IEC 62267:2009涵盖了适用于自动城市导向交通系统的高级别安全要求，该系统配有无人驾驶或无人驾驶的自行式列车，在专用导轨上运行。根据系统的自动化水平，处理因缺少司机或乘务员而需要的安全要求，这些司机或乘务员将负责部分或全部列车运行功能。

IEC 62267:2009 covers high-level safety requirements applicable to automated urban guided transport systems, with driverless or unattended self-propelled trains, operating on an exclusive guideway. Deals with the safety requirements needed to compensate for the absence of a driver or attendant staff who would otherwise be responsible for some or all of train operation functions, depending on the level of automation of the system.