be satisfied for the provision of Meteorological services in Srilanka and requirements to be satisfied by aircraft registered in Srilanka when providing aircraft observation. | Replaced by IS 42 |
| 13 | 106 | ASN/ATS/200807 | Registration of 406MHz Beacons used in aircraft registered in Sri Lanka | |
| 14 | 107 | ASN/ATS/2010/01 | Aviation Occurences Reporting System Mandatory/ Voluntary occurrence reporting system for all Operations and establishment of an accident and incident reporting system and Data Base | Replaced by IS 06 |
| 15 | 108 | ASN/ATS/2010/18 | Requirements to be satisfied by the provider responsible for the provision air navigation services and Organizations responsible to establish RCC/ RSCs in Sri Lanka | Replaced by IS 87 |
| 16 | 113 | ASN/ATS/2010/01 | Requirements to be satisfied for the provisions of Aeronautical Telecommunication in Sri Lanka. | Replaced IS 38 |
| 17 | 114 | ASN/ATS/2010/02 | Requirements to be satisfied for the provision of Radio Navigational Aids in Sri Lanka | Replaced IS 34 |
| 18 | 115 | ASN/ATS/2010/03 | Requirements to be satisfied for the provision of Digital Data Communication Systems in Sri Lanka. | Replaced by IS 39 |
| 19 | 116 | ATSASN//2010/04 | Requirements to be satisfied for the provision of Voice Communication System in Sri Lanka | Replaced by IS 40 |
| 20 | 117 | ASN/ATS/2010/05 | Requirements to be satisfied for the Utilization of Aeronautical Radio Frequency Spectrum in Sri Lanka | Replaced by IS 44 |
| 21 | 118 | ASN/ATS/2010/06 | Requirements to be satisfied in Surveillance and Colllisions Avoidance system in Sri Lanka | Replaced by IS 47 |
| 22 | 124 | ASN/ATS/2010/12 | Standards of Search and Rescue in Sri Lanka | Replaced by IS 29 |
| 23 | 125 | ASN/ATS/2010/15 | Rquiremnts to be Satisfied by the Service Provider responsible for the Provisions of Aeronautical Meteorology Service | Replaced by IS 87 |
| 24 | 126 | ASN/ATS/2010/16 | The entities responsible for the Establishment of Rescue coordination centers in Sri Lanka | Replaced by IS 87 |
| 25 | 130 | ASN/ATS/2010/22 | Criteria to be followed to establishment of Aerodrome operating minima in Development of Instrument Flight Procedures | Replaced by IS 87 |
ASN on Aircraft Operations
| ASN no. | Reference no. | Title | Remarks |
| 3 | ASN/OPS/2000/001 | State Limitations in Flight Time,Duty Periods and rest Periods for Flight Crewmembers and Cabin Crewmembers and Cabin Crewmembers employed in aircraft/ airlines registered in Sri lanka for public air transport. |
Obsolete |
| 4 | ASN/OPS/2001/001 | Procedure to be followed by pilot in command in the event of a suspected or actual tyre burst on takeoff | |
| 7 | ASN/OPS/2001/002 | Mandatory carriage of ACAS II and pressure altitude reporting Transponders in Sri Lanka airspace. | |
| 13 | ASN/OPS/2002/001 | Introduction of Safety and Security measures to prevent any person having access to the flight deck to interfere with the safe operation of the aircraft. | |
| 18 | ASN/OPS/2002/002 | Development of a regulatory frame work for implementation of GPS for the use in SriLanka airspace as an Navigational /approach aid. | |
| 23 | ASN/OPS/2010/011 | limitations for flight time, flight duty periods,duty periods and Rest periods for fatigue management of Flight Crew members and Cabin Crew Members employed in aircraft/airlines registered in Sri Lanka for public air transport. | Amended by IS 054 |
| 29 | ASN/OPS/2003/01 | Requirements to be satisfied by applicants seeking authorization from DGCA for aerial work operations special Aviation Events-Balloon Festival. | |
| 30 | ASN/OPS/2003/02 | Mandatory carriage of EGPWS{( Enhanced Ground Proximity Warning System) GPWS with predictive terrain hazard Warning} in aircraft landing/taking off from any airfield in Sri Lanka. | |
| 31 | ASN/OPS/2003/03 | Disinsection of Aircraft operating to Sri Lanka | Replaced by IS 088 |
| 32 | ASN/OPS/2003/04 | Communication, Navigation and Surveillance equipment to be carried in Sri Lanka registered aircraft and foreign registered aircraft operated by SriLanka AOC holder/Flying School Licence holder/Private operator authorization holder. | |
