UCI CYCLING REGULATIONS  2.4.021 The specific regulations for the event shall indicate if feeding is permitted and which  conditions apply.  2.4.023 The following vehicle shall follow at least 10 metres behind the rider, shall never overtake  him nor draw up level with him. In the case of a breakdown, technical support may be  rendered only with the rider and vehicle stationary and the following vehicle shall not  hinder anyone else.  2.4.022 [abrogated on 1.01.03].  2.4.024 The following vehicle of a rider who is about to be caught shall, as soon as the distance  between the two riders drops below 100 metres, drop back behind the vehicle of the  other rider.  2.4.025 The vehicle of a rider who catches another may not take up position between the riders  until they are at least 50 metres apart. Should this gap subsequently be reduced, the  vehicle shall drop back behind the second rider.  2.4.026 The following vehicle may carry equipment necessary for changing wheels or cycles.  2.4.027 No equipment for the riders may be prepared or held ready outside the following vehicle.  Persons riding in vehicles shall not reach or lean out.  2.4.028 If technical support via motor-cycle is permitted, the motorcycle may carry only spare  wheels.  2.4.029 Megaphones or loud-hailers may be used.  2.4.030 For an individual time trial open to teams, the organiser must invite and contract the  teams rather than their individual riders.  2.4.031 [article abrogated on 1.01.21]. (text modified on 1.01.02; 1.01.05).  Participation  Following vehicles  E170421  ROAD RACES  52 