The answer to this question can be found in IOC Manuals and Guides No. 5 (3rd revision) published in 2022. This Guide is intended as a tool for policy makers at the national level to assist them with the decision-making related to the establishment of national facilities for the management of oceanographic data (and information). It is also intended to be a reference document for national organizations involved in, or planning to be involved in, oceanographic data and information management.