As a contracting government to the International Convention for the Safety of Life at Sea (SOLAS), New Zealand has an obligation to arrange to collect and compile hydrographic data, and to publish, disseminate and update all nautical information necessary for safe navigation (SOLAS Chapter V, Regulation 9).
Land Information New Zealand (LINZ) is the New Zealand Hydrographic Authority (NZHA) and is the competent authority responsible for meeting these obligations. The information in this specification details the requirements for hydrographic surveys undertaken on behalf of LINZ and is to be used in conjunction with the relevant project-specific Contract Documents i.e. project specification and desk top study, to give comprehensive guidance for delivering the required services in its entirety.