At any time when this section is in operation any officer not below the rank of squadron leader commanding any part of the regular air force in the United Kingdom may issue a requisitioning order authorising the requisitioning, from among vehicles in any area in the United Kingdom specified in the order, of such vehicles, or such number of vehicles of such description, as may be specified in the order.

The purposes for which an order under this section may authorise vehicles to be requisitioned shall be such purposes for meeting the needs of any of Her Majesty’s forces as may be specified in the order.