| 35 | ASN/OPS/2003/05 | State limitations for Duty Time, Flight time and Rest periods for Flight Crew members, Cabin Crew members and Cabin Wardens employed by holders of Airline Licences issued by the DGCA for Operations of Domestic passenger Air Services. | |
| 39 | ASN/OPS/2004/01 | General Requirements to be satisfied by Aircraft Engaged in Commercial Air Transport Operations. | Replaced by IS 12 |
| 40 | ASN/OPS/2004/02 | Standardization of the serial numbers of Manuals published by CAA. | |
| 42 | ASN/OPS/2004/03 | Requirements for Flight Operation of aircraft used for Commercial Air Transport Operation. |
Replaced by I S 13 |
| 43 | ASN/OPS/2004/04 | a. Introduction of safety and security measures to prevent unauthorized persons having access to the flight deck to interfere with a safe OPS of Aircraft. b. Occupation of flight deck observer seats and cabin crew seats by non revenue passengers , other than members of operating crew | Replaced by IS 33 |
| 44 | ASN/OPS/2010/01 | Requirement for Operating Limitations of aircraft used for commercial Air Transport Operations | Replaced by I S 14 |
| 45 | ASN/OPS/2006/13 | Requirements for Maintenance of aircraft engaged in Commercial Air Transport Operations. | Replaced by I S 17 |
| 46 | ASN/OPS/2010/04 | Requirements for Aircraft Communication and Navigation equipment for Commercial Air transport Operations. | Replaced by I S 16 |
| 47 | ASN/OPS/2010/02 | Requirement for Flight Crew of Commercial Air Transport Operations. | Replaced by I S 18 |
| 48 | ASN/OPS/2010/13 | Requirement for flight Operations Officer/Flight dispatcher for Commercial Air transport Operations | Replaced I S 19 |
| 49 | ASN/OPS/2010/14 | Requirements for Manuals, Logs and Records used for Commercial Air Transport of Operations. | Replaced by I S 20 |
| 50 | ASN/OPS/2004/11 | Requirement for Flight Operation of aircraft used for Commercial Air transport of Operations | Obsolete |
| 51 | ASN/OPS/2004/12 | Requirements for Cabin Crew used for Commercial Air Transport of Operations | Replaced by I S 21 |
| 52 | ASN/OPS/2010/15 | Requirements for Security used for Commercial Air Transport of Operations. | Replaced by I S 22 |
| 53 | ASN/OPS/2010/06 | Requirements for Aircraft Instruments, Equipment and Flight Documents for Commercial Air Transport Operations. | Replaced by I S 15 |
| 63 | ASN/OPS/2009/02 | Guidance for operators for conducting constant descent final approach (CDFA) / established approach for Non-precision approaches | |
| 64 | ASN/OPS/2005/01 | Requirements to prepare Minimum Equipment List (MEL) as per ASN 053 paragraph 1.2. | Obsolete |
| 66 | ASN/OPS/2005/03 | Guidance for operations on training programmes for the use of terrain awareness and warning systems (TAWS) | |
| 67 | ASN/OPS/2005/04 | Standard operating procedures for Flight Deck Crew Members | |
| 68 | ASN/OPS/2005/05 | Crew Resource Management Training | |
| 69 | ASN/OPS/2005/06 | Communication And coordination Between Flight Crew Members and Cabin Crews | |
| 70 | ASN/OPS/2005/07 | Line Operational Simulations:Line Oriented Flight Training, Special Purpose Operational Training. | |
| 71 | ASN/OPS/2005/08 | Dispatcher / Flight Oparations Officer Resource Management Training | |
| 72 | ASN/OPS/2005/09 | Development of Safety Department | |
| 73 | ASN/OPS/2005/10 | Establishment of a Flight Data Analysis (FDA) Programme | |
| 74 | ASN/OPS/2005/11 | Requirements to be considered in establishment of a Flight Safety Documents System | |
| 75 | ASN/OPS/2005/12 | Information to Operators on RNAV (GNSS) Non Precision Approach Procedures based on GPS | |
| 76 | ASN/OPS/2005/13 | Requirements to be considered for Approach and Landing Accident Reduction (ALAR) and Controlled Flight into Terrain (CFIT) Prevention Training | |
| 77 | ASN/OPS/2009/01 | Requirments for handling or carriage of Dangerous Goods by air. | Replaced by IS 09 |
| 78 | ASN/OPS/2005/18 | Access to information on Aircraft Manufacturer's Website | |
