ISO 15143-3:2016 specifies the communication schema designed to provide mobile machinery status data from a telematics provider's server to third-party client applications via the Internet. The data are collected from a mobile machine using telematics data-logging equipment and stored on a telematics provider's server. This document describes the communications records used to request data from the server and the responses from the server containing specified data elements to be used in the analysis of machine performance and health.