有助于在恶劣天气下识别领航船只，以提高领航服务效率和航行安全。适用于在封闭水域、河口和开放道路平台上使用的引航员船，用于将引航员带到商船上并将其起飞。有关国家的主管当局决定这些要求对海军旗下航行的领航艇的适用性。

Helps to permit identification of pilot crafts in heavy weather, in order to improve the efficiency of pilot service and the safety of navigation. Is applicable to pilot craft used in closed waters, estuaries and open road-steads to bring and take off pilot to merchant ships. The applicability of the requirements to pilot craft navigating under a navy flag is determined by the competent authorities of the relevant country.