| 80 | ASN/OPS/2010/09 | Requirements for Operators engaged in general aviation operating into, out of or within Sri Lanka | Replaced by IS 23 |
| 81 | ASN/OPS/2010/05 | Definitions for terms used in Aviation Safety Notices issued by DGCA for Commercial Air Transport Operations | Replaced by IS 11 |
| 82 | ASN/OPS/2005/17 | Guidance for operators for the issuance of Cabin Crewmember Certificates | Replaced by I S 21 |
| 89 | ASN/OPS/2006/06 | Requirements for grant of Basic RNAV (RNP-5) Approval | |
| 95 | ASN/OPS/200607 | Reuirements for the approval of reduced vertical separtion minimum (RVSM) as per ASN 046 paragraph 2.4 | |
| 103 | ASN/OPS/2008/01 | Guidance for maintaining the effectiveness of ground proximity warning system (GPWS) equipment | |
| 104 | ASN/OPS/2008/03 | Guidance for operational procedures and training requirements of airborne collisions avoidance system (ACAS) eqipment | |
| 109 | ASN/OPS/2009/08 | Guidance on Flight crew procedures during taxi operations | |
| 110 | ASN/OPS/2009/09 | Guidance on single pilot procedures during taxi operations. | |
| 119 | ASN/OPS/2010/08 | Requirements and Guidelines for Lease and Charter Operations of Aircraft Engaged in Commercial Air Transport Operations | |
| 121 | ASN/OPS/2010/10 | Requirements for Documents, Equipments, Number and description of the Operating Crew | Replaced by IS 20 |
| 123 | ASN/OPS/2010/17 | Requirements for Helicoptrs engaged in Commercial and General Aviation Operations. | |
| 127 | ASN/OPS/2010/16 | Requiremnts for Approval of Safety Training Instructors and Safety Traiing Programmes | Replaced by General Directive 007 |
| 129 | ASN/OPS/2010/18 | Requirements to comply with the instructions in the event of an inteception /flying over airspace of foreign State |
ASN on Airworthiness
| ASN no. | Reference no. | Title | Remarks |
| 2 | ASN/AWS/2010/004 | Airworthiness Certification Requirement | Replaced by IS 84 |
| 5 | ASN/AWS/2001/001 | Conversion of the Aircraft Maintenance Engineers (AME) Basic Licence Without Type Rating issued prior to May 2000 to a AME Basic Licence specific to an aircraft on request. | |
| 6 | ASN/AWS/2000/007 | Personnel Licensing and Training Requriements and Standards Respecting Aircraft Manintence Engineer Licenses and Ratings. |
Obsolete |
| 8 | ASN/AWS/2006/04 | Administrative Procedures for the conduct of Aircraft Maintenance Engineer – Basic Licence (AME-BL) examinations | |
| 9 | ASN/AWS/2002/001 | Flight permits. | Replaced by IS 84 |
| 10 | ASN/AWS/2002/002 | Changes to Approved Maintenance Schedule of Aircraft. | Replaced by IS 80 |
| 11 | ASN/AWS/2002/003 | Certificate of Airworthiness for Export. | Replaced by IS 61 |
| 12 | ASN/AWS/2002/004 | Weight and balance requirements for aircraft. | Replaced by IS 85 |
| 14 | ASN/AWS/2002/005 | Service Difficulty Reporting (SDR) Programme | Replaced by Directive 014 |
| 15 | ASN/AWS/2002/006 | Mandatory Bulletins and Notices. | Replaced by IS 94 |
| 16 | ASN/AWS/2002/007 | Operations Derived Equipment Requirements | Replaced by IS 95 |
| 17 | ASN/AWS/2005/001 | Approval Procedures- Modification /Repairs | Replaced by IS 84 |
| 19 | ASN/AWS/2002/009 | Validation of Foreign Approved Maintenance Organizations. | |
| 20 | ASN/AWS/2002/10 | Aircraft Mantenance Engineers "Basic Licence, AME (BL),Examination 01st June 2002 | Obsolete |
| 21 | ASN/AWS/2002/011 | Personnel Certification for Non Destructive Testing of Aircraft Engines, Components and materials | Replaced by Directive 008 |
| 22 | ASN/AWS/2002/012 | Certification of Aircraft Welders. | Replaced by Directive 012 |
| 27 | ASN/AWS/2002/13 | Manned Hot air Balloons | Replaced by IS 93 |
| 33 | ASN/AWS/2003/01 | Guidelines for Aircraft Registration air Craft Nationality and Registration Marks | Replaced by IS 86 |
| 34 | ASN/AWS/2003/02 | Import / Export of Aircraft Spares. | Replaced by Directive 011 |
| 37 | ASN/AWS/2003/03 | Guidelines for aircraft acceptance for importation. | Replaced by Directive 009 |
| 60 | ASN/AWS/2010/03 | Aircraft Noise Certification | Replaced by IS 81 |
| 61 | ASN/AWS/2004/02 | Procedure for Certification and Continuing Airworthiness | Replaced by IS 80 |
