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Air navigation services

Last updated 14 May 2026

Regulatory Requirement

Document	Current version	Date
Manual of Standards (170 – Air Navigation Services Provider) 2024 (opens in new tab)	0	15 Apr 2024
Manual of Standards (171 – Aeronautical Telecommunications) 2024 (opens in new tab)	0	15 Apr 2024
Manual of Standards (172 – Air Traffic Services) 2024 (opens in new tab)	2	27 Nov 2025
Manual of Standards (173 – Instrument Flight Procedure Design) 2024 (opens in new tab)	0	15 Apr 2024
Manual of Standards (174 – Meteorological Service for International Air Navigation) 2025 (opens in new tab)	0	27 Nov 2025
Manual of Standards (175 – Aeronautical Information Services) 2024 (opens in new tab)	2	27 Nov 2025
Manual of Standards (176 – Search and Rescue) 2024 (opens in new tab)	1	28 Nov 2024

View past versions

Advisory Circular

Document	Notice no.	Date
Fatigue Management Programme for Air Traffic Controllers (opens in new tab)	AC 172-13-1 (Rev 0)	24 Feb 2025
Recency Programme for Air Traffic Controllers (opens in new tab)	AC 172-14-1 (Rev 0)	24 Feb 2025
Guidance on Record Keeping Requirements (opens in new tab)	AC 172-16-1 (Rev 0)	24 Feb 2025

View past versions

Safety Publication

Document	Article no.	Date
Meteorological Services for International Navigation Safety Publication : Aerodrome and ANS Regulation Division (opens in new tab)	01/2013	9 May 2013
Requirements for The Development of Safety Cases (opens in new tab)	01/2012	1 Jun 2012

Information Circular

Subject	Notice no.	Date
Runway Safety - Preventing Runway Excursions (opens in new tab)	01/2013	12 Mar 2013