The Sub-Committee on Navigation, Communications and Search and Rescue (NCSR) deals with all matters related to navigation and communication.
analysis and approval of ships routing measures and ship reporting systems
carriage requirements and performance standards for navigational and communication equipment
long-range identification and tracking (LRIT) system and the development of e-navigation
search and rescue matters
Global Maritime Distress and Safety System (GMDSS)
recognition of service providers
Joint working groups reporting to the NCSR Sub-Committee include the ICAO/IMO Joint Working Group on Harmonization of Aeronautical and Maritime Search and Rescue and the Joint IMO/ITU Experts Group on Maritime Radiocommunication Matters.