| 65 | ASN/AWS/2005/02 | Airworthiness Directives (AD) Mandatory Modifications / Inspections | Replaced by IS 80 and IS 94 |
| 79 | ASN/AWS/2010/01 | Aircraft engine emissions | Replaced by IS 82 |
| 84 | ASN/AWS/2005/05 | Requirements for the Establishment and Operation of Approved Maintenance Training Organizations(AMTO) | Replaced by IS 65 |
| 85 | ASN/AWS/2006/01 | Requirements for the Establishment of facilities for the maintenance of aircraft registered in Sri Lanka. | Replaced by IS 80 |
| 94 | ASN/AWS/2006/02 | Requirements for the Establishment of an Approved maintenance Organization (145 Approval) | Replaced by IS 56 |
| 97 | ASN/AWS/2010/01 | Adminstrative procedures for the conduct of Aircraft maintenance license examination ( AML) and conversion of existing aircraft maintenance engineers basic License (AME-BL) to AML | |
| 102 | ASN/AWS/2008/01 | Requirments for caliberation of flight data recorders and cockpit voice reocoders | Replaced by IS 063 |
| 120 | ASN/AWS/2010/02 | Authenticity and Servisability of Aircraft Parts | Replaced by Directive 013 |
| 128 | ASN/AWS/2010/05 | Replacement of JAR Ops 1 by EU OPs | Replaced by IS 95 |
ASN on Personnel licensing
| ASN.NO. | Ref. no. | Title | Remarks |
| 28 | ASN/PEL/2010/07 | Requirements to be satisfied in the Establishment, Operation and Maintenance of a Flying School in SriLanka. | Replaced by IS 67 |
| 36 | ASN/PEL/2003/02 | Requirements & Procedures to be satisfied by an applicant for Validation of a Flight Crew Licence issued by a Contracting State for the purpose of Air Transport Operations excluding excluding Private Operations in aircraft (aeroplanes & helicopters) registered in Sri lanka. |
Replaced by IS 08 |
| 54 | ASN/PEL/2011/02 | Personnel Licensing Requirements – Definitions & General Rules | Replaced by IS 050 |
| 55 | ASN/PEL/2011/03 | Personal Licensing Requirements - Licences and Ratings for pilots | Replaced by IS 51 |
| 56 | ASN/PEL/2009/05 | Personnel Licensing Requirements and procedures - Licenses for Flight Navigators, Flight Engineers & Flight Radio Telephone Operators | Replaced by IS 43 |
| 57 | ASN/PEL/2011/04 | Personnel Licensing Requirements - Flight Operations Officers/Flight Dispatcher License | Replaced by IS 49 |
| 58 | ASN/PEL/2009/06 | Personnel Licensing Requirements & Procedures - Specifications for Personnel Licences. | Replaced by IS 68 |
| 59 | ASN/PEL/2009/11 | Personnel Licensing Requirements – Medical Provisions for licensing | Replaced by IS 36 |
| 62 | ASN/PEL/2010/09 | Issuance of Civil Pilot License on Recognition of Military Flying Experience. | Replaced by IS 69 |
| 83 | ASN/PEL/2011/01 | Requirements and Standards Relating to Issue and Renewal of Aircraft Maintenance Licenses and Aircraft Type Ratings | Replaced by IS 066 |
| 101 | ASN/PEL/2008/02 | Language proficency requirement for a radio telephony communication | Replaced by IS 092 |
| 111 | ASN/PEL/2010/04 | Personnel Licensing requirements – Aeronautical station operators | Replaced by IS 48 |
| 112 | ASN/PEL/2011/05 | Personnel licensing requirements – License and ratings for Air traffic Controllers | Replaced by IS 55 |
| 122 | ASN/PEL/2010/06 | Requirements for Maintenance of Continuous Validty, Renewal and Reactivation of Pilot License (Aero Palne, Helicopter, Powerd – Lift, Air Ship, Balloon and Glider) and Ratings | Replaced by IS 71 |
ASN on General Matter
| ASN no. | Reference no. | Title | Remarks |
| 1 | GEN/1999/001 | Issue Of Aviation Safety Notices | Obsolete |
| 26 | ASN/GEN/2002/03 | Standardization of the serial numbers of the ASN. | |
| 38 | ASN/GEN/2010/01 | Application for Joint Aviation Requirements in SriLanka to secure compliance with ICAO requirement relating to Personnel Licensing, Operation of Aircraft and Airworthiness. | |
| 41 | ASN/GEN/2004/02 | Banning smoking on Civil Aircraft. | Replaced by IS 74 |
| 92 | ASN/GEN/2007/01 | Safety Management Requirements to be satisfied by the ATS Service Providers, Aerodrome Operators, Aircraft Operators and Aircraft maintanance Organization in Sri Lanka | Superseded by IS 70 |
