This document specifies requirements and test methods for electrically powered wheelchairs, with a maximum speed not exceeding 20 km/h, intended to carry one person of mass not greater than 300 kg, including: electrically powered scooters with three or more wheels, manual wheelchairs with an add-on drive system, handrim-activated power-assisted wheelchairs, electrically powered stand-up wheelchairs, balancing wheelchairs, wheelchairs with a pivot drive wheel unit, and assistant-guided wheelchairs. This document does not apply to custom-made electrically powered wheelchairs or electrically powered wheelchairs intended for use in sports. This document also specifies requirements and test methods for manual wheelchairs with electrically powered ancillary equipment.