ISO/IEC 30143:2020 provides the guidelines for designing and developing new applications in the underwater environment such as fish farming, environment monitoring, harbour security, etc. This document also:

• provides the components required for developing the application; • provides instructions for modelling the application with examples;

• helps the user to understand the communication between the elements in the application for modelling the communication between elements;

• guides the user with the design process of underwater applications.