Marine order 27 sets out the requirements for:

• navigation safety measures and equipment
• radio equipment and communications
• safety, urgency and distress communications.

Related content

• Australian Global Maritime Distress and Safety System (GMDSS) Handbook
• Global Maritime Distress and Safety System (GMDSS) radio logbook
• Navigation through the Great Barrier Reef and Torres Strait 
• Under Keel Clearance Management
• Maritime Safety Information

Applications

• Notification of flare demonstration (AMSA 50)
• Global Maritime Distress and Safety System (GMDSS) radio logbook (AMSA 343)
• Official log book (AMSA 361)
• Table of deviations of the standard or steering compass (AMSA 408)

Marine Notices

• 2021/08 – Electronic Chart Display and Information Systems

Reference material listed in Marine order 27

• Admiralty List of Radio Signals, published by the Hydrographer of the Navy (UK) (access or borrow).
• ARPANSA Standard for Limiting Exposure to Radiofrequency Fields – 100 kHz to 300 GHz (Rev. 1) (2021), as amended from time to time.
• Guidelines for preparing plans for cooperation between search and rescue services and passenger ships, IMO Circular MSC.1/Circ.1079, as revised from time to time (register).
• Guidelines for the onboard use and application of computers, IMO Circular MSC/Circ.891, as amended from time to time (register).
• Guidance for the Reception of Maritime Safety Information and Search and Rescue Related Information as Required in the Global Maritime Distress and Safety System (GMDSS), IMO Circular MSC.1/Circ.1645, as amended from time to time (register).
• International Convention for the Safety of Life at Sea (SOLAS) - Chapter IV and V (search, register or borrow).
• International Convention on Standards of Training, Certification and Watchkeeping for Seafarers 1978 (STCW Convention (access).
• International Aeronautical and Maritime Search and Rescue Manual (IAMSAR Manual) published jointly by ICAO and the IMO (access or purchase).
• International Code of Signals, IMO (access or purchase).
• Ships and marine technology – Marine magnetic compasses, binnacles and azimuth reading devices, International Standards Organization (ISO) 25862:2019 (access or borrow).
• List of ship stations and Maritime Mobile Service Identity Assignments - International Telecommunications Union (access or borrow).
• Manual for use by the Maritime Mobile and Maritime Mobile Satellite Services, International Telecommunications Union (access or borrow).
• Revised guidelines for the onboard operational use of shipborne automatic identification systems (AIS), IMO resolution A.1106(29), as amended from time to time.
• The Radio Regulations Edition of 2012, International Telecommunications Union (access or borrow).

Additional reference material

• Guidelines for voyage planning, IMO resolution A.893(21).
• Guidelines for recording of events related to navigation, IMO resolution A.916(22).
• Guidelines on voyage planning for passenger ships operating in remote areas, IMO resolution A.999(25).
• Participation of ships in weather routeing services IMO Circular MSC/Circ.1063 (register).
• Participation in the WMO voluntary observing ships (VOS) scheme, IMO Circular MSC/Circ.1293, superseded by IMO Circular MSC.1/Circ.1293/Rev.1 (register). 
• Guidelines on ergonomic criteria for bridge equipment and layout (IMO Circular MSC/Circ.982) (register).
• Revised Performance Standards for Integrated Navigation Systems (INS), IMO Resolution MSC.252(83).
• Guidelines for the Standardization of User Interface Design for Navigation Equipment, IMO Circular MSC.1/Circ.1609 (register). 
• Guidelines for the presentation of navigational‐related symbols, terms and abbreviations, SN.1/Circ.243/Rev.2.
• Performance Standards for the Presentation of Navigation‐related Information on Shipborne Navigational Displays, IMO Resolution MSC.191(79) (register).
• Participation of non-SOLAS ships in the global maritime distress and safety system (GMDSS) IMO circular MSC/Circ.803 amended by IMO circular MSC.1/Circ.803/Rev.1 (register). 

Policy and Regulation