This part of ISO 11592 specifies the requirements for determination of the maximum propulsion power rating and manoeuvring speed for engine-driven small craft with a length of hull (LH) of less than 8 m (Lh according to ISO 8666).This part of ISO 11592 is not applicable to the following:— personal water craft as defined by ISO 13590;[6]— canoes and kayaks;— inflatable boats, as defined by ISO 6185-1, ISO 6185-2, ISO 6185-3, and ISO 6185-4, except that ISO 6185-3 requires rigid inflatable boats (RIBS) capable of a maximum speed of 30 kn or more to be tested in accordance to this part of ISO 11592;— racing boats: craft designed and constructed solely for competitive racing.This part of ISO 11592 does not specify craft constructional strength requirements related to maximum rated power and does not guarantee security from instability under all conditions of seaway, wind, wakes and waves.