Notices of Amendment are issued to inform the industry of amendments to the legislation and requirements. 2019Toggle accordion Subject Notice No. Date Issuance of Advisory Circular on Acceptable Restraint Devices for Passengers with Restricted Mobility (PDF, 32.1 KB) NA04-2019 19 Sep 2019 Amendment to the Manual of Standards - Air Traffic Services (PDF , 204 KB) NA03-2019 10 Sep 2019 Repeal of Singapore Air Safety Publication Part (SASP) 5 and amendments to SASP 1, 2, 7 & 9 (PDF, 167 KB) NA02-2019 26 Jul 2019 Amendment to the Singapore Air Safety Publication Part 10 (PDF, 166 KB) NA01-2019 17 May 2019 2018Toggle accordion Subject Notice No. Date Amendment to Singapore Airworthiness Requirements Part 21 (SAR-21) (PDF, 17 KB) NA23-2018 26 Dec 2018 Revision of Aviation Specifications 2 (PDF, 87 KB) NA22-2018 21 Dec 2018 Amendment to the Air Navigation Regulations (ANRs) (PDF, 129 KB) NA21-2018 24 Nov 2018 Issue of Advisory Circular 145-12 Non-Destructive Testing – Testing, Qualification and Certification of Personnel (PDF, 100 KB) NA20-2018 13 Nov 2018 Revision of the Manual of Standards - Aeronautical Information Systems (MOS-AIS) (PDF, 196 KB) NA19-2018 8 Nov 2018 Amendment of Singapore Airworthiness Requirements (SAR) and Singapore Airworthiness Requirements Part 145 (SAR-145) (PDF, 130 KB) NA18-2018 1 Nov 2018 Amendments to Air Navigation Regulations (ANRs) (PDF, 128 KB) NA17-2018 9 Oct 2018 Amendment to Air Navigation Order (ANO) (PDF, 125 KB) NA16-2018 9 Oct 2018 Revision of Singapore Air Safety Publication (SASP) Part 1, Part 2, Part 3 and Part 10 (PDF, 95KB) NA15-2018 9 Oct 2018 Revision of Manual of Aerodrome Standards (MOAS) (PDF, 93 KB) NA14-2018 5 Oct 2018 Amendment to Airworthiness Notices, Singapore Airworthiness Requirements (SAR), SAR Part 66, and SAR Part 145 (PDF, 290 KB) NA13-2018 5 Oct 2018 Repeal of AOCR and SGAR (PDF, 92 KB) NA12-2018 1 Oct 2018 Publication of Aviation Specifications 1 and 2 (PDF, 93 KB) NA11-2018 1 Oct 2018 Publication of Advisory Circulars (ACs) relating to Air Operations Air Navigation Regulations (ANRs) (PDF, 109 KB) NA10-2018 17 Sep 2018 Issuance of Air Navigation Regulations on Air Operations (PDF, 94 KB) NA09-2018 21 Aug 2018 Revision of Manual of Standards–Meteorological Service for International Air Navigation Volume I and II (PDF, 95 KB) NA08-2018 1 Aug 2018 Amendment to Singapore Airworthiness Requirements (PDF, 90 KB) NA07-2018 1 Aug 2018 Issuance of Air Navigation Regulations on Air Operations (PDF, 91 KB) NA06-2018 25 Jul 2018 Revision of Manual of Standards - Air Traffic Services (MOS-ATS) (PDF, 91 KB) NA05-2018 29 Jun 2018 Amendment to Singapore Airworthiness Requirements Part 145 (SAR-145) (PDF, 20 KB) NA04-2018 1 Jun 2018 Revision of Manual of Aerodrome Standards (MOAS) (PDF, 25 KB) NA03-2018 8 Feb 2018 Amendment to Airworthiness Notices (PDF, 16 KB) NA02-2018 25 Jan 2018 Amendment to Singapore Airworthiness Requirements Part 21 (PDF, 21 KB) NA01-2018 16 Jan 2018 2017Toggle accordion Subject Notice No. Date Amendments to Air Navigation Order (S616-2017) (PDF, 271 KB) NA08-2017 1 Nov 2017 Amendment to Manual of Standards-Licensing of Air Traffic Control Personnel (PDF, 22 KB) NA07-2017 12 Sep 2017 Amendment to Singapore Airworthiness Requirements Part 39 (PDF, 16 KB) NA06-2017 8 Aug 2017 Amendment to Singapore Airworthiness Requirements Part 145 (PDF, 22 KB) NA05-2017 1 Mar 2017 Amendment to Singapore Airworthiness Requirements (PDF, 17 KB) NA04-2017 15 Feb 2017 Issuance of and Amendment to Manual of Standards (PDF, 25 KB) NA03-2017 1 Feb 2017 Revision to Air Operator Certificate Requirements, Singapore Airworthiness Requirements, Singapore General Aviation Requirements - Aeroplane and Singapore General Aviation Requirements – Helicopter (PDF, 25 KB) NA02-2017 11 Jan 2017 Revision of Manual of Standards-Instrument Flight Procedures Design (MOS-IFP) (PDF, 22 KB) NA01-2017 5 Jan 2017 2016Toggle accordion Subject Notice No. Date Amendment to Singapore Airworthiness Requirements (PDF, 17 KB) NA12-2016 