ISO 7176-21:2009规定了残疾人在室内和/或室外使用的最大速度不超过15 km/h的电动轮椅和滑板车的电磁辐射和电磁抗扰度的要求和试验方法。它也适用于带有附加动力套件的手动轮椅。它不适用于设计为可搭载多人的车辆。 ISO 7176-21:2009还规定了电动轮椅和滑板车用电池充电器的电磁兼容性要求和试验方法。

ISO 7176-21:2009 specifies requirements and test methods for electromagnetic emissions and for electromagnetic immunity of electrically powered wheelchairs and scooters with a maximum speed of not more than 15 km/h intended for indoor and/or outdoor use by people with disabilities. It is also applicable to manual wheelchairs with an add-on power kit. It is not applicable to vehicles designed to carry more than one person. ISO 7176-21:2009 also specifies requirements and test methods for the electromagnetic compatibility of battery chargers intended for use with electrically powered wheelchairs and scooters.