General
Last updated 13 May 2026
Regulatory Requirement
Document | Current version | Date |
|---|---|---|
0 | Effective from 1 Feb 2026 | |
Manual of Standards - Units of Measurement to be used in Air and Ground Operations | 1.1 | 18 Nov 2010 |
Advisory Circular
Document | Notice no. | Date |
|---|---|---|
Acceptability of Serviceable Aircraft Parts removed from Singapore Aircraft | AC 1-6 (Rev 0) | 2 Dec 2025 |
AC 1-4 (Rev 1) | 15 Oct 2021 | |
AC 1-3 (Rev 9) | 20 Apr 2026 | |
AC 1-2 (Rev 2) | 3 Jun 2019 |
Safety Information Bulletin
Subject | SIB no. | Date |
CAAS SIB 2026-03 | 6 Apr 2026 | |
CAAS SIB 2023-01 | 25 Aug 2023 | |
Operation of aircraft Radio Altimeter in a cellular 5G C-Band environment | CAAS SIB 2021-01 R1 | 20 Jan 2022 |
Information Circular
2026
Subject | Notice no. | Date |
Cessation of Qantas Airways Limited as a CAAS-Approved Design Organisation | IC 3/2026 | 20 Feb 2026 |
IC 2/2026 | 13 Feb 2026 | |
Notice on Early Closure of My PEL Hub on Eve of Chinese New Year | IC 1/2026 | 4 Feb 2026 |
2020 - 2025
2025
Subject | Notice no. | Date |
Notice of Early Closure of My PEL Hub on Eve of Christmas and New Year | IC 7/2025 | 5 Dec 2025 |
IC 6/2025 | 5 Sep 2025 | |
Closure of Civil Aviation Medical Examination Centre (CAMEC) from 27 to 29 Oct 2025 | IC 5/2025 | 26 Aug 2025 |
IC 4/2025 | 10 Jun 2025 | |
Cessation of Singapore Aerospace Manufacturing as a CAAS Production Organisation | IC 3/2025 | 30 May 2025 |
Cessation of Qantas Airways Limited as a CAAS-approved Production Organisation | IC 2/2025 | 19 Feb 2025 |
IC 1/2025 | 9 Jan 2025 |
2024
Subject | Notice no. | Date |
Operating Hours of My PEL Hub on eve of Christmas and New Year | IC 8/2024 | 26 Nov 2024 |
IC 7/2024 Rev 1 | 14 Oct 2024 | |
Revision of Certificate of Registration template and Introduction of Certificate of Deregistration | IC 6/2024 | 26 Sep 2024 |
Cessation of Eagle Services Asia Pte Ltd (ESA) as a CAAS-approved Design Organisation | IC 5/2024 | 2 Sep 2024 |
Operating Hours of My PEL Hub on eve of Hari Raya Puasa, 9 April 2024 | IC 4/2024 | 3 Apr 2024 |
IC 3/2024 | 6 Mar 2024 | |
Collection of Aircraft Maintenance Licences from Self-Service Lockers with effect from 1 April 2024 | IC 2/2024 | 6 Mar 2024 |
IC 1/2024 | 24 Jan 2024 |
2023
Subject | Notice no. | Date |
Cessation of Conco Aero Maintenance Pte Ltd as a CAAS Production Organisation | IC 7/2023 | 1 Dec 2023 |
IC 6/2023 | 7 Nov 2023 | |
Cessation of Safran Cabin Lamphun Ltd as a CAAS Production Organisation | IC 5/2023 | 1 Aug 2023 |
IC 4/2023 | 30 Jun 2023 | |
Relocation of CAAS Examination Centre to Changi Airport Terminal 2 Basement | IC 3/2023 | 15 May 2023 |
Relocation of My PEL Hub to Changi Airport Terminal 2 Basement | IC 2/2023 | 15 May 2023 |
IC 1/2023 | 31 Jan 2023 |
2022
Subject | Notice no. | Date |
Operating hours of Personnel Licensing counter in My PEL Hub on 21 November 2022 | IC 6/2022 | 13 Oct 2022 |
Surrendering of Design Organisation Approval by Boeing Asia Pacific Aviation Services Pte Ltd | IC 5/2022 | 5 Jul 2022 |