15 Dec 2016 Revision of Manual of Aerodrome Standards (MOAS) (PDF, 22 KB) NA11-2016 25 Nov 2016 Revision of Manual of Standards –Meteorological Service For International Air Navigation (MOS-MET(IAN)) Volume I and II (PDF, 18 KB) NA10-2016 10 Nov 2016 Revision of Manual of Standards – Air Traffic Services (PDF, 22 KB) NA9-2016 21 Oct 2016 Amendments to Singapore Airworthiness Requirements Part 21 (SAR-21) (PDF, 25 KB) NA8-2016 17 Aug 2016 Revision of Air Operator Certificate Requirements (PDF, 17 KB) NA7-2016 8 Jul 2016 Amendments to Singapore Airworthiness Requirements (PDF, 23 KB) NA6-2016 8 Jul 2016 Amendments to Singapore Airworthiness Requirements (PDF, 24 KB) NA5-2016 3 May 2016 Amendments to the Air Navigation Order (S181/2016) (PDF, 26 KB) NA4-2016 3 May 2016 Amendments to Singapore Airworthiness Requirements Part 147 (SAR-147) (PDF, 23 KB) NA3-2016 26 Feb 2016 Amendments to Singapore Air Safety Publication Part 10 (SASP Part 10) (PDF, 27 KB) NA2-2016 25 Jan 2016 Revision of Manual of Aerodrome Standards (MOAS) (PDF, 18 KB) NA1-2016 15 Jan 2016 2015Toggle accordion Subject Notice No. Date Amendments to Singapore Air Safety Publication (SASP) Part 11 (PDF, 21 KB) NA11-2015 31 Dec 2015 Amendments to the Air Navigation Order (S803/2015) (PDF, 27 KB) NA10-2015 31 Dec 2015 Revision to Air Operator Certificate Requirements (AOCR)(PDF, 16 KB) NA9-2015 23 Dec 2015 Revision to Air Operator Certificate Requirements (AOCR)(PDF, 16 KB) NA8-2015 30 Nov 2015 Amendments to Singapore Air Safety Publication Part 3 (SASP Part 3) (PDF, 27 KB) NA7-2015 28 Oct 2015 Revision to Manual of Standards - Licensing of Air Traffic Control Personnel (MOS-PEL) (PDF, 21 KB) NA6-2015 31 Aug 2015 Amendments to Air Navigation Order (S351/2015) (PDF, 26 KB) NA5-2015 8 Jun 2015 Revision to Air Operator Certificate Requirements (AOCR)(PDF, 16 KB) NA4-2015 17 Apr 2015 Amendments to Air Operator Certificate Requirements, Singapore Airworthiness Requirements, Singapore General Aviation Requirements (Aeroplanes) and Singapore General Aviation Requirements (Helicopters) (PDF, 30 KB) NA3-2015 9 Feb 2015 Amendments to the Air Navigation Order (S21/2015) (29KB)(PDF, 29 KB) NA2-2015 26 Jan 2015 Amendments to Singapore Aviation Safety Publications (SASP) (PDF, 29 KB) NA1-2015 26 Jan 2015 2014Toggle accordion Subject Notice No. Date Revision to Air Operator Certificate Requirements (PDF, 21 KB) NA6-2014 18 Dec 2014 Revision of Manual of Aerodrome Standards (PDF, 21 KB) NA5-2014 15 Sep 2014 Revision of Manual of Standards - Aeronautical Information Service, Manual of Standards - Aeronautical Telecommunication and Manual of Standards - Air Traffic Services (PDF, 21 KB) NA4-2014 2 Jul 2014 Revision to Air Operator Certificate Requirements (PDF, 21 KB) NA3-2014 30 May 2014 Revision of Manual of Standards - Meteorological Service for International Air Navigation Volume I and II (MOS-MET(IAN))(PDF ,29 KB) NA2-2014 21 Mar 2014 Amendments to Singapore Airworthiness Requirements Part 21 (SAR-21) (PDF, 29 KB) NA1-2014 30 Jan 2014 2013Toggle accordion Subject Notice No. Date Amendments to Singapore Air Safety Publication (SASP) Part 7 (PDF, 28 KB) NA10-2013 31 Oct 2013 Amendments to the Singapore Airworthiness Requirements Part 145 (SAR-145) (PDF, 29 KB) NA09-2013 6 Sep 2013 Amendments to the Air Navigation Order (S348/2013) (PDF, 27 KB) NA08-2013 4 Jul 2013 Amendments to Manual of Standards – Air Traffic Services (MOS-ATS) (PDF, 22 KB) NA07-2013 28 Jun 2013 Revision to Air Operator Certificate Requirements (AOCR)(PDF, 18 KB) NA06-2013 28 Jun 2013 Amendments to Singapore Airworthiness Requirements (SAR) (PDF, 23 KB) NA05-2013 7 May 2013 Revision of Manual of Aerodrome Standards (MOAS) (PDF, 21 KB) NA04-2013 2 Mar 2013 Amendments to Singapore Airworthiness Requirements (SAR) Part 66 and Part 147 (PDF, 30 KB) NA03-2013 8 Mar 2013 Revision to Air Operator Certificate Requirements (PDF, 23 KB) NA02-2013 20 Feb 2013 Amendments to Singapore Airworthiness Requirements (SAR) (PDF, 28 KB) NA01-2013 1 Feb 2013