RES359 – 303 – MOD RESOLUTION 359 (REV.WRC-15) Consideration of regulatory provisions for updating and modernization of the Global Maritime Distress and Safety System The World Radiocommunication Conference (Geneva, 2015), considering a) that there is a continuing need in the Global Maritime Distress and Safety System (GMDSS), on a global basis, for improved communications to enhance maritime capabilities; b) that the International Maritime Organization (IMO) is considering GMDSS modernization; c) that advanced maritime MF/HF/VHF data systems and satellite communication systems may be used to deliver Maritime Safety Information (MSI) and other GMDSS communications; d) that IMO is considering recognition of additional global and regional GMDSS satellite communication systems; e) that GMDSS satellite systems need to provide protection of incumbent services in accordance with the Radio Regulations, including those in adjacent frequency bands, from harmful interference, and such GMDSS satellite systems should operate within the interference environment of existing systems, noting a) that WRC-12 reviewed Appendix 17 to improve efficiency and introduce bands for new digital technology; b) that WRC-12 reviewed the regulatory provisions and spectrum allocations for use by maritime safety systems for ships and ports, further noting that WRC-12 and this conference have reviewed Appendix 18 to improve efficiency and introduce bands for new digital technology, recognizing a) that advanced maritime communication systems may support the implementation of GMDSS modernization; b) that IMO efforts to implement GMDSS modernization may require modification of the Radio Regulations to accommodate advanced maritime communication systems; c) that due to the importance of GMDSS communication systems in ensuring the safe operation of shipping and commerce and security at sea, they must be resilient to interference;