Manual of Standards Version Date Manual of Standards - Aeronautical Information Services (PDF, 503 KB) 2.5 2 Nov 2021 Manual of Standards - Air Traffic Services (PDF, 6MB) 3.0 2 Nov 2021 Manual of Standards (MOS) - Aeronautical Telecommunication (PDF, 240 KB) 2.3 1 Feb 2017 Manual of Standards (MOS) - Meteorological Service For International Air Navigation Volume I (PDF, 334KB) 5.0 26 Oct 2020 Manual of Standards (MOS) - Meteorological Service For International Air Navigation Volume II (PDF, 5MB) 5.0 26 Oct 2020 Manual of Standards (MOS) - Instrument Flight Procedure Design (PDF, 102 KB) 2.2 5 Jan 2017 Manual of Standards (MOS) - Search and Rescue (PDF, 1.1 MB) 2.1 12 Jan 2011