Surrendering of Design Organisation Approval by Diamond Aviation Pte Ltd | IC 4/2022 | 28 Apr 2022 |
IC 3/2022 | 4 Mar 2022 | |
Surrendering of Production Organisation Approval by Coway Engineering & Marketing Pte Ltd | IC 2/2022 | 4 Feb 2022 |
Surrendering of Production Organisation Approval by Coway Engineering & Marketing Pte Ltd | IC 1/2022 | 17 Jan 2022 |
2021
Subject | Notice no. | Date |
IC 8/2021 | 11 Nov 2021 | |
IC 7/2021 | 2 Aug 2021 | |
Surrendering of Production Organisation Approval by Singapore Aero Support Services Pte Ltd | IC 6/2021 | 24 Jun 2021 |
Support for Professional Pilots and Aircraft Maintenance Engineers from 1 April 2021 to 31 March 2022 [Replaced by IC7/2021] | IC 5/2021 | 9 Jun 2021 |
Surrendering of Production Organisation Approval by Aircraft Interiors (S) Pte Ltd | IC 4/2021 | 30 Mar 2021 |
IC 3/2021 | 26 Jan 2021 | |
IC 2/2021 | 21 Jan 2021 | |
Surrendering of CAAS organisation and design approvals by Jamco Singapore Pte Ltd | IC 1/2021 | 8 Jan 2021 |
2020
Subject | Notice no. | Date |
Support for Professional Pilots and Aircraft Maintenance Engineers | IC 6/2020 | 30 Dec 2020 |
IC 5/2020 | 22 Sep 2020 | |
IC 4/2020 | 1 Sep 2020 | |
IC 3/2020 | 16 Jul 2020 | |
IC 2/2020 | 8 Jul 2020 | |
IC 1/2020 | 13 Feb 2020 |
2013 - 2019
2019
Subject | Notice no. | Date |
Launch of the Civil Aviation Personnel Licensing System (CAPELS) – Phase 1 | IC 7-2019 | 30 Dec 2019 |
IC 6- 2019 | 05 Aug 2019 | |
IC 5- 2019 | 15 Jul 2019 | |
Relaunch of beta version of the Civil Aviation Personnel Licensing System (CAPELS) | IC 4- 2019 | 12 Jul 2019 |
Relocation of clinical premises of the Civil Aviation Medical Board (CAMB) | IC 3- 2019 | 03 Jun 2019 |
Revision to the Assistant/Flying instructor (AFI/FI) Certificate | IC 2- 2019 | 29 Apr 2019 |
CAAS to stop issuing the Aircraft Radio Operator Approval (AROA) | IC 1- 2019 | 31 Mar 2019 |
2018
Subject | Notice no. | Date |
Reminder to Foreign Operators – To only Operate Aircraft Specifically Listed in Operations Permit | IC 2-2018 | 13 Jul 2018 |
Revision of Counter Operating Hours of CAAS Personnel Licensing Office | IC 1-2018 | 21 May 2018 |
2017
Subject | Notice no. | Date |
Service Standards for Processing of Airworthiness and Flight Operations-Related Aviation Safety Instruments | IC 5-2017 | 7 Dec 2017 |
IC 4-2017 | 25 May 2017 | |
IC 3-2017 | 15 May 2017 | |
IC 2-2017 | 09 Mar 2017 | |
IC 1-2017 | 20 Jan 2017 |
2016
Subject | Notice no. | Date |
Registration for Workshop Certifying Staff Exam and NDT Approval Exam (Oct to Dec 2016) | IC 5-2016 | 28 Sep 2016 |
Registration for Workshop Certifying Staff Exam and NDT Approval Exam (Jul to Sep 2016) | IC 4-2016 | 28 Jun 2016 |
IC 3-2016 | 28 Apr 2016 | |
Introduction of Online Personnel Licensing Application Systems 2016 | IC 2-2016 | 24 Mar 2016 |
IC 1-2016 | 21 Mar 2016 |
2015
Subject | Notice no. | Date |
Registration for Workshop Certifying Staff Exam and NDT Approval Exam (Jan-Mar 2016) | IC 12-2015 | 10 Dec 2015 |
IC 11-2015 | 3 Nov 2015 | |
IC 10-2015 | 28 Sep 2015 | |
IC 9-2015 | 18 Sep 2015 | |
Industry Consultation on Proposed Guidelines on Financial Penalties | IC 8-2015 | 31 Aug 2015 |
Notification of Medical Fitness by Air Traffic Controller Licence Holders | IC 7-2015 | 6 Aug 2015 |
Potential Fire Hazard from Bulk Storage of Electronic Tablets (E-Tablets) in Aircraft Galley Carts | IC 6-2015 | 12 Jun 2015 |
IC 5-2015 | 5 Jun 2015 | |
Service Standards for Processing of Airworthiness and Flight Operations-Related Aviation Safety Instruments | IC 4-2015 | 6 May 2015 |
IC 3-2015 | 13 Mar 2015 | |
New One -Stop Email Address for Licence Verification Reques | IC 2-2015 | 3 Mar 2015 |
IC 1-2015 | 12 Feb 2015 |
2014
Subject | Notice no. | Date |
Foreign Aircraft Ramp Inspections-Information to Aircraft Operators | IC 9-2014 | 31 Dec 2014 |
IC 8-2014 | 27 Nov 2014 | |
IC 7-2014 | 04 Nov 2014 | |
Temporary Changes to Operating Hours of Personnel Licensing Office | IC 6-2014 | 31 Oct 2014 |
Request for Review of a Candidate’s Flight Crew Examinations | IC 5-2014 | 19 Sep 2014 |
IC 4-2014 | 15 Sep 2014 | |
IC 3-2014 | 12 Jun 2014 | |
Relocation of Clinical Premises of The Civil Aviation Medical Board (CAMB) | IC 2-2014 | 08 May 2014 |
IC 1-2014 | 05 Mar 2014 |
2013
Subject | Notice no. | Date |
IC 9-2013 | 18 Dec 2013 | |
IC 8-2013 | 18 Dec 2013 | |
IC 7-2013 | 11 Sep 2013 | |
IC 6-2013 | 16 Aug 2013 | |
Short Messaging System (SMS) Notification Service for Licence Renewal of Professional Pilot Licences | IC 4-2013 | 28 May 2013 |
IC 3-2013 | 06 May 2013 | |
IC 2-2013 | 15 Apr 2013 | |
List of CAAS Approved Dangerous Goods Training Programmes Conducted by Training Organisations | IC 1-2013 | 06 Mar 2013 |
Notice of Amendment
2026
Subject | Notice no. | Date |
NA14-2026 | 20 Apr 2026 | |
NA13-2026 | 1 Apr 2026 | |
Issuance of IC 3/2026 on Cessation of Qantas Airways Limited as a CAAS-Approved Design Organisation | NA12-2026 | 20 Mar 2026 |
NA11-2026 | 13 Mar 2026 | |
NA10-2026 | 6 Mar 2026 | |
NA09-2026 | 5 Feb 2026 | |
Issuance of IC 1/2026 on Notice on Early Closure of My PEL Hub on eve of CNY | NA08-2026 | 4 Feb 2026 |
Publication of ANR-47, ANR-129, IIAER, amendments to legislation and related ACs | NA07-2026 | 28 Jan 2026 |
NA06-2026 | 23 Jan 2026 | |
Revision to AC 66-10 on Conversion of Foreign Aircraft Maintenance Licence | NA05-2026 | 21 Jan 2026 |
Revision to AC 145-19 on Aircraft Types in SAR-145 Approved Maintenance Organisation Scope of Work | NA04-2026 | 21 Jan 2026 |
Amendment to Advisory Circular (AC) 101-4-1 on Unmanned Aircraft Pilot Licence | NA03-2026 | 9 Jan 2026 |
NA02-2026 | 6 Jan 2026 | |
NA01-2026 | 5 Jan 2026 |
2020 - 2025
2025
2024
2023
2022
2021
Subject | Notice no. | Date |
Revision 2 to AC 121-4-2 on Carriage of Cargo in the Passenger Cabin | NA36-2021 | 23 Dec 2021 |
Amendments to Singapore Air Safety Publication (SASP) Part 1, SASP Part 2 and SASP Part D | NA35-2021 | 7 Dec 2021 |
NA34-2021 | 18 Nov 2021 | |
NA33-2021 | 16 Nov 2021 | |
NA32-2021 | 15 Nov 2021 | |
Amendments to Air Navigation (101- Unmanned Aircraft Operations) Regulations | NA31-2021 | 15 Nov 2021 |
NA30-2021 | 11 Nov 2021 | |
NA29-2021 | 9 Nov 2021 | |
NA28-2021 | 4 Nov 2021 | |
NA27-2021 | 4 Nov 2021 | |
NA26-2021 | 2 Nov 2021 | |
Revision to Advisory Circular on Maintenance Requirements for Operations under ANR-121 | NA25-2021 | 13 Oct 2021 |
NA24-2021 | 12 Oct 2021 | |
NA23-2021 | 1 Oct 2021 | |
Amendments to Singapore Airworthiness Requirements Part 66 (SAR-66) and Issuance of AC 66-13 | NA22-2021 | 24 Sep 2021 |
NA21-2021 | 20 Sep 2021 | |
NA20-2021 | 14 Sep 2021 | |
NA19-2021 | 6 Sep 2021 | |
NA18-2021 | 2 Aug 2021 | |
Revision to Advisory Circular (AC FCL-9) on Multi-Crew Pilot Licence Training Course | NA17-2021 | 23 Jul 2021 |
NA16-2021 | 23 Jul 2021 | |
NA15-2021 | 24 Jun 2021 | |
NA14-2021 | 24 Jun 2021 | |
NA13-2021 | 24 Jun 2021 | |
NA12-2021 | 17 Jun 2021 | |
NA11-2021 | 15 Jun 2021 | |
NA10-2021 | 9 Jun 2021 | |
NA9-2021 | 12 May 2021 | |
NA8-2021 | 30 Mar 2021 | |
NA07-2021 | 19 Mar 2021 | |
Revisions to some Advisory Circulars on Aircraft Maintenance Licensing | NA06-2021 | 24 Feb 2021 |
NA05-2021 | 26 Jan 2021 | |
Cancellation of some Advisory Circulars on Aircraft Maintenance Licensing | NA04-2021 | 25 Jan 2021 |
NA03-2021 | 21 Jan 2021 | |
Revision to AC FCL-4 on Endorsement of Aircraft Types in Flight Crew Licences | NA02-2021 | 8 Jan 2021 |
NA01-2021 | 8 Jan 2021 |
2020
2013 - 2019
2019
Subject | Notice no. | Date |
Issuance of Advisory Circular on Registration of Unmanned Aircraft | NA13-2019 | 30 Dec 2019 |
NA12-2019 | 30 Dec 2019 | |
Issuance of Advisory Circular on Recency Programme for Air Traffic Controllers | NA11-2019 | 30 Dec 2019 |
NA10-2019 | 30 Dec 2019 | |
Publication of Air Navigation (101 – Unmanned Aircraft Operations) Regulations 2019 | NA09-2019 | 30 Dec 2019 |
NA08-2019 | 19 Dec 2019 | |
Issuance of Advisory Circular on Application of Approval for RNP-2 Operations | NA07-2019 | 1 Nov 2019 |
Issuance of Advisory Circular on Application of Approval for RNP-1 Operations | NA06-2019 | 1 Nov 2019 |
Issuance of Advisory Circular on Performance Specification of a Visual Surveillance System | NA05-2019 | 1 Nov 2019 |
NA04-2019 | 19 Sep 2019 | |
NA03-2019 | 10 Sep 2019 | |
Repeal of Singapore Air Safety Publication Part (SASP) 5 and amendments to SASP 1, 2, 7 & 9 | NA02-2019 | 26 Jul 2019 |
NA01-2019 | 17 May 2019 |
2018
Subject | Notice no. | Date |
Amendment to Singapore Airworthiness Requirements Part 21 (SAR-21) | NA23-2018 | 26 Dec 2018 |
NA22-2018 | 21 Dec 2018 | |
NA21-2018 | 24 Nov 2018 | |
NA20-2018 | 13 Nov 2018 | |
Revision of the Manual of Standards - Aeronautical Information Systems (MOS-AIS) | NA19-2018 | 8 Nov 2018 |
NA18-2018 | 1 Nov 2018 | |
NA17-2018 | 9 Oct 2018 | |
NA16-2018 | 9 Oct 2018 | |
Revision of Singapore Air Safety Publication (SASP) Part 1, Part 2, Part 3 and Part 10 | NA15-2018 | 9 Oct 2018 |
NA14-2018 | 5 Oct 2018 | |
NA13-2018 | 5 Oct 2018 | |
NA12-2018 | 1 Oct 2018 | |
NA11-2018 | 1 Oct 2018 | |
Publication of Advisory Circulars (ACs) relating to Air Operations Air Navigation Regulations (ANRs) | NA10-2018 | 17 Sep 2018 |
NA09-2018 | 21 Aug 2018 | |
NA08-2018 | 1 Aug 2018 | |
NA07-2018 | 1 Aug 2018 | |
NA06-2018 | 25 Jul 2018 | |
Revision of Manual of Standards - Air Traffic Services (MOS-ATS) | NA05-2018 | 29 Jun 2018 |
Amendment to Singapore Airworthiness Requirements Part 145 (SAR-145) | NA04-2018 | 1 Jun 2018 |
NA03-2018 | 8 Feb 2018 | |
NA02-2018 | 25 Jan 2018 | |
NA01-2018 | 16 Jan 2018 |
2017
Subject | Notice no. | Date |
NA08-2017 | 1 Nov 2017 | |
Amendment to Manual of Standards-Licensing of Air Traffic Control Personnel | NA07-2017 | 12 Sep 2017 |
NA06-2017 | 8Aug 2017 | |
NA05-2017 | 1 Mar 2017 | |
NA04-2017 | 15 Feb 2017 | |
NA03-2017 | 1 Feb 2017 | |
NA02-2017 | 11 Jan 2017 | |
Revision of Manual of Standards-Instrument Flight Procedures Design (MOS-IFP) | NA01-2017 | 5 Jan 2017 |
2016
Subject | Notice no. | Date |
NA12-2016 | 15 Dec 2016 | |
NA11-2016 | 25 Nov 2016 | |
NA10-2016 | 10 Nov 2016 | |
NA9-2016 | 21 Oct 2016 | |
Amendments to Singapore Airworthiness Requirements Part 21 (SAR-21) | NA8-2016 | 17 Aug 2016 |
NA7-2016 | 8 Jul 2016 | |
NA6-2016 | 8 Jul 2016 | |
NA5-2016 | 3 May 2016 | |
NA4-2016 | 3 May 2016 | |
Amendments to Singapore Airworthiness Requirements Part 147 (SAR-147) | NA3-2016 | 26 Feb 2016 |
Amendments to Singapore Air Safety Publication Part 10 (SASP Part 10) | NA2-2016 | 25 Jan 2016 |
NA1-2016 | 15 Jan 2016 |
2015
Subject | Notice no. | Date |
Amendments to Singapore Air Safety Publication (SASP) Part 11 | NA11-2015 | 31 Dec 2015 |
NA10-2015 | 31 Dec 2015 | |
NA9-2015 | 23 Dec 2015 | |
NA8-2015 | 30 Nov 2015 | |
Amendments to Singapore Air Safety Publication Part 3 (SASP Part 3) | NA7-2015 | 28 Oct 2015 |
Revision to Manual of Standards - Licensing of Air Traffic Control Personnel (MOS-PEL) | NA6-2015 | 31 Aug 2015 |
NA5-2015 | 8 Jun 2015 | |
NA4-2015 | 17 Apr 2015 | |
NA3-2015 | 9 Feb 2015 | |
NA2-2015 | 26 Jan 2015 | |
NA1-2015 | 26 Jan 2015 |
2014
Subject | Notice no. | Date |
NA6-2014 | 18 Dec 2014 | |
NA5-2014 | 15 Sep 2014 | |
NA4-2014 | 2 Jul 2014 | |
NA3-2014 | 30 May 2014 | |
NA2-2014 | 21 Mar 2014 | |
Amendments to Singapore Airworthiness Requirements Part 21 (SAR-21) | NA1-2014 | 30 Jan 2014 |
2013
Subject | Notice no. | Date |
Amendments to Singapore Air Safety Publication (SASP) Part 7 | NA10-2013 | 31 Oct 2013 |
Amendments to the Singapore Airworthiness Requirements Part 145 (SAR-145) | NA09-2013 | 6 Sep 2013 |
NA08-2013 | 4 Jul 2013 | |
Amendments to Manual of Standards – Air Traffic Services (MOS-ATS) | NA07-2013 | 28 Jun 2013 |
NA06-2013 | 28 Jun 2013 | |
NA05-2013 | 7 May 2013 | |
NA04-2013 | 2 Mar 2013 | |
Amendments to Singapore Airworthiness Requirements (SAR) Part 66 and Part 147 | NA03-2013 | 8 Mar 2013 |
NA02-2013 | 20 Feb 2013 | |
NA01-2013 | 1 Feb 